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bash – What does ” 2>&1 ” mean?

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🔥 Discover this trending post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: Some tricks about redirection Some syntax particularity about this may have important behaviours. There is some little samples about redirections, STDERR, STDOUT, and arguments ordering. 1 - Overwriting or appending? Symbol > means redirection. > means send to as a whole completed file, overwriting target if exist (see noclobber bash feature at #3 later). >> means send in addition to would append to target if exist. In any case, the file would be created if they not exist. 2 - The shell command line is…

postmarketOS // in 2026-02: generic kernels

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🔥 Explore this trending post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: February 26, 20266 min. readThe biggest thing in February for postmarketOS was of course FOSDEM and our hackathon, about which we wrote a whole blog post already. Because of this, and the new approach outlined in the last monthly post, the blog post here is compareatively short.The PMCR 0009 about defining new requirements for the "main" device category is still in discussion but coming along nicely. The goal of this is to ensure that devices in main will be reliable and will be set up…

US military uses laser to down drone and FAA closes more El Paso airspace, officials say

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💥 Check out this insightful post from Hacker News 📖 📂 **Category**: ✅ **What You’ll Learn**: The U.S. military used a laser Thursday to shoot down a “seemingly threatening” drone flying near the U.S.-Mexico border. It turned out the drone belonged to Customs and Border Protection, lawmakers said.The case of mistaken identity prompted the Federal Aviation Administration to close additional airspace around Fort Hancock, about 50 miles (80 kilometers) southeast of El Paso. The military is required to formally notify the FAA when it takes any counter-drone action inside U.S. airspace.It was the second time in two weeks that a…

F-Droid Board of Directors nominations 2026 | F-Droid

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🔥 Discover this must-read post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: Nominations are now open for this year’s appointments to the F-Droid Board of Directors! We are looking to select up to four volunteer directors to serve for two years each. You may nominate yourself or someone else (with their permission). Please send nominations by email to board-nominations@f-droid.org (one email per nomination) and make sure that the nominee is copied in. We will confirm receipt of each nomination, and we may also ask nominees additional questions by email to help us make a selection. To ensure…

Rewrite Engine with Smalltalk style

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✨ Read this awesome post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: The rewrite engine is an absolutely brilliant invention by John Brant and Don Roberts, introduced with the Refactoring Browser (see “A Refactoring Tool for Smalltalk”, 1997). It gives us AST-level matching and rewriting with astonishing power.But let’s be honest: how many people actually remember its syntax?Even the simplest rewrite rule—say, replacing a deprecated message with a new one—usually sends me hunting for examples. During this project I spent a lot of time deep inside the rewrite engine, and even now I cannot reliably recall the exact…

Software Engineer at Ubicloud | Y Combinator

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✨ Discover this must-read post from Hacker News 📖 📂 **Category**: 📌 **What You’ll Learn**: Ubicloud is an open source alternative to AWS. Our cloud services include elastic compute, block storage, CI/CD (GitHub Actions), K8s, managed Postgres, and AI inference. Today, we serve 500+ customers on our managed cloud. We’re now hiring engineers to help us with our Postgres, GitHub Actions, and AI inference products. Who we are With our product(s), we make informed bets on market fundamentals. We then use customer feedback to keep making those products better. To do this well, we enable our team. We’re deliberate about…

Worldwide Smartphone Market to Decline 13% in 2026, Marking the Largest Drop Ever Due to the Memory Shortage Crisis, according to IDC

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🔥 Discover this insightful post from Hacker News 📖 📂 **Category**: ✅ **What You’ll Learn**: Worldwide Smartphone Market to Decline 13% in 2026, Marking the Largest Drop Ever Due to the Memory Shortage Crisis, according to IDC - IDC Skip to main Skip to search Skip to footer BOSTON, February 26, 2026 – Worldwide smartphone shipments are forecast to decline 12.9% year-on-year (YoY) in 2026 to 1.1 billion units, according to the International Data Corporation (IDC) Worldwide Quarterly Mobile Phone Tracker. This decline will bring the smartphone market to its lowest annual shipment volume in more than…

Intel Foundry boss leaves for Qualcomm — Naga Chandrasekaran takes charge of the unit

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💥 Read this must-read post from Hacker News 📖 📂 **Category**: ✅ **What You’ll Learn**: In an unexpected turn of events, Kevin O'Buckley, the head of Intel Foundry, decided to jump ship for Qualcomm after just two years at the company. From now on, Intel Foundry will be headed by Naga Chandrasekaran, who was previously in charge of front-end process technology development and manufacturing."We thank Kevin O'Buckley for his contributions to Foundry Services and wish him the very best as he pursues an opportunity outside the company," an Intel spokesperson told Tom's Hardware. "Intel Foundry remains one of Intel's highest…

Dear Time Lords: Freeze Computers In 1993

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🔥 Check out this insightful post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: This is a semi-satirical / joking-not-joking post (spun out of a private mastodon post) that I will be taking absolutely no questions or comments about. If it does not amuse you please do not tell me in gruesome well-actually detail why it is a bad idea.My proposal: Computers should have stopped in 1993.One might argue that I was an impressionable teenager in 1993 and so probably this is "just nostalgia speaking" but I think it is not true: the technologies I had access to…

Frikallo/parakeet.cpp: Ultra fast and portable Parakeet implementation for on-device inference in C++ using Axiom with MPS+Unified Memory and Cuda support

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🔥 Check out this trending post from Hacker News 📖 📂 **Category**: 💡 **What You’ll Learn**: Fast speech recognition with NVIDIA's Parakeet models in pure C++. Built on axiom — a lightweight tensor library with automatic Metal GPU acceleration. No ONNX runtime, no Python runtime, no heavyweight dependencies. Just C++ and one tensor library that outruns PyTorch MPS. ~27ms encoder inference on Apple Silicon GPU for 10s audio (110M model) — 96x faster than CPU. Model Class Size Type Description tdt-ctc-110m ParakeetTDTCTC 110M Offline English, dual CTC/TDT decoder heads tdt-600m ParakeetTDT 600M Offline Multilingual, TDT decoder eou-120m ParakeetEOU 120M Streaming…