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Codeforces.com

Codeforces

Codeforces. Programming competitions and contests, programming community

Hackerearth.com

HackerEarth | Online coding platform and developer assessment software

Helping 