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让 Java 应用更快的十个优化项

  1. 让 Java 应用更快的十个优化项

    https://medium.com/javarevisited/ten-optimization-tricks-to-make-your-java-application-run-faster-9742f568ed6f

    ● 循环拼接字符串使用 StringBuilder
    ● 线程池代替自定义线程
    ● 容器类预先分配大小
    ● 用枚举代替常量
    ● 用 NIO 代替传统 IO
    ● 用位移操作
    ● 多使用单例模式
    ● 减少锁的范围
    ● 尽量少使用全局变量
    ● 多使用基础数据类型

    #Doc #DevOps
    Medium
    Ten Optimization Tricks to Make Your Java Application Run Faster
    Ten Optimization Tricks to Make Your Java Application Run Faster
    These tricks may improve the performance of your application several times.
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