How to get current user name using Java
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Java DateTime extension class
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.
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Java example for calculating difference between two date in different units. You can use this utility class in you java program.
When to Override equals and hashCode in Java Class
Java, when you should override equals and hashCode methods. Example of overriding equals and hashCode in Java.
Example of jquery and JavaScript to disable context menu
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