为什么我写java程序时，明明一点语法错误都没有，但是编译时总会出这个错误：non-static variable this cannot be referenced from a static context？ 害得我要在每一个变量、函数、类前加上static才能解决，为什么会这样呢？有没有什么好的解决方法？

Ever wonder why Java's const keyword is unimplemented? More specifically, why do we mark global constants in Java with both the static and final keywords? Why are Java constants static and final? The ...

Variables are the bread and butter of coding. Without variables, apps would have no interactivity and no way of manipulating information. Therefore, learning about variables in Java should be among ...