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Merge two sorted arrays using Priority queue

Given two sorted arrays A[] and B[] of sizes N and M respectively, the task is to merge them in a sorted manner. Examples: Input:… Read More

Brocade

Goldman Sachs

Juniper

Microsoft

priority-queue

Quikr

Snapdeal

Synopsys

Zoho

Arrays

DSA

Queue

Sorting

Minimum swaps needed to convert given Binary Matrix A to Binary Matrix B

Given two binary matrices, A[][] and B[][] of size N×M, the task is to find the minimum number of swaps of the elements of matrix… Read More

DSA

Matrix

Searching

Retweet Tweet using Selenium in Python

Prerequisites : Selenium Webdriver. Web Driver Methods Ways to locate elements in a webpage In this article, we are going to see how to retweets… Read More

Python Selenium-Exercises

Python-selenium

Python

How to count number of visits to a website using Express.js ?

Session management can be done in node.js by using the express-session module. It helps in saving the data in the key-value form. In this article,… Read More

NodeJS-Questions

Web technologies

Express.js

Node.js

Web Technologies

How to create an Editable Table with add delete and search filter using ReactJS ?

Tables is used to display a set of data. In some projects, you need to implement the dynamic table with editable/non-editable modes where a user… Read More

Material-UI

Picked

React-Questions

ReactJS

Web Technologies

Difference between body.onload() and document.ready() function

The body.onload() event will be called once the DOM and all associated resources like images got loaded. Basically, onload() will be called when the page… Read More

JavaScript-Events

JavaScript-Questions

Picked

Web Technologies - Difference Between

Difference Between

JQuery

Web Technologies

12 Tips to Write Efficient SQL Queries

We all know the importance of a database in any application. This is the place where a users’ information gets stored and retrieved as per… Read More

GBlog

SQL

Maximum Tip Calculator

Rahul and Ankit are the only two waiters in the Royal Restaurant. Today, the restaurant received N orders. The amount of tips may differ when… Read More

Amazon

Amazon-Question

interview-preparation

knapsack

Arrays

DSA

Dynamic Programming

Hash

Recursion

Count distinct sequences obtained by replacing all elements of subarrays having equal first and last elements with the first element any number of times

Given an array arr[] consisting of N integers, the task is to find the number of different sequences that can be formed after performing the… Read More

array-rearrange

subarray

Arrays

DSA

Dynamic Programming

Mathematical

Modify array by removing M smallest elements maintaining the order of remaining elements

Given a positive integer M and an array consisting of N distinct positive integers, the task is to remove the first M smallest elements from… Read More

array-rearrange

Arrays

C Programs

C++

C/C++ Puzzles

DSA

Sorting

Maximum sum among all (a x b) submatrices for given Q queries

Given a matrix mat[][] of size N x M and an array queries[] of size Q, containing (a, b) pairs. The task is to find… Read More

array-range-queries

submatrix

DSA

Dynamic Programming

Passing a Function as a Parameter in C++

A function is a set of statements that take inputs, perform some specific computation, and produce output. The idea to use functions is to perform… Read More

CPP-Basics

CPP-Functions

C++

C++ Programs

Programming Language

Lambda Expressions vs Function Pointers

Function Pointer: A function pointer, or a subroutine pointer, or a procedure pointer, is a pointer that points to a function. In simple words, it… Read More

Functions

Pointers

C++

C++ Programs

Competitive Programming

CS - Placements

DSA

How to check the execution time of Python script ?

In this article, we will discuss how to check the execution time of a Python script. There are many Python modules like time, timeit and… Read More

Picked

Python time-module

Python-datetime

Python

How to Convert CSV to Excel in Node.js ?

NodeJS has become one of the famous backend frameworks for development. So in this article, we’ll see one of its use to convert CSV into… Read More

NodeJS-Questions

Node.js

Web Technologies

How to Hide Password in HTML ?

Hiding the password is commonly known as Password Masking. It hides the password characters when entered by the users by the use of bullets (•),… Read More

HTML-Questions

Picked

HTML

Web Technologies

How to create a custom progress bar component in React.js ?

A Progress Bar shows the measure of progress of any task or activity Linearly. It is the graphical representation of linear progression. We can make a custom… Read More

React-Questions

ReactJS

Web Technologies

How to sort HTML elements by data-attribute ?

In this article let us see how we can sort HTML elements using data-attribute. We can sort the HTML elements like lists or any other… Read More

HTML-Attributes

HTML-Questions

JavaScript-Questions

Picked

HTML

JavaScript

Web Technologies

Extracting locations from text using Python

In this article, we are going to see how to extract location from text using Python. While working with texts, the requirement can be the… Read More

Python Framework

Python

Convert Text Image to Hand Written Text Image using Python

In this article, we are going to see how to convert text images to handwritten text images using PyWhatkit, Pillow, and Tesseract in Python. Module… Read More

Image-Processing

python-modules

Python-pil

python-utility

Python