Maximizing code reuse in your Java programs means writing code that is easy to read, understand, and maintain. Here are eight ways to get started. Writing reusable code is a vital skill for every ...

How to Encrypt and Decrypt. This program uses the Caesar Cipher algorithm, which we discussed last month.As a review, this cipher works by shifting each letter by 0 to 25 times.

In addition to writing Java books for Apress, Jeff has written numerous articles on Java and other technologies for JavaWorld, InformIT, Java.net, and SitePoint.