Here are a set of diagrams to illustrate Java String’s immutability.

1. Declare a string

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String s = "abcd";

s stores the reference of the string object. The arrow below should be interpreted as “store reference of”.

![][1]
[1]:http://7s1reu.com1.z0.glb.clouddn.com/test伴着梦想入睡，带着目标醒来.jpg

1. How happy am I overall, today, out of 10?

我今天有多开心，10分能打几分？

Take into account all areas of your life when you do this. Whatever your number is, be honest about it with yourself. Then you can get real about what you can do to increase it.

回答这个问题时，你要考虑到生活里的各个方面。不管你得了几分，坦诚面对吧。之后你就能清楚自己能做些什么来提高开心指数。

Test ABC

这是新的开始，我用hexo创建了第一篇文章。

通过下面的命令，就可以创建新文章

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D:\workspace\javascript\nodejs-hexo>hexo new 新的开始
[info] File created at D:\workspace\javascript\nodejs-hexo\source\_posts\新的开始.md

感觉非常好。