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Difference between 4NF and 5NF

Prerequisite – 4th and 5th Normal form 1. Fourth Normal Form (4NF) : Any relation is said to be in the fourth normal form when… Read More

DBMS

Difference Between

GATE CS

Find the K-th Permutation Sequence of first N natural numbers

Given two integers N and K, find the Kth permutation sequence of numbers from 1 to N without using STL function.Note: Assume that the inputs… Read More

Natural Numbers

permutation

Algorithms

C++ Programs

Combinatorial

Data Structures

DSA

Mathematical

Count of elements which form a loop in an Array according to given constraints

Given an array A containing N integers, the task is to count the number of elements which form a cycle in the array, based on… Read More

DFS

graph-cycle

Analysis of Algorithms

Arrays

Competitive Programming

DSA

Write From Home

How to create admin login page using PHP?

In this article, we will see how we can create a login page for admin, connected with the database, or whose information to log in… Read More

PHP-Questions

DBMS

How To

PHP

PHP Programs

SQL

Web Technologies

How to create a group of related options in a drop-down list using HTML ?

We can define a group of related options in a drop-down list by using the <optgroup> Tag tag is used to create a group of… Read More

HTML-Questions

HTML

Web Technologies

Upload and Retrieve Image on MongoDB using Mongoose

Prerequisites: For getting started with this you should have some familiarity with NodeJS, ExpressJS, MongoDB, and Mongoose. NodeJS: It is a free open-source server environment… Read More

Mongoose

JavaScript

MongoDB

Web Technologies

Reading Path Parameters in Node.js

The path parameter is a variable that allows the user to add a parameter in his resource point (API endpoint) whose value can be changed.… Read More

NodeJS-Questions

Node.js

Web Technologies

Mongoose save() Function

The `save()` function in Mongoose serves the purpose of persisting a document in the MongoDB database. By invoking this function, you can add new documents… Read More

Mongoose

MongoDB

Node.js

Web Technologies

How to add Rate the App feature in Android

When you publish your app on google play store it is important to get feedback from the user. Unless the user does not love or… Read More

android

How To

Java

Minimum Bottleneck Spanning Tree(MBST)

The minimum bottleneck spanning tree in an undirected graph is a tree whose most expensive edge is as minimum as possible. In this article, we… Read More

MST

Advanced Data Structure

Articles

DSA

Tree

Real Time Transport Protocol (RTP)

A protocol is designed to handle real-time traffic (like audio and video) of the Internet, is known as Real Time Transport Protocol (RTP). RTP must… Read More

Transport Layer

Computer Networks

GRE | List of words to enhance your vocabulary

Building strong vocabulary is the first step to start preparation for GRE. Strong hold on Vocabulary will be of great help to easily score in… Read More

GRE

GRE Quiz

Difference between Shared Nothing Architecture and Shared Disk Architecture

1. Shared Nothing Architecture : Shared nothing architecture is an architecture that is used in distributed computing in which each node is independent and different nodes… Read More

Computer Networks

Difference Between

OpenCV – Facial Landmarks and Face Detection using dlib and OpenCV

Content has been removed on Author’s request.

Python

Python Programs

Write From Home

AMD Full Form

AMD stands for Advanced Micro Devices. AMD is an American multinational semiconductor company that develops computer processors and related technologies. It is based in Santa… Read More

Picked

Full Form

Operating Systems

Sixth Sense Technology

Steve Mann is known as “Father of Sixth Sense Technology” who made a wearable computing device in 1990. People know that the way of integration… Read More

GBlog

Write From Home

Logarithm tricks for Competitive Programming

Logarithm: is the inverse function of the exponentiation which means the logarithm value of a given number x is the exponent to another number. Below… Read More

maths-log

Competitive Programming

DSA

Mathematical

Write From Home

Sum of all the child nodes with even grandparents in a Binary Tree

Given a Binary Tree, calculate the sum of nodes with even valued Grandparents.Examples: Input: 22 / \ 3 8 / \ / \ 4 8… Read More

Binary Tree

tree-traversal

Algorithms

Data Structures

DSA

Recursion

Tree

Maximum items that can be bought from the cost Array based on given conditions

Given an array arr[] of size N where every index in the array represents the cost of buying an item and two numbers P, K.… Read More

prefix-sum

Arrays

DSA

Greedy

Sorting

Python – Basics of Pandas using Iris Dataset

Python language is one of the most trending programming languages as it is dynamic than others. Python is a simple high-level and an open-source language… Read More

Python-pandas

Machine Learning

Python