All Medium Articles

Count quadruples of given type from given array

Given an array arr[], the task is to find the number of quadruples of the form a[i] = a[k] and a[j] = a[l] ( 0… Read More

frequency-counting

prefix-sum

subsequence

Algorithms

Arrays

DSA

Searching

VMware Interview Experience 2020 (On-Campus)

Recently Vmware visited out college Thapar Institute Of Engineering And Technology for both full time and internship roles. The entire process is virtual on the… Read More

On-Campus

VMWare

Experiences

Interview Experiences

Minimum jumps required to make a group of persons sit together

Given a string S of length N consisting of ‘x’ and ‘.’. The given string represents a row of seats where ‘x’ and ‘.’ represent… Read More

interview-preparation

median-finding

Walmart

Algorithms

DSA

Greedy

Mathematical

Searching

Strings

Count decrements to nearest smaller element required to make all array elements equal

Given an array arr[] consisting of N non-negative integers, the task is to find the number of operations required to make all array elements equal.… Read More

array-rearrange

cpp-map

frequency-counting

Java-HashMap

Arrays

DSA

Hash

Mathematical

Searching

Sorting

How to filter nested objects in JavaScript ?

The filter() method creates a new array with all elements that pass the test implemented by the provided function. Approach 1: This approach uses filter()… Read More

HTML-Misc

JavaScript-Misc

HTML

JavaScript

Web Technologies

How to change font color of the active nav-item in Bootstrap ?

There are two ways that you can change the font color of the active nav-item. The default font-color is white of the active nav-link in… Read More

Bootstrap-4

Bootstrap-Misc

Bootstrap

Web Technologies

Lexicographically smallest string formed by removing duplicates

Given a string S consisting of lowercase alphabets, the task is to find the lexicographically smallest string that can be obtained by removing duplicates from… Read More

frequency-counting

lexicographic-ordering

DSA

Greedy

Hash

Strings

Key Properties of Material Design EditText in Android

In the previous article Material Design EditText in Android with Examples its been discussed how to implement the Material design EditText and how they differ… Read More

android

Technical Scripter 2020

Android

Technical Scripter

Swap Column Values in SQL Server

Introduction (Swap Column Values in SQL Server) : If you are a developer and have learned the programming languages, you might think that you will… Read More

SQL-Server

SQL

QUARTER() Function in MySQL

QUARTER() function in MySQL is used to return the quarter of the year for a given date value. It returns a number from 1 to… Read More

DBMS-SQL

mysql

SQL

Adding a Character as Thousands Separator to Given Number in Java

Given an integer n and character ch, return a String using the character as thousands separator on the given number. Examples: Input: n=1234 , ch… Read More

Java-String-Programs

DSA

Java

Java Programs

Strings

Create a Table in a PDF Using Java

The creation of a table in a PDF using Java is done by installing the document class. While instantiating this class, pass a PdfDocument object… Read More

Java

Java Programs

Count unique paths with given sum in an N-ary Tree

Given an integer X and integer N, the task is to find the number of unique paths starting from the root in N-ary tree such… Read More

combinatorics

Combinatorial

DSA

Dynamic Programming

Mathematical

Recursion

Tree

Length of the longest substring with every character appearing even number of times

Content has been removed on Author’s request.

frequency-counting

substring

Bit Magic

DSA

Hash

Mathematical

Strings

Length of the longest increasing subsequence which does not contain a given sequence as Subarray

Given two arrays arr[] and arr1[] of lengths N and M respectively, the task is to find the longest increasing subsequence of array arr[] such… Read More

LIS

Memoization

subarray

subsequence

Arrays

DSA

Dynamic Programming

Mathematical

Rearrange array such that sum of same indexed elements is atmost K

Given two arrays A[] and B[] consisting of N integers each and an integer K, the task is to rearrange the array B[] such that… Read More

array-rearrange

Arrays

Competitive Programming

DSA

Mathematical

Searching

Sorting

Amazon Interview Experience for Internship (On-Campus)

I’m a 3rd-year B.tech student at NIT Jamshedpur. Amazon visited our campus for Internships. ROUND 1: The first round was an online round, and there… Read More

Amazon

On-Campus

Experiences

Internship

Interview Experiences

Difference between OTT and IPTV

1. Over the Top (OTT) : Over the Top (OTT) does the video streaming over publicly accessible Internet connection. That’s why it is also called… Read More

Computer Networks

Difference Between

Microsoft Interview Experience for Internship

Recently Microsoft has visited our campus for hiring pre-final year students for 6 months software developer internship roles. There were not so many strict eligibility… Read More

Microsoft

Technical Scripter 2020

Experiences

Internship

Interview Experiences

Technical Scripter

Harman International Interview Experience for Associate Software Engineer

I got selected through elitmus. After that, they have an online round in which there are 50 questions of ds and c which has to… Read More

Harman International

Experiences

Interview Experiences