hackernews

1. DeepGEMM: clean and efficient FP8 GEMM kernels with fine-grained scaling Total comment counts : 15 Summary Summary of “DeepGEMM: clean and efficient FP8 GEMM kernels with fine-grained scaling” DeepGEMM is a CUDA-based library for performing General Matrix Multiplications (GEMMs) using FP8 (8-bit floating-point) precision with fine-grained scaling, specifically tailored for NVIDIA’s Hopper architecture. Here are the key points: Functionality: DeepGEMM supports both standard and Mix-of-Experts (MoE) grouped GEMMs, focusing on clean and efficient kernel designs....

1. Hyperspace Total comment counts : 52 Summary The article traces the author’s fascination with file systems, beginning with his early experiences with the Macintosh and its unique file handling features. His enthusiasm continued through various operating system developments by Apple, particularly focusing on the introduction of the Apple File System (APFS) in 2017, which replaced the older HFS+. APFS introduced features like point-in-time snapshots and copy-on-write clones, which significantly improved file management and backup processes....

1. Making any integer with four 2s Total comment counts : 32 Summary The article discusses a mathematical puzzle where the goal is to use the digit ‘2’ exactly four times to represent any number. Here’s a summary: Educational Levels: The puzzle appeals to various educational levels. Elementary school children can engage with basic arithmetic, while middle schoolers can use exponents and factorials. Advanced mathematical concepts like the Gamma function make higher numbers accessible....

1. It is no longer safe to move our governments and societies to US clouds Total comment counts : 93 Summary The article by Bert Hubert criticizes the transfer of European governmental and societal operations to American cloud services, highlighting several key concerns: Dependence on U.S. Policies: Hubert argues that relying on American cloud services makes European entities overly dependent on U.S. goodwill, especially given the political climate influenced by figures like Donald Trump, who has impacted legal frameworks for data privacy....

1. Money lessons without money: The financial literacy fallacy Total comment counts : 46 Summary The article critiques the approach to teaching financial literacy in schools, arguing that it follows a pattern of educational fads that promise much but deliver little. Here are the main points: Ineffectiveness of Pure Knowledge: The author compares teaching financial literacy without practical experience to teaching swimming with PowerPoint slides, suggesting that theoretical knowledge alone is insufficient for real-world application....

1. Train Your Own O1 Preview Model Within $450 Total comment counts : 17 Summary The article discusses advancements in AI models that excel in reasoning tasks, particularly in math and coding. Models like o1 and Gemini 2.0 are highlighted for their complex internal reasoning processes, but their proprietary nature limits broader community access. In response, there have been efforts to develop open-source reasoning models, specifically in mathematics, with examples like Still-2 and Journey....

1. FAQ on Microsoft’s topological qubit thing Total comment counts : 15 Summary The article discusses Microsoft’s recent announcement regarding the development of a topological qubit, which is a type of qubit that uses nonabelian anyons for potentially greater resilience against errors: Announcement and Background: Microsoft has claimed to have created a topological qubit, an advancement in quantum computing technology. This claim was detailed in a paper published in Nature, though the journal’s peer review did not confirm the presence of Majorana zero modes, a key component....

1. Debugging Hetzner: Uncovering failures with powerstat, sensors, and dmidecode Total comment counts : 18 Summary The article details Ubicloud’s experience with Hetzner’s AX162 server line, which was introduced as an upgrade over the AX161 but turned out to be significantly less reliable. Here are the key points: Initial Attraction: Ubicloud was initially excited about the AX162 due to its better performance and lower cost. Reliability Issues: Shortly after deployment, these servers began crashing frequently, with the first crash occurring just three weeks after purchase....

1. Plane crashes, overturns during landing at Toronto airport Total comment counts : 45 Summary error Top 1 Comment Summary The article discusses a video capturing a Delta Airlines plane crash-landing at an airport, shared on Reddit in the subreddit r/CatastrophicFailure. The video provides a clear visual of the incident from another plane waiting to take off. It also prompts thoughts on cockpit distractions, highlighting the rarity and significance of capturing such an event on video....

1. All Kindles can now be jailbroken Total comment counts : 46 Summary The article discusses WinterBreak, a jailbreak tool for Kindle devices released by HackerDude on New Year’s Day 2025. Here are the key points: Origin and Thanks: The jailbreak was inspired by “Mesquito” and acknowledgments were given to several contributors and beta-testers. There were some casualties, including bricked Kindles during testing. Installation Process: Preparation: Users are advised to turn on airplane mode, connect the Kindle to a computer, and extract the WinterBreak....