## Removing Duplicates from Sorted Linked List

Problem Statement You are given a singly sorted linked list, which has repeated elements. The task at hand is to...

## TechieMe New Android App

Hello there! I have recreated a completely new and better android app for this blog. Have a glimpse of the new...

## Find the Point of Rotation in Sorted Array

Problem Statement You are given a sorted array. However, there is a problem. Someone just rotated the sorted array by...

## Find the maximum possible profit

Problem Statement Given an array of stock prices per share for a given share over a time period. Calculate the maximum...

## Introduction to Functional Interface – Java8

What is Functional Interface? A functional interface is any interface which contains only one abstract method. A functional interface can have one...

## Understanding Binary Search Algorithm

Introduction The problem of searching is very trivial. It goes like this: There is an array of elements A[1..N] and we need...

## Introduction to Lambda Expressions – Java8

What are Lambda Expressions? Lambda expressions are another way of writing inline unnamed code block which performs a simple function....

## Finding Missing Number in an Increasing Sequence

Problem Statement You are given an array which contains an increasing sequence of numbers from 1 to N. There is one...

## Data Structure for Efficient Search

Problem Statement Given one million 10 digit unique integers, design an efficient data structure which has lowest time complexity for searches. You...

## Explaining the ThreadLocal

Introduction to ThreadLocal Java supports multi threading and provides many high level APIs to avoid running into the issues associated with...

## Splitting and Merging B Tree Nodes

This post is to be read in conjunction with another post Introduction to B Trees. Here we learn that in certain...

## Finding K nearest distances

Problem Statement You are given millions of two dimensional point and a utility method to calculate their distances from the...

## Find maximum element in array of alternate sequences

Problem Statement Given an array of elements which is first increasing and then decreasing, find maximum element in array of alternate...

## Explain the Significance of Synchronized Keyword

Here is another favorite interview question for Java Interviews – Explain the significance of synchronized keyword. The wordings of the question...

## Explain Exception Handling in Java

This is one of the hottest Java Interview Questions for entry level and mid level software developers in Java. The...

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