Category: Java

Know about concurrency, processes, threads in Java. Multi-Threading is main feature of Java Platform.

Know every thing about immutable objects. Strategy for creating mutable objects. Why immutable objects are Important.

In general we can not access private field and method via object in Java. But using reflection we can do in normal standalone application. But In applications like applet or android application it requires special permission to access private fields and methods. Table of content Invoking private methods Accessing private fields Here is  sample private […]

Example of Java Serialization and De-Serialization using Serializable interface and ObjectOutputStream class. Complete serialization and deserialization information when you do via Serializable interface.

Java example to generate public/private key pairs using KeyPairGenerator class.

Example of JSON string de-seriazing into Java object using jackson library.

Best way to redirecting or navigating to another page using JavaScript.

Java example to get current user name on windows OS.

Java class to extend java.util.Date class to add some methods given in c# like addSeconds, addMinutes, addDays, addYears etc. This are really helpful.

Java example for calculating difference between two date in different units. You can use this utility class in you java program.