October 2022
Intermediate to advanced
576 pages
15h 37m
English
Content preview from Core Java for the Impatient, 3rd Edition
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Chapter 6
Generic Programming
Topics in This Chapter
You often need to implement classes and methods that work with multiple types. For example, an ArrayList<T> stores elements of an arbitrary class T. We say that the ArrayList class is generic, and T is a type parameter. The basic idea is very simple and incredibly useful. The first two sections of this chapter cover the simple part.
In any programming language with generic types, the details get tricky when you restrict or vary type parameters. For example, suppose you want to sort elements. Then ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.