配置
配置 related cheatsheet collection - 4 quick reference guides. Find fast, copy directly. The essential online command reference for developers and SRE.
Fish Shell Cheatsheet - Shell Config
一页速查 Fish Shell 常用命令，覆盖语法特点、变量定义、函数编写、自动补全、主题配置等日常使用高频场景。快速查找，直接复制。
Nginx Cheatsheet - Nginx Configuration & Command Reference
One-page Nginx reference covering config testing with nginx -t/-s reload, location matching priority, proxy_pass reverse proxy snippets, and access/error log troubleshooting. Quick reference, copy directly.
YAML Cheatsheet - YAML Syntax Reference
YAML 语法一页速查：键值对、列表、嵌套结构、多行字符串、锚点引用和类型转换，覆盖写配置文件的高频用法。
JSON Cheatsheet
One-page JSON reference: data types, objects, arrays, nested structures, common patterns, and validation. Covers high-frequency usage for writing config files and API data.