In the above example the static keywod has been used to create a static data member and a static method. We don't need create a Math Class objects to acess the methods and data members, instead we can ...

After reading this section, check out Method References in Java 8 (Toby Weston, February 2014) for more insight into method references in bound and unbound non-static method contexts.

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Static method use static variables and can modify the value of it. But the limitation is we cant use non static variables and cannot invoke non static method directly.

static – Java’s main method is static, which means no instances need to be created beforehand to invoke it. void – Some programming languages return a zero or 1 to indicate the main method has run ...