A final variable in Java can't change once it's been assigned a value. For example, the ID of your bank account might be a good example of a final variable. Once you're assigned a bank account number, ...

For example, you can start a Java variable with a dollar sign or an underscore ... lowerCamelCase rule is for variables with a constant value. Any variable decorated with a static final keyword ...

Reflection was essential to the advanced Java ... some examples will help illustrate. The fundamental question is: What need do these technologies—reflection, method handles, variable handles ...

Examples include the days in a week ... which is demonstrated by the following set of direction constants: static final int DIR_NORTH = 0; static final int DIR_WEST = 1; static final int DIR ...