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RR1335

阿里巴巴Java开发规范:

https://developer.aliyun.com/ebook/386 (下载) 
https://alibaba.github.io/p3c/

插件 Plugins

PTG Quick Generation JavaBean  Quick Generation SQL Quick Generation JVM arguemnts Quick Generation Spring Configuration

内存位置和类型

内存: System.identityHashCode() 哈希值
类型: getClass()

面向对象的三个特点啊

 面向对象(OOP)的三个特征:. 封装(Encapsulation); 继承(Inheritance); 多态(Polymorphism)
 抽象(Abstraction)

内存查看工具

jhsdb hsdb
jps

System.out.println(Long.toHexString(VM.current().addressOf(z)));
z 是声明的对象 —— Class z = new Class();

命名逻辑

java 技术栈 . baijing. 技术点
便于阅读和理解
map.baijing.traverse 

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