Round a Number to N Decimal Places in Java

java / double
a few seconds read (About 81 words)

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  double, java
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Clone a List in Java

java / arraylist
a few seconds read (About 93 words)

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  arraylist, java
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ArrayList 初始化

java / arraylist
a few seconds read (About 77 words)

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  arraylist, java
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docker cheat sheet

docker
3 minutes read (About 475 words)

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  docker
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观察者模式

设计模式
2 minutes read (About 352 words)

观察者模式定义了对象之间的一对多依赖关系，当对象改变状态，其他依赖者都会收到通知。

  设计模式
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策略模式

设计模式
a minute read (About 195 words)

策略模式定义了算法族，分别封装起来，让它们之间可以相互替换，此模式让算法的变化独立于使用算法的客户。

  设计模式
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resttemplate

springboot / resttemplate
a few seconds read (About 39 words)

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  resttemplate, springboot
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win 常用命令

win
a few seconds read (About 17 words)

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  win
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jackson

springboot
a few seconds read (About 4 words)

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  jackson, springboot
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swagger

springboot
3 minutes read (About 439 words)

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  springboot, swagger
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