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Treating POJOs like POGOs

This article is based on Making Java Groovyand the book will release on January 2011. It is being reproduced here by permission …

Java Threads Interview Questions

Java Threads Interview Questions – 1 1)What is threaded programming and when is it used? Threaded programming is normally used when a …

interview questions

Java Interview Questions & Answers

This article lists over 200+ questions for the Java interview. These questions are most frequently asked by the Java interviewers. If you …

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HashCode and equals methods

HashTable, HashMap and HashSet are the Collection classes in java.util package that make use of hashing algorithm to store objects. In all …