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Aujourd’hui — 12 mai 2024Flux principal

Linux Kernel 6.9 Officially Released

Par : EditorDavid
12 mai 2024 à 22:34
"6.9 is now out," Linus Torvalds posted on the Linux kernel mailing list, "and last week has looked quite stable (and the whole release has felt pretty normal)." Phoronix writes that Linux 6.9 "has a number of exciting features and improvements for those habitually updating to the newest version." And Slashdot reader prisoninmate shared this report from 9to5Linux: Highlights of Linux kernel 6.9 include Rust support on AArch64 (ARM64) architectures, support for the Intel FRED (Flexible Return and Event Delivery) mechanism for improved low-level event delivery, support for AMD SNP (Secure Nested Paging) guests, and a new dm-vdo (virtual data optimizer) target in device mapper for inline deduplication, compression, zero-block elimination, and thin provisioning. Linux kernel 6.9 also supports the Named Address Spaces feature in GCC (GNU Compiler Collection) that allows the compiler to better optimize per-CPU data access, adds initial support for FUSE passthrough to allow the kernel to serve files from a user-space FUSE server directly, adds support for the Energy Model to be updated dynamically at run time, and introduces a new LPA2 mode for ARM 64-bit processors... Linux kernel 6.9 will be a short-lived branch supported for only a couple of months. It will be succeeded by Linux kernel 6.10, whose merge window has now been officially opened by Linus Torvalds. Linux kernel 6.10 is expected to be released in mid or late September 2024. "Rust language has been updated to version 1.76.0 in Linux 6.9," according to the article. And Linus Torvalds shared one more details on the Linux kernel mailing list. "I now have a more powerful arm64 machine (thanks to Ampere), so the last week I've been doing almost as many arm64 builds as I have x86-64, and that should obviously continue during the upcoming merge window too."

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Reddit Grows, Seeks More AI Deals, Plans 'Award' Shops, and Gets Sued

Par : EditorDavid
12 mai 2024 à 21:34
Reddit reported its first results since going public in late March. Yahoo Finance reports: Daily active users increased 37% year over year to 82.7 million. Weekly active unique users rose 40% from the prior year. Total revenue improved 48% to $243 million, nearly doubling the growth rate from the prior quarter, due to strength in advertising. The company delivered adjusted operating profits of $10 million, versus a $50.2 million loss a year ago. [Reddit CEO Steve] Huffman declined to say when the company would be profitable on a net income basis, noting it's a focus for the management team. Other areas of focus include rolling out a new user interface this year, introducing shopping capabilities, and searching for another artificial intelligence content licensing deal like the one with Google. Bloomberg notes that already Reddit "has signed licensing agreements worth $203 million in total, with terms ranging from two to three years. The company generated about $20 million from AI content deals last quarter, and expects to bring in more than $60 million by the end of the year." And elsewhere Bloomberg writes that Reddit "plans to expand its revenue streams outside of advertising into what Huffman calls the 'user economy' — users making money from others on the platform... " In the coming months Reddit plans to launch new versions of awards, which are digital gifts users can give to each other, along with other products... Reddit also plans to continue striking data licensing deals with artificial intelligence companies, expanding into international markets and evaluating potential acquisition targets in areas such as search, he said. Meanwhile, ZDNet notes that this week a Reddit announcement "introduced a new public content policy that lays out a framework for how partners and third parties can access user-posted content on its site." The post explains that more and more companies are using unsavory means to access user data in bulk, including Reddit posts. Once a company gets this data, there's no limit to what it can do with it. Reddit will continue to block "bad actors" that use unauthorized methods to get data, the company says, but it's taking additional steps to keep users safe from the site's partners.... Reddit still supports using its data for research: It's creating a new subreddit — r/reddit4researchers — to support these initiatives, and partnering with OpenMined to help improve research. Private data is, however, going to stay private. If a company wants to use Reddit data for commercial purposes, including advertising or training AI, it will have to pay. Reddit made this clear by saying, "If you're interested in using Reddit data to power, augment, or enhance your product or service for any commercial purposes, we require a contract." To be clear, Reddit is still selling users' data — it's just making sure that unscrupulous actors have a tougher time accessing that data for free and researchers have an easier time finding what they need. And finally, there's some court action, according to the Register. Reddit "was sued by an unhappy advertiser who claims that internet giga-forum sold ads but provided no way to verify that real people were responsible for clicking on them." The complaint [PDF] was filed this week in a U.S. federal court in northern California on behalf of LevelFields, a Virginia-based investment research platform that relies on AI. It says the biz booked pay-per-click ads on the discussion site starting September 2022... That arrangement called for Reddit to use reasonable means to ensure that LevelField's ads were delivered to and clicked on by actual people rather than bots and the like. But according to the complaint, Reddit broke that contract... LevelFields argues that Reddit is in a particularly good position to track click fraud because it's serving ads on its own site, as opposed to third-party properties where it may have less visibility into network traffic... Nonetheless, LevelFields's effort to obtain IP address data to verify the ads it was billed for went unfulfilled. The social media site "provided click logs without IP addresses," the complaint says. "Reddit represented that it was not able to provide IP addresses." "The plaintiffs aspire to have their claim certified as a class action," the article adds — along with an interesting statistic. "According to Juniper Research, 22 percent of ad spending last year was lost to click fraud, amounting to $84 billion."

