To determine the size of a Java array, query its length property. Here is an example of how to access the size of a Java array in code: Note that array length in Java is a property, not a method. That ...

Most Java developers who come from a C/C++ background have probably at one time wished for a Java equivalent of sizeof(). Although Java lacks a true sizeof() equivalent, the Instrumentation ...

It is a common requirement to format currencies to two decimal places. /* Code example to print a double to two decimal places with Java printf */ System.out.printf("I love %.2f a lot!", Math.PI); ...