目录单例模式的基本定义Go语言中的单例模式实现1. 线程安全的懒汉式单例2. 双重检查锁定（DCL）3. 原子操作法总结单例模式的基本定义
Heres the scenario: User comes to my website and opens a webpage with some javascript functionality. User edits the data through javascript
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