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OpenAI's Sam Altman on iPhones, Music, Training Data, and Apple's Controversial iPad Ad

Par : EditorDavid
12 mai 2024 à 20:34
OpenAI CEO Sam Altman gave an hour-long interview to the "All-In" podcast (hosted by Chamath Palihapitiya, Jason Calacanis, David Sacks and David Friedberg). And speaking on technology's advance, Altman said "Phones are unbelievably good.... I personally think the iPhone is like the greatest piece of technology humanity has ever made. It's really a wonderful product." Q: What comes after it? Altman: I don't know. I mean, that was what I was saying. It's so good, that to get beyond it, I think the bar is quite high. Q: You've been working with Jony Ive on something, right? Altman: We've been discussing ideas, but I don't — like, if I knew... Altman said later he thought voice interaction "feels like a different way to use a computer." But the conversation turned to Apple in another way. It happened in a larger conversation where Altman said OpenAI has "currently made the decision not to do music, and partly because exactly these questions of where you draw the lines..." Altman: Even the world in which — if we went and, let's say we paid 10,000 musicians to create a bunch of music, just to make a great training set, where the music model could learn everything about song structure and what makes a good, catchy beat and everything else, and only trained on that — let's say we could still make a great music model, which maybe we could. I was posing that as a thought experiment to musicians, and they were like, "Well, I can't object to that on any principle basis at that point — and yet there's still something I don't like about it." Now, that's not a reason not to do it, um, necessarily, but it is — did you see that ad that Apple put out... of like squishing all of human creativity down into one really iPad...? There's something about — I'm obviously hugely positive on AI — but there is something that I think is beautiful about human creativity and human artistic expression. And, you know, for an AI that just does better science, like, "Great. Bring that on." But an AI that is going to do this deeply beautiful human creative expression? I think we should figure out — it's going to happen. It's going to be a tool that will lead us to greater creative heights. But I think we should figure out how to do it in a way that preserves the spirit of what we all care about here. What about creators whose copyrighted materials are used for training data? Altman had a ready answer — but also some predictions for the future. "On fair use, I think we have a very reasonable position under the current law. But I think AI is so different that for things like art, we'll need to think about them in different ways..." Altman:I think the conversation has been historically very caught up on training data, but it will increasingly become more about what happens at inference time, as training data becomes less valuable and what the system does accessing information in context, in real-time... what happens at inference time will become more debated, and what the new economic model is there. Altman gave the example of an AI which was never trained on any Taylor Swift songs — but could still respond to a prompt requesting a song in her style. Altman: And then the question is, should that model, even if it were never trained on any Taylor Swift song whatsoever, be allowed to do that? And if so, how should Taylor get paid? So I think there's an opt-in, opt-out in that case, first of all — and then there's an economic model. Altman also wondered if there's lessons in the history and economics of music sampling...

