An array in Java is a type of variable that can store multiple values ... then you might opt for the ArrayList. An ArrayList is not as fast, but it will give you more flexibility at runtime.

Community driven content discussing all aspects of software development from DevOps to design patterns. Here are the most important concepts developers must know when they size Java arrays and deal ...

If this is an application requirement, the three best ways to solve the ‘multiple values per key in a map in Java’ problem are: Stick with the standard APIs and add a collection class like a ‘Vector’ ...