针对模型边线的绘画工具

Hijack，可以给现有的 ruby 进程提供 irb 会话

sodium sodium 是高性能易用的加密库 libsodium  的 Ruby 封装版本

Haml is a templating engine for HTML. It's designed to make it both easier and more pleasant to write HTML documents, by eliminating redundancy, reflecting the underlying structure that the document represents, and providing an elegant syntax that's bot...