I have a categorizeArray method which is passed an array and needs to return an array of arrays. How to declare that?
Also, a question that interests me, related to this:
Before I decided to return an array of arrays, I thought i'd pass references to nulls - to be filled by an array each. Is it in java possible to pass by reference?
For customizing the look of your lightweight component and making it look lucid like it was made of glass.
Or: how to make your component more Apple-ish ;)
This tip assumes your component to be of rectangular shape and completely opaque.
An old method to applying the Singleton pattern in your Java code is to check if a static instance, defined in the same class that needs to be instantiated once and only once, is null and then create a new instance; otherwise, the pre-existing insta…