JAVA date difference in years months and days

Here I explain how to get date difference in years, months, days and years, months, weeks, days.

Add and remove elements from JavaScript array

Here I show how to add ,remove elements and get a comma separated string from JavaScript array


Click a button/link when page load,find selected and unselected options in Jquery

Objects sorting in java

Here I explain how to sort java objects using Comparator and  Comparable interfaces.