https://sudonull.com/gcc-folds-x-x-to-1-on-division-by-zero
Analysis of why GCC optimizes x/x to 1 even when x=0. UB, volatile, comparison with MSVC. For C++ developers: how to avoid and test.
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In this project
https://sudonull.com/loop-repl-in-forth-on-elixir-pipeline
Implementation of a streaming Forth interpreter in Elixir: from shuttle to loop style with `|>`. Code, diagrams, error optimizations. For middle/senior dev. Study the approach.
https://sudonull.com/compiler-from-scratch-lexer-parser-type-inference
Experience creating a compiler for my own language: from lexer to LLVM IR. Handling generics, lambdas, linking. For middle/senior developers. Learn approaches without deep knowledge.
https://sudonull.com/c-name-lookup-mechanism-adl-and-two-phase-template-lookup
We break down how the C++ compiler processes names in templates and namespaces. Learn why ADL and two-phase lookup cause errors and how to avoid them. Read a detailed analysis.
https://sudonull.com/register-optimization-in-ryujit-using-genetic-algorithms
How genetic algorithms help improve register allocation in the RyuJIT compiler and reduce PerfScore. Technical details and results.
From other projects
https://ymaho.com/quantum-computers-and-bitcoin-threat-or-myth
Learn how real the threat of quantum hacking of Bitcoin is and why analysts believe the market has already priced it in.
https://ymaho.com/bitcoin-wallet-recovery-plan-for-future-quantum-computers
Learn how a new Bitcoin prototype could let users recover funds if advanced quantum computers ever threaten the network's security.
https://ymaho.com/quantum-threat-to-bitcoin-adam-back-s-plan
How Will Bitcoin Be Protected from Quantum Computers? A Detailed Look at Adam Back's Plan and Precautions for Users.
https://ymaho.com/quantum-threat-to-bitcoin-can-old-coins-be-saved
A new plan aims to protect Bitcoin from future quantum computers, but experts warn billions in value, including Satoshi's stash, may remain vulnerable. Learn what this means.
From the web
Advanced accessibility settings and apps on your Galaxy phone ...
https://www.samsung.com/us/support/answer/ANS10001906/
From Settings, swipe to and tap Accessibility . Tap Accessibility shortcuts, and then tap Accessibility button. Tap Select actions and then select your desired services. You can then tap the shortcut button to activate the services of your choosing.
Oct 26, 2015 ·
https://www.samsungcloud.com/en/login
Oct 26, 2015 · See what's synced and backed up across your Samsung devices.
Sep 19, 2026 ·
https://www.sammobile.com/news/how-to-tell-if-someone-is-accessing-your-samsung-phone/
Sep 19, 2026 · Spot if someone accessed your Samsung phone — check app usage, notification history, and privacy settings. Follow our step-by-step guide to secure it now.
4 days ago ·
https://news.samsung.com/global/samsung-gallery-makes-it-easier-to-access-photos-and-videos-across-galaxy-devices
4 days ago · To help meet this growing need, Samsung Electronics offers a Gallery sync service in collaboration with Google. 1 Samsung Gallery sync with Google storage gives you access to photos and videos across supported Galaxy devices.
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