All Expert Articles

Li-Fi

When a person visits a place, the first thing he checks is that if there is an open Wi-Fi connection available so that he could… Read More

Misc

Program for Muller Method

Given a function f(x) on floating number x and three initial distinct guesses for root of the function, find the root of function. Here, f(x)… Read More

DSA

Mathematical

Reconstructing Segment Tree

We are given 2*N – 1 integers. We need to check whether it is possible to construct a Range Minimum Query segment tree for an… Read More

Competitive Programming

DSA

Hash

Sorting

Tree

Project Idea | Recommendation System based on Graph Database

The main objective of this project is to build an efficient recommendation engine based on graph database(Neo4j). The system aims to be a one stop… Read More

progeek

Project

Encrypt/Decrypt Files in Linux using Ccrypt

Ccrypt is a command line tool for encryption and decryption of data. Ccrypt is based on the Rijndael cipher, the same cipher used in the AES… Read More

linux-command

Linux-file-commands

Linux-Unix

TechTips

random header in C++ | Set 3 (Distributions)

We have discussed generators in Set 1. We have also discussed three distributions in Set 2. In this post, more distributions are discussed. IV.Rate-based Distributions:… Read More

C++

Generation of n numbers with given set of factors

Given an array of k numbers factor[], the task is to print first n numbers (in ascending order) whose factors are from the given array.… Read More

prime-factor

DSA

Mathematical

GATE | GATE-CS-2017 (Set 1) | Question 50

Consider a 2-way set associative cache with 256 blocks and uses LRU replacement, Initially the cache is empty. Conflict misses are those misses which occur… Read More

GATE-CS-2017 (Set 1)

GATE-GATE-CS-2017 (Set 1)

GATE

1mg Interview Experience | Set 1 (Off Campus)

Round 1 Devise a dice using one coin Stock buy sell problem What is BFS in Tree I have two coins winning strategy Round 2… Read More

1mg

Off-Campus

Experiences

Interview Experiences

C++ Program for Cycle Sort

Cycle sort is an in-place sorting Algorithm, unstable sorting algorithm, a comparison sort that is theoretically optimal in terms of the total number of writes… Read More

C++ Programs

DSA

Sorting

GATE | GATE MOCK 2017 | Question 57

Assume every process requires 3 seconds of service time in a system with single processor. If new processes are arriving at the rate of 10… Read More

GATE 2017 Mock

GATE-GATE 2017 Mock

GATE

Java – Reading From a URL using URLConnection Class

URLConnection is an abstract class whose subclasses form the link between the user application and any resource on the web. We can use it to… Read More

Java-Networking

Java

Deloitte Interview Experience | Set 3 (On-Campus Data Sciences Profile)

Deloitte visited IIT this placement season to hire consultants in Data Sciences Profile. Round 1 Firstly, an online test was conducted(120 minutes duration) consisting of… Read More

Deloitte

Experiences

Interview Experiences

Contributing to Open Source : Getting Started

Open-source software is software that is freely available to use, redistribute, and modify. Open source software is already integrated into our daily lives, even more if… Read More

GBlog

Technical Scripter

Vicky Tiwari – Geek on the top | Don’t forget to read editorials and upsolve problems after each contest

Geek on the top is all about success stories of Geeks who are working hard to chase their goals and are inspiration for other geeks. Vicky’s… Read More

Geek on the Top

OLA Interview Experience | Set 9 (For SDE-1)

1. Written Find unions of all intervals(startime, endtime) Design cricket score dashboard (which can give match result, tournament result and player stats) 2. how to… Read More

Ola Cabs

Experiences

Interview Experiences

Opera Interview Experience | Set 3 (IOG division)

First round was a test that had 35 questions having negative marks. The test consisted of aptitude, technical questions in dbms, os, programming questions, and there… Read More

Opera

Experiences

Interview Experiences

Morgan Stanley Interview | Set 20 (On-Campus)

Morgan Stanley came for Full Time recruitment for Software Associate in our campus. Round 1 Online test on HackerRank contains 19 MCQ (DS, OS, DBMS,… Read More

Morgan Stanley

Experiences

Interview Experiences

Directi Interview | Set 11 (On-Campus)

Directi came to my college for Operations Engineer (DevOps ) profile. There was a presentation and PPT(pre-placement talk) through which we got a chance to… Read More

Directi

Experiences

Interview Experiences

Test Case Generation | Set 2 ( Random Characters, Strings and Arrays of Random Strings)

Set 1 (Random Numbers, Arrays and Matrices) Generating Random Characters CPP // A C++ Program to generate test cases for// random characters#include<bits/stdc++.h>using namespace std; // Define… Read More

Competitive Programming

DSA