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What is Dark Web and Why You Should Access it Carefully!

What is the dark scary part of the internet? It’s the Dark Web!!! You can buy guns, fake money, assassins, hired hackers and whatever else… Read More

GBlog

Check whether the given string is Palindrome using Stack

Given string str, the task is to find whether the given string is a palindrome or not using a stack. Examples: Input: str = “geeksforgeeks” Output:… Read More

palindrome

Python DSA-exercises

C Programs

Data Structures

DSA

Strings

Python – Call function from another function

Prerequisite: Functions in Python In Python, any written function can be called by another function. Note that this could be the most elegant way of… Read More

Picked

Python-Functions

Python

Ruby Static Members

In Programming, static keywords are primarily used for memory management. The static keyword is used to share the same method or variable of a class… Read More

Picked

Ruby-Basics

Ruby-OOP

Ruby

Open a File in Python

Python provides built-in functions for creating, writing, and reading files. Two types of files can be handled in Python, normal text files and binary files… Read More

python-file-handling

Python

Difference between Dilation and Erosion

Dilation and Erosion are basic morphological processing operations that produce contrasting results when applied to either gray-scale or binary images. Dilation: Dilation is the reverse process… Read More

MATLAB

Difference Between

MATLAB

Node Callback Concept

A callback in Node is a non-blocking function that executes upon task completion, enabling asynchronous processing. It facilitates scalability by allowing Nodejs to handle multiple… Read More

Node.js-Basics

Picked

Node.js

Web Technologies

__exit__ in Python

Context manager is used for managing resources used by the program. After completion of usage, we have to release memory and terminate connections between files.… Read More

Picked

Python-Miscellaneous

Python

NullBooleanField – Django Forms

NullBooleanField in Django Forms is a select field which stores either True or False. It is used for taking boolean inputs from the user. The… Read More

Django-forms

Python Django

Python

jQuery Interview Questions and Answers | Set-3

We have already discussed some jQuery interview questions. jQuery Interview Questions and Answers | Set-1 jQuery Interview Questions and Answers | Set-2 Below are some… Read More

interview-preparation

JQuery

Web Technologies

Nested Loops in C++ with Examples

Nested loop means a loop statement inside another loop statement. That is why nested loops are also called as “loop inside loop“. Syntax for Nested… Read More

Loops & Control Structure

C++

Puzzle | 8 balls problem

Puzzle: You are provided with 8 identical balls and a measuring instrument. 7 of the eight balls are equal in weight and one of the… Read More

Aptitude-Puzzles

Logical Puzzles

Puzzles

GeeksQuiz

Placements

Puzzles

Reasoning - Placements

Slack Bytes in Structures : Explained with Example

Structures: Structures are used to store the data belonging to different data types under the same variable name. An example of a structure is as shown… Read More

C-Structure & Union

cpp-struct

cpp-structure

C Language

VMware Interview Experience 2019 | On-Campus

Round 1: Aptitude based questions – 10 questions 15 minutes Data Interpretation Number system Technical questions – 30-40 questions Operating system (Disk scheduling, paging) Networking… Read More

On-Campus

VMWare

Experiences

Interview Experiences

Loading Images in Tkinter using PIL

In this article, we will learn how to load images from user system to Tkinter window using PIL module. This program will open a dialogue… Read More

Python-pil

Python-tkinter

Python

Technical Scripter

Check if a Binary Tree is BST : Simple and Efficient Approach

Given a Binary Tree, the task is to check whether the given binary tree is Binary Search Tree or not.A binary search tree (BST) is… Read More

Binary Tree

Inorder Traversal

Binary Search Tree

DSA

Misc

Tree

Sort a K-Increasing-Decreasing Array

Given a K-increasing-decreasing array arr[], the task is to sort the given array. An array is said to be K-increasing-decreasing if elements repeatedly increase upto… Read More

Arrays

Competitive Programming

DSA

Sorting

Left-Right traversal of all the levels of Binary tree

Given a Binary Tree rooted at node 1, the task is to print the elements in the following defined order. First, print all elements of… Read More

BFS

n-ary-tree

C++

C++ Programs

Competitive Programming

Data Structures

DSA

Tree

Count of indices in an array that satisfy the given condition

Given an array arr[] of N positive integers, the task is to find the count of indices i such that all the elements from arr[0]… Read More

Constructive Algorithms

Arrays

DSA

Mathematical

Java IO : Input-output in Java with Examples

Java brings various Streams with its I/O package that helps the user to perform all the input-output operations. These streams support all the types of… Read More

java-basics

Java-BufferedInputStream

Java-IO package

Java

Misc