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Webb Telescope Finds a (Hot) Earth-Sized Planet With an Atmosphere

Par : EditorDavid
12 mai 2024 à 19:34
An anonymous reader shared this report from the Associated Press: A thick atmosphere has been detected around a planet that's twice as big as Earth in a nearby solar system, researchers reported Wednesday. The so-called super Earth — known as 55 Cancri e — is among the few rocky planets outside our solar system with a significant atmosphere, wrapped in a blanket of carbon dioxide and carbon monoxide. The exact amounts are unclear. Earth's atmosphere is a blend of nitrogen, oxygen, argon and other gases. "It's probably the firmest evidence yet that this planet has an atmosphere," said Ian Crossfield, an astronomer at the University of Kansas who studies exoplanets and was not involved with the research. The research was published in the journal Nature. "The boiling temperatures on this planet — which can reach as hot as 4,200 degrees Fahrenheit (2,300 degrees Celsius) — mean that it is unlikely to host life," the article points out. "Instead, scientists say the discovery is a promising sign that other such rocky planets with thick atmospheres could exist that may be more hospitable."

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Could Atomically Thin Layers Bring A 19x Energy Jump In Battery Capacitors?

Par : EditorDavid
12 mai 2024 à 18:34
Researchers believe they've discovered a new material structure that can improve the energy storage of capacitors. The structure allows for storage while improving the efficiency of ultrafast charging and discharging. The new find needs optimization but has the potential to help power electric vehicles. * An anonymous reader shared this report from Popular Mechanics: In a study published in Science, lead author Sang-Hoon Bae, an assistant professor of mechanical engineering and materials science, demonstrates a novel heterostructure that curbs energy loss, enabling capacitors to store more energy and charge rapidly without sacrificing durability... Within capacitors, ferroelectric materials offer high maximum polarization. That's useful for ultra-fast charging and discharging, but it can limit the effectiveness of energy storage or the "relaxation time" of a conductor. "This precise control over relaxation time holds promise for a wide array of applications and has the potential to accelerate the development of highly efficient energy storage systems," the study authors write. Bae makes the change — one he unearthed while working on something completely different — by sandwiching 2D and 3D materials in atomically thin layers, using chemical and nonchemical bonds between each layer. He says a thin 3D core inserts between two outer 2D layers to produce a stack that's only 30 nanometers thick, about 1/10th that of an average virus particle... The sandwich structure isn't quite fully conductive or nonconductive. This semiconducting material, then, allows the energy storage, with a density up to 19 times higher than commercially available ferroelectric capacitors, while still achieving 90 percent efficiency — also better than what's currently available. Thanks to long-time Slashdot reader schwit1 for sharing the article.

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Photographer Sets World Record for Fastest Drone Flight at 298 MPH

Par : EditorDavid
12 mai 2024 à 17:34
An anonymous reader shared this report from PetaPixel: A photographer and content creator has set the world record for the fastest drone flight after his custom-made aircraft achieved a staggering 298.47 miles per hour (480.2 kilometers per hour). Guinness confirmed the record noting that Luke Maximo Bell and his father Mike achieved the "fastest ground speed by a battery-powered remote-controlled (RC) quadcopter." Luke, who has previously turned his GoPro into a tennis ball, describes it as the most "frustrating and difficult project" he has ever worked on after months of working on prototypes that frequently caught fire. From the very first battery tests for the drone that Luke calls Peregrine 2, there were small fires as it struggled to cope with the massive amount of current which caused it to heat up to over 266 degrees Fahrenheit (130 degrees Celsius). The motor wires also burst into flames during full load testing causing Luke and Mike to use thicker ones so they didn't fail... After 3D-printing the final model and assembling all the parts, Luke took it for a maiden flight which immediately resulted in yet another fire. This setback made Bell almost quit the project but he decided to remake all the parts and try again — which also ended in fire. This second catastrophe prompted Luke and his Dad to "completely redesign the whole drone body." It meant weeks of work as the new prototype was once again tested, 3D-printed, and bolted together.

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Is Dark Matter's Main Rival Theory Dead?

