First of all it's almost time for new year. So wishing everyone a Very happy New Year! May all your wishes come true. And may Linux and...

A very basic interview question asked. In an earlier post we had see the LinkedList class in java and how to reverse it using Collections.r...

This post is essentially dedicated to understand what Android Debug Bridge (adb) really is. How can we use it. As we know Android h...

Question : Write a Program in Java to print the mirror image of a given binary tree. Example is provided in following diagram ...

Question :  Given a Binary Tree, find the deepest leaf node that is left child of its parent. For example, consider the following tree....