Code guide of different programming languages, via Google, Oracle, douban, Tencent ...
HTML/CSS Style Guide : en / zh-cn
JavaScript Style Guide (zh-cn) (via Tencent AlloyTeam)
Google XML Document Format Style Guide
Github HTML and CSS code guide
Principles of writing consistent, idiomatic CSS en / zh-cn(编写如一、符合习惯的CSS的原则)
Oracle Code Conventions for the Java Programming Language
intellij-java-google-style.xml
Ruby coding style guide en / zh-cn
Rails coding style guide en / zh-cn
WordPress 代码规范 (Languages: English • 日本語 • Português do Brasil • 简体中文)