Par : EditorDavid
12 mai 2024 à 16:34
"One of the biggest mysteries in astrophysics today is that the forces in galaxies do not seem to add up," write two U.K. researchers in the Conversation: Galaxies rotate much faster than predicted by applying Newton's law of gravity to their visible matter, despite those laws working well everywhere in the Solar System. To prevent galaxies from flying apart, some additional gravity is needed. This is why the idea of an invisible substance called dark matter was first proposed. But nobody has ever seen the stuff. And there are no particles in the hugely successful Standard Model of particle physics that could be the dark matter — it must be something quite exotic. This has led to the rival idea that the galactic discrepancies are caused instead by a breakdown of Newton's laws. The most successful such idea is known as Milgromian dynamics or Mond [also known as modified Newtonian dynamics], proposed by Israeli physicist Mordehai Milgrom in 1982. But our recent research shows this theory is in trouble... Due to a quirk of Mond, the gravity from the rest of our galaxy should cause Saturn's orbit to deviate from the Newtonian expectation in a subtle way. This can be tested by timing radio pulses between Earth and Cassini. Since Cassini was orbiting Saturn, this helped to measure the Earth-Saturn distance and allowed us to precisely track Saturn's orbit. But Cassini did not find any anomaly of the kind expected in Mond. Newton still works well for Saturn... Another test is provided by wide binary stars — two stars that orbit a shared centre several thousand AU apart. Mond predicted that such stars should orbit around each other 20% faster than expected with Newton's laws. But one of us, Indranil Banik, recently led a very detailed study that rules out this prediction. The chance of Mond being right given these results is the same as a fair coin landing heads up 190 times in a row. Results from yet another team show that Mond also fails to explain small bodies in the distant outer Solar System... The standard dark matter model of cosmology isn't perfect, however. There are things it struggles to explain, from the universe's expansion rate to giant cosmic structures. So we may not yet have the perfect model. It seems dark matter is here to stay, but its nature may be different to what the Standard Model suggests. Or gravity may indeed be stronger than we think — but on very large scales only. "Ultimately though, Mond, as presently formulated, cannot be considered a viable alternative to dark matter any more," the researchers conclude. "We may not like it, but the dark side still holds sway."

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Father of SQL Says Yes to NoSQL

Par : EditorDavid
12 mai 2024 à 15:34
An anonymous reader shared this report from the Register: The co-author of SQL, the standardized query language for relational databases, has come out in support of the NoSQL database movement that seeks to escape the tabular confines of the RDBMS. Speaking to The Register as SQL marks its 50th birthday, Donald Chamberlin, who first proposed the language with IBM colleague Raymond Boyce in a 1974 paper [PDF], explains that NoSQL databases and their query languages could help perform the tasks relational systems were never designed for. "The world doesn't stay the same thing, especially in computer science," he says. "It's a very fast, evolving, industry. New requirements are coming along and technology has to change to meet them, I think that's what's happening. The NoSQL movement is motivated by new kinds of applications, particularly web applications, that need massive scalability and high performance. Relational databases were developed in an earlier generation when scalability and performance weren't quite as important. To get the scalability and performance that you need for modern apps, many systems are relaxing some of the constraints of the relational data model." [...] A long-time IBMer, Chamberlin is now semi-retired, but finds time to fulfill a role as a technical advisor for NoSQL company Couchbase. In the role, he has become an advocate for a new query language designed to overcome the "impedance mismatch" between data structures in the application language and a database, he says. UC San Diego professor Yannis Papakonstantinou has proposed SQL++ to solve this problem, with a view to addressing impedance mismatch between heavily object-based JavaScript, the core language for web development and the assumed relational approach embedded in SQL. Like C++, SQL++ is designed as a compatible extension of an earlier language, SQL, but is touted as better able to handle the JSON file format inherent in JavaScript. Couchbase and AWS have adopted the language, although the cloud giant calls it PartiQL. At the end of the interview, Chamblin adds that "I don't think SQL is going to go away. A large part of the world's business data is encoded in SQL, and data is very sticky. Once you've got your database, you're going to leave it there. Also, relational systems do a very good job of what they were designed to do... "[I]f you're a startup company that wants to sell shoes on the web or something, you're going to need a database, and one of those SQL implementations will do the job for free. I think relational databases and the SQL language will be with us for a long time."

