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java interview test

转载： java 常见问题Question: In java, are true and false keywords?Answer:true, false, and null might seem like keywords, but they are actually literals. You cannot use them as identifiers in your progra...

详情：https://blog.youkuaiyun.com/duchao123duchao/article/details/71480106也可以通过修改 other settings 设置 默认 jdk打开File -->other settings点击 Settings for New Projects点击Structure for New Projects...