



RELAX NG is a schema language for XML developed as an international standard (ISO/IEC 19757-2) by OASIS and ISO/IEC. The article provides comprehensive documentation about RELAX NG, including its key features, specifications, development history, and technical details. It explains that RELAX NG was based on TREX by James Clark and RELAX Core by MURATA Makoto


The author shares their personal journey of learning about SDF (signed distance field) font rendering in 2024 while working on a game and map generator project. They explain how they initially implemented SDF fonts for rendering outlines and shadows efficiently but didn't fully u
The article documents technical issues blocking Swift 6.0 from moving out of experimental status, focusing on CMake integration problems. It lists specific CMake issues including Swift+Ninja not respecting CMAKE_OSX_DEPLOYMENT_TARGET (causing version mismatch warnings) and swiftc



This appears to be an error message or placeholder content from a web hosting or deployment platform, indicating that a backend application or service is not found. The content explains potential reasons for this error including: no app deployed yet, rollout still in progress, or custom domain setup incomplete. It directs users to documentation for deploying
This article explores the technical challenge of nesting code fences within Markdown documents, focusing on the CommonMark specification and GitHub Flavored Markdown. It discusses how to properly escape code fences to display them as literal content rather than having them interpreted as formatting, using examples and technical explanations. The content appe
This article presents a technical flowchart explaining x86 instruction encoding, specifically focusing on prefixes and escape opcodes. It details how x86 processors decode instructions through various maps (legacy map 0, legacy map 1, and extended maps), showing the decision flow from 1-byte instructions to more complex multi-byte encodings. The content cove
The article is a technical notice informing users that JavaScript must be enabled in their browser settings to use PolyGerrit, a code review tool, and instructing them to refresh the page after enabling JavaScript.