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AMD Core Performance Boost For Linux Getting Per-CPU Core Controls

Par : EditorDavid
12 mai 2024 à 14:34
An anonymous reader shared this report from Phoronix: For the past several months AMD Linux engineers have been working on AMD Core Performance Boost support for their P-State CPU frequency scaling driver. The ninth iteration of these patches were posted on Monday and besides the global enabling/disabling support for Core Performance Boost, it's now possible to selectively toggle the feature on a per-CPU core basis... The new interface is under /sys/devices/system/cpu/cpuX/cpufreq/amd_pstate_boost_cpb for each CPU core. Thus users can tune whether particular CPU cores are boosted above the base frequency.

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Are Small Modular Nuclear Reactors Costly and Unviable?

Par : EditorDavid
12 mai 2024 à 11:34
The Royal Institution of Australia is a national non-profit hub for science communication, publishing the science magazine Cosmos four times a year. This month they argued that small modular nuclear reactors "don't add up as a viable energy source." Proponents assert that SMRs would cost less to build and thus be more affordable. However, when evaluated on the basis of cost per unit of power capacity, SMRs will actually be more expensive than large reactors. This 'diseconomy of scale' was demonstrated by the now-terminated proposal to build six NuScale Power SMRs (77 megawatts each) in Idaho in the United States. The final cost estimate of the project per megawatt was around 250 percent more than the initial per megawatt cost for the 2,200 megawatts Vogtle nuclear power plant being built in Georgia, US. Previous small reactors built in various parts of America also shut down because they were uneconomical. The cost was four to six times the cost of the same electricity from wind and solar photovoltaic plants, according to estimates from the Australian Commonwealth Scientific and Industrial Research Organisation and the Australian Energy Market Operator. "The money invested in nuclear energy would save far more carbon dioxide if it were instead invested in renewables," the article agues: Small reactors also raise all of the usual concerns associated with nuclear power, including the risk of severe accidents, the linkage to nuclear weapons proliferation, and the production of radioactive waste that has no demonstrated solution because of technical and social challenges. One 2022 study calculated that various radioactive waste streams from SMRs would be larger than the corresponding waste streams from existing light water reactors... Nuclear energy itself has been declining in importance as a source of power: the fraction of the world's electricity supplied by nuclear reactors has declined from a maximum of 17.5 percent in 1996 down to 9.2 percent in 2022. All indications suggest that the trend will continue if not accelerate. The decline in the global share of nuclear power is driven by poor economics: generating power with nuclear reactors is costly compared to other low-carbon, renewable sources of energy and the difference between these costs is widening. Thanks to Slashdot reader ZipNada for sharing the article.

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Former Boeing Quality Inspector Turns Whistleblower, Says Plane Parts Had Serious Defects

Par : EditorDavid
12 mai 2024 à 07:34
Thursday the BBC reported: Plane bodies made by Boeing's largest supplier regularly left the factory with serious defects, according to a former quality inspector at the firm. Santiago Paredes who worked for Spirit AeroSystems in Kansas, told the BBC he often found up to 200 defects on parts being readied for shipping to Boeing. He was nicknamed "showstopper" for slowing down production when he tried to tackle his concerns, he claimed. Spirit said it "strongly disagree[d]" with the allegations. "We are vigorously defending against his claims," said a spokesperson for Spirit, which remains Boeing's largest supplier. Mr Paredes made the allegations against Spirit in an exclusive interview with the BBC and the American network CBS, in which he described what he said he experienced while working at the firm between 2010 and 2022... "I was finding a lot of missing fasteners, a lot of bent parts, sometimes even missing parts...." Mr Paredes told the BBC that some of the defects he identified while at Spirit were minor — but others were more serious. He also claimed he was put under pressure to be less rigorous... He now maintains he would be reluctant to fly on a 737 Max, in case it still carried flaws that originated in the Wichita factory. "I'd never met a lot of people who were scared of flying until I worked at Spirit," he said. "And then, being at Spirit, I met a lot of people who were afraid of flying — because they saw how they were building the fuselages." "If quality mattered, I would still be at Spirit," Paredes told CBS News, speaking publicly for the first time. CBS News spoke with several current and former Spirit AeroSystems employees and reviewed photos of dented fuselages, missing fasteners and even a wrench they say was left behind in a supposedly ready-to-deliver component. Paredes said Boeing knew for years Spirit was delivering defective fuselages. It could be just a coincidence, but the same day, the Associated Press ran story with this headline. "Boeing plane carrying 85 people catches fire and skids off the runway in Senegal, injuring 10." It was the third incident involving a Boeing airplane this week. Also on Thursday, 190 people were safely evacuated from a plane in Turkey after one of its tires burst during landing at a southern airport, Turkey's transportation ministry said.

