摘要：
the methon of automatically(自动) executing（执行） in class instance(类实例化) is called the construction method its name is the same as the name of class publ 阅读全文
posted @ 2016-05-18 20:08
包大人2
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摘要：
an abstarct class cannot be instatiatede(实例化) 阅读全文
posted @ 2016-05-18 13:12
包大人2
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摘要：
The get and set method is used to modify the private(私有数据 )。 If a data has been setting as a private , then it cannt be called by other classes or cha 阅读全文
posted @ 2016-05-18 12:48
包大人2
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Use the final statement of class cannot be inherited(继承) Use the final statement of method cannot be recovered by its subclass(子类) use the final state 阅读全文
posted @ 2016-05-18 12:30
包大人2
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