Reinitialize and reuse objects to avoid new object construction.

重复初始化和重复使用对象以避免创建新的对象。

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To reinitialize this subscription, you must drop and recreate it.

若要重新初始化该订阅内容，必须放弃它，然后重新创建。

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Use accessor methods instead of constructors to reinitialize the object.

使用访问函数方法代替构造函数来重新初始化对象。

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Initialization. A very common bug is to initialize a variable. Go through a loop, and then forget to reinitialize it when it needs to be reinitialized again.

忘记初始化,忘记初始化变量是一个很常见的错误,运行完一个循环之后,当需要再次初始化时。

麻省理工公开课 - 计算机科学及编程导论课程节选