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The World's Largest Vaccuum to Suck Climate Pollution From the Air Just Began Operating

Par : EditorDavid
12 mai 2024 à 03:34
An anonymous reader shared this report from CNN: The "world's largest" plant designed to suck planet-heating pollution out of the atmosphere like a giant vacuum began operating in Iceland on Wednesday. "Mammoth" is the second commercial direct air capture plant opened by Swiss company Climeworks in the country, and is 10 times bigger than its predecessor, Orca, which started running in 2021... Climeworks plans to transport the carbon underground where it will be naturally transformed into stone, locking up the carbon permanently... The whole operation will be powered by Iceland's abundant, clean geothermal energy.... Climeworks started building Mammoth in June 2022, and the company says it is the world's largest such plant. It has a modular design with space for 72 "collector containers" — the vacuum parts of the machine that capture carbon from the air — which can be stacked on top of each other and moved around easily. There are currently 12 of these in place with more due to be added over the next few months. Mammoth will be able to pull 36,000 tons of carbon from the atmosphere a year at full capacity, according to Climeworks. That's equivalent to taking around 7,800 gas-powered cars off the road for a year... All the carbon removal equipment in the world is only capable of removing around 0.01 million metric tons of carbon a year, a far cry from the 70 million tons a year needed by 2030 to meet global climate goals, according to the International Energy Agency [7,000x more]... Jan Wurzbacher, the company's co-founder and co-CEO, said Mammoth is just the latest stage in Climeworks' plan to scale up to 1 million tons of carbon removal a year by 2030 and 1 billion tons by 2050. Plans include potential DAC plants in Kenya and the United States.

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Google Employees Question Execs Over 'Decline in Morale' After Blowout Earnings

Par : EditorDavid
12 mai 2024 à 01:34
"Google's business is growing at its fastest rate in two years," reports CNBC, "and a blowout earnings report in April sparked the biggest rally in Alphabet shares since 2015, pushing the company's market cap past $2 trillion. "But at an all-hands meeting last week with CEO Sundar Pichai and CFO Ruth Porat, employees were more focused on why that performance isn't translating into higher pay, and how long the company's cost-cutting measures are going to be in place." "We've noticed a significant decline in morale, increased distrust and a disconnect between leadership and the workforce," a comment posted on an internal forum ahead of the meeting read. "How does leadership plan to address these concerns and regain the trust, morale and cohesion that have been foundational to our company's success?" Google is using artificial intelligence to summarize employee comments and questions for the forum. Alphabet's top leadership has been on the defensive for the past few years, as vocal staffers have railed about post-pandemic return-to-office mandates, the company's cloud contracts with the military, fewer perks and an extended stretch of layoffs — totaling more than 12,000 last year — along with other cost cuts that began when the economy turned in 2022. Employees have also complained about a lack of trust and demands that they work on tighter deadlines with fewer resources and diminished opportunities for internal advancement. The internal strife continues despite Alphabet's better-than-expected first-quarter earnings report, in which the company also announced its first dividend as well as a $70 billion buyback. "Despite the company's stellar performance and record earnings, many Googlers have not received meaningful compensation increases" a top-rated employee question read. "When will employee compensation fairly reflect the company's success and is there a conscious decision to keep wages lower due to a cooling employment market?"

