Introduction

In just a few years, Java has become one of the world's most popular programming languages. Java's initial popularity stemmed from its association with the Web and its capability to deliver executable content to Web pages. This popularity increased as programmers discovered that Java's power, simplicity, and rich APIs could tackle the challenges of backend systems. Java's popularity increased further as both large and small companies invested in building Java-based information infrastructures.

One of the results of Java's popularity is the high demand for skilled Java programmers and developers. However, due to Java's brief existence, experienced Java programmers are hard to find. Few in the field have more than five years of experience ...

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