摘要:继续上篇继续完成"Software Transactional Memory"的笔记, 本文关注Clojure处理并发的四种引用类型. Clojure中除了引用类型(Reference Type)之外所有的变量都是immutable.本质上"Reference types are mutable references to immutable data". Clojure有四种引用对象:Var Atom Agent Ref. 阅读全文