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Red Hat (and CIQ) Offer Extend Support for RHEL 7 (and CentOS 7)

Par : EditorDavid
12 mai 2024 à 00:04
This week, The Register reported: If you are still running RHEL 7, which is now approaching a decade old, there's good news. Red Hat is offering four more years of support for RHEL 7.9, which it terms Extended Life Cycle Support or ELS. If you are running the free version, CentOS Linux 7, that hits its end-of-life on the same date: June 30, 2024. CIQ, which offers CentOS Linux rebuild Rocky Linux, has a life cycle extension for that too, which it calls CIQ Bridge. The company told The Reg: "CIQ Bridge, essentially a long-term support service tailored for CentOS 7 users on the migration path to Rocky Linux, is offered under an annual, fixed-rate subscription. CIQ Bridge includes access to CentOS 7 extended life package updates for an additional three years and security updates for CVSS 7 issues and above. Security updates for CVSS 5 and 6 are available at an elevated subscription tier. CIQ Bridge is designed to support CentOS 7 users until they are ready for CIQ guidance and support in migration to Rocky Linux." CIQ believes there's a substantial market for this, and points to research from Enlyft that suggests hundreds of thousands of users still on CentOS Linux 7.

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Hier — 11 mai 2024Flux principal

RHEL (and Rocky and Alma Linux) 9.4 Released - Plus AI Offerings

Par : EditorDavid
11 mai 2024 à 22:34
Red Hat Enterprise Linux 9.4 has been released. But also released is Rocky Linux 9.4, reports 9to5Linux: Rocky Linux 9.4 also adds openSUSE's KIWI next-generation appliance builder as a new image build workflow and process for building images that are feature complete with the old images... Under the hood, Rocky Linux 9.4 includes the same updated components from the upstream Red Hat Enterprise Linux 9.4 This week also saw the release of Alma Linux 9.4 stable (the "forever-free enterprise Linux distribution... binary compatible with RHEL.") The Register points out that while Alma Linux is "still supporting some aging hardware that the official RHEL 9.4 drops, what's new is largely the same in them both." And last week also saw the launch of the AlmaLinux High-Performance Computing and AI Special Interest Group (SIG). HPCWire reports: "AlmaLinux's status as a community-driven enterprise Linux holds incredible promise for the future of HPC and AI," said Hayden Barnes, SIG leader and Senior Open Source Community Manager for AI Software at HPE. "Its transparency and stability empowers researchers, developers and organizations to collaborate, customize and optimize their computing environments, fostering a culture of innovation and accelerating breakthroughs in scientific research and cutting-edge AI/ML." And this week, InfoWorld reported: Red Hat has launched Red Hat Enterprise Linux AI (RHEL AI), described as a foundation model platform that allows users to more seamlessly develop and deploy generative AI models. Announced May 7 and available now as a developer preview, RHEL AI includes the Granite family of open-source large language models (LLMs) from IBM, InstructLab model alignment tools based on the LAB (Large-Scale Alignment for Chatbots) methodology, and a community-driven approach to model development through the InstructLab project, Red Hat said.

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The People Who Won't Give Up Floppy Disks

Par : EditorDavid
11 mai 2024 à 21:34
Slashdot reader quonset writes: The last floppy disk was manufactured in 2011. Despite no new supplies being available for over a decade, there are still people, and organizations, who rely on floppy disks. Each has their own story as to why they rely on what is essentially 1970s technology. From the BBC: Tom Persky, a US businessman, has been selling "new", as in, unopened, floppy disks for years and still finds the trade lucrative. He runs Floppydisk.com, which offers disks for about US$1 (£0.80) each, though some higher capacity versions cost up to US$10 (£8) per disk, he says. Persky has customers all over the world and you could split them roughly 50-50 into hobbyists and enthusiasts like Espen Kraft on one side, and industrial users on the other. This latter category encompasses people who use computers at work that require floppy disks to function. They are, essentially, locked in to a format that the rest of the world has largely forgotten. "I sell thousands of floppy disks to the airline industry, still," says Persky. He declines to elaborate. "Companies are not happy about when I talk about them." But it is well-known that some Boeing 747s, for example, use floppy disks to load critical software updates into their navigation and avionics computers. While these older aircraft might not be so common in Europe or the US these days, you might find one in the developing world, for instance, Persky hints. There are also pieces of factory equipment, government systems — or even animatronic figures — that still rely on floppy disks. And in San Francisco, the Muni Metro light railway, which launched in 1980, won't start up each morning unless the staff in charge pick up a floppy disk and slip it into the computer that controls the railway's Automatic Train Control System, or ATCS. "The computer has to be told what it's supposed to do every day," explains a spokesman for the San Francisco Municipal Transport Agency (SFMTA). "Without a hard drive, there is nowhere to install software on a permanent basis." This computer has to be restarted in such a way repeatedly, he adds — it can't simply be left on, for fear of its memory degrading. The article also includes this quote from a cybersecurity expert at Pen Test Partners. "If floppy was the only interface, the only way to get malware on to [the computer] would be via said floppy disk. That's quite a limiting factor for the attacker..."

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Could Stem Cells One Day Cure Diabetes?

Par : EditorDavid
11 mai 2024 à 20:34
Brian Shelton's type 1 diabetes was treated with an infusion of insulin-producing pancreas cells (grown from stem cells). In 2021, the New York Times reported: Now his body automatically controls its insulin and blood sugar levels. Shelton, now 64, may be the first person cured of the disease with a new treatment that has experts daring to hope that help may be coming for many of the 1.5 million Americans suffering from Type 1 diabetes. "It's a whole new life," Shelton said. Diabetes experts were astonished but urged caution. The study is continuing and will take five years, involving 17 people with Type 1 diabetes. "By fall 2023, three patients, including Shelton, had achieved insulin independence by day 180 post-transplant," MedScape reported (in January of 2024): In the phase 1/2 study, 14 patients with type 1 diabetes and impaired hypoglycemia awareness or recurrent hypoglycemia received portal vein infusions of VX-880 [Vertex Pharmaceutical's pancreatic islet cell replacement therapy] along with standard immunosuppression. As of the last data cut, all 14 patients demonstrated islet cell engraftment and production of endogenous insulin. After more than 90 days of follow-up, 13 of the patients have achieved A1c levels

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Lightweight Dillo Browser Resurrected: TLS But No JavaScript

Par : EditorDavid
11 mai 2024 à 19:34
The Dillo browser dates back to 1999, writes the Register, with its own rendering engine. And now Dillo "has returned with a new release, version 3.1. "It's nearly nine years after version 3.05 appeared on the last day of June 2015." Version 3.1 incorporates dozens of fixes and improvements, as the official announcement describes. Project lead Rodrigo Arias Mallo announced his resurrection attempt on Hacker News early this year. He has taken the last available code from the project's Mercurial repository, incorporated about 25 outstanding fixes, and added as many again of his own. Dillo is a super-lightweight graphical web browser for Unix-like OSes, written using the Fast Light Toolkit. The latest version has a number of new features, although one of the most significant is support for Transport Layer Security. TLS is the successor to SSL, with a Microsoft-approved name. Dillo 3.1 supports it thanks to the Mbed-TLS library. It doesn't support frames, embedded media playback, or JavaSccript — but it can run on very low-end hardware... Thanks to Lproven (Slashdot reader #6,030) for sharing the news.

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NASA's Plan To Build a Levitating Robot Train on the Moon

Par : EditorDavid
11 mai 2024 à 18:34
"Does a levitating robot train on the moon sound far-fetched?" asks LiveScience. "NASA doesn't seem to think so, as the agency has just greenlit further funding for a study looking into the concept." The project, called "Flexible Levitation on a Track" (FLOAT), has been moved to phase two of NASA's Innovative Advanced Concepts program (NIAC) , which aims to develop "science fiction-like" projects for future space exploration. The FLOAT project could result in materials being transported across the moon's surface as soon as the 2030s, according to the agency... According to NASA's initial design, FLOAT will consist of magnetic robots levitating over a three-layer film track to reduce abrasion from dust on the lunar surface. Carts will be mounted on these robots and will move at roughly 1 mph (1.61 km/h). They could transport roughly 100 tons (90 metric tons) of material a day to and from NASA's future lunar base. "A durable, long-life robotic transport system will be critical to the daily operations of a sustainable lunar base in the 2030's," according to NASA's blog post, arguing it could be used to Transport moon materials mined to produce on-site resources like water, liquid oxygen, liquid hydrogen, or construction materials Transport payloads around the lunar base and to and from landing zones or other outposts Thanks to long-time Slashdot reader AmiMoJo for sharing the article.

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