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Java

A general purpose programming language and computing platform that is concurrent, class-based, object-oriented and specifically designed to have as few implementation dependencies as possible.

Top Java Interview Question and Answers

Get 30 minute iPhone repair with Puls! Schedule your repair now! In this journal we will be sharing with you the collections of the best rated Java Interview Questions and Answers. In order to test your skills in Java and OOP in genral,…

How to Handle Null Pointer Exception in Java

Get 30 minute iPhone repair with Puls! Schedule your repair now! In Java, a special null value can be assigned to an object’s reference and denotes that the object is currently pointing to unknown piece of data. A NullPointerException is…

Difference between ArrayList and LinkedList

Get 30 minute iPhone repair with Puls! Schedule your repair now! ArrayList and LinkedList both implements List interface and maintains insertion order. Both are non synchronized classes. But there are many differences between…

Easy way to convert JSON to Java POJO

#Introduction In this journal, we will be having a look at how we can easily convert JSON to Java POJO. All the experienced Java developers must be knowing what a POJO is, but for beginners, POJO is a "Plain Old Java Object". In other…