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OpenGenus IQ, an open-source Computer Science Publication House, is driven by 2500+ BSc/MSc/PhD holders globally, exploring Algorithms, Deep Learning, System Design, and more since 2017.

C++

Extract integers from string and store in vector using C++

In this article we will learn how to extract integers from a string and store it in a vector using C++.

Cara Roño Cara Roño
backtracking

Backjumping

In this article, we have covered the concept of Backjumping which is an improvement to the Backtracking Algorithm. We will solve the N Queens Problem by making use of the Backjumping Algorithm. We have presented the Time and Space Complexity for various cases.

CHEW Chee Keng
Python

Refresh URL / Tab Script in Python

In this article, we present the approach to implement a Python script that can refresh an URL / Tab in the browser. Manually, this can be done by pressing F5 key.

Kirabo Ibrahim Kirabo Ibrahim
Linux

Install specific version of Glibc

In this article, we have mentioned the steps to illustrate how to download and install a specific version of Glibc so that you can resolve glibc related issues. The latest version of Glibc is v2.36.

Geoffrey Ziskovin Geoffrey Ziskovin
Computer Architecture

GCC Compiler Intrinsics

In this article, we will discuss the GNU Compiler Collection (GCC), the fundamentals of intrinsics, some of the ways in which these intrinsics can speed up vector code, and we will also take a look at a list of some of the x86 intrinsics that GCC offers.

Agastya Gummaraju
String Algorithms

Minimum Window Substring

Given two strings A and B. We need to find the smallest substring of A that has all the characters in B. If there is no such string, then the answer will be an empty string.

Gaurav Kumar
Machine Learning (ML)

Saving and Reusing Machine Learning Models

In this article, we will be learning about various ways of saving and reusing machine learning models.

Reyansh Bahl
Machine Learning (ML)

Types of Generative Adversarial Networks (GANs)

In this article, we cover the types of GAN's. A Generative Adversarial Network is a machine learning algorithm that is capable of generating new training datasets.

Anubhav Tewari
Machine Learning (ML)

Beginner's Guide to Google Colaboratory

In this article, we will be learning about Google Colaboratory, an excellent tool for data scientists.

Reyansh Bahl
System Design

System Design of CRM Software

CRM software can be defined as any software that aims to facilitate and/or automate business processes that occur between businesses, employees, and customers.

Yejoong (Paul) Kim
Problems on Binary Tree

Almost complete binary tree

In this article, we have explored the concept of Almost complete binary tree.

Purvak Baliyan
Algorithms

Strictly Binary Tree

A binary tree is a type of the tree data structure in which a parent node has at most two child nodes. Here, we will understand an important type of binary tree called Strictly Binary Tree and see how it differs from other binary tree types.

Astha Jain Astha Jain
Problems on Binary Tree

Perfect Binary Tree

Perfect Binary Tree is one of the types of Binary Tree data structure. In this article, we will learn about the Perfect Binary Tree and its properties. We will also see how it differs from other types of Binary Tree.

Astha Jain Astha Jain
Linux

[FIXED] makeinfo command not found

In this article, we have explored the reason behind the error "makeinfo command not found" and presented various fixes to resolve this error.

Geoffrey Ziskovin Geoffrey Ziskovin
Culture

Domestic or International Job Offer?

When you grow in your career and get promotions, you will encounter a decision that can change your course of career: Where to accept a High paying Domestic Offer or an equivalent or even lower International Offer?

Benjamin QoChuk, PhD Benjamin QoChuk, PhD
Software Engineering

Airbnb's massive deployment technique: 125,000+ times a year

Airbnb deploys its code over 125,000 times yearly. That is an average of 345 deployments per day. The question is: How does Airbnb keep up with such a demanding schedule?

Benjamin QoChuk, PhD Benjamin QoChuk, PhD
git

push declined due to email privacy restrictions [FIXED]

In this article, we have explored the reason behind the error "push declined due to email privacy restrictions" along with two approaches to fix this issue while pushing your code changes on GitHub.

Geoffrey Ziskovin Geoffrey Ziskovin
Python

Sort by row and column in Pandas DataFrame

In this article, we have explored different ways by which we can sort by row and column in Pandas DataFrame.

K K S S Tej
Linux

[FIXED] fatal error: Python.h: No such file or directory

In this article, we have explored the reason behind the compilation error "fatal error: Python.h: No such file or directory" and presented 3 different fixes to resolve this error.

Geoffrey Ziskovin Geoffrey Ziskovin
C++

Different ways to terminate a program in C++

In this article, we were going to learn about the different ways with which we will be able to terminate the program at any point of the execution of the C++ program.

SUBHRAJIT DHAR
C++

Ways to iterate over Vector in C++ STL

In this article, we have explored different ways to iterate over Vector in C++ STL. These include techniques like indexing, iterators, range based for loop and much more.

Harsh Dawar
CSS

CSS Gradients

A color gradient is a smooth transition of different colors in a region. A CSS gradient displays a smooth transition of two or more specified colors and the direction, number of colors, positioning of color stops, can be controlled.

Sai Siri Chandana Namala Sai Siri Chandana Namala
Web Development

How to Create Google Chrome Extension

In this article, we have explained step by step How to Create Google Chrome Extension along with complete code.

Kirabo Ibrahim Kirabo Ibrahim
Linux

Build teXinfo from source

In this article, we have presented the steps to get the source code/ release package of teXinfo and build it from source and install in your system.

Geoffrey Ziskovin Geoffrey Ziskovin
String Algorithms

N-th Permutation of a string

Given a string of length of `m` containing only lowercase alphabets. Find out the lexicographic `nth` permutation of the given string.

Gaurav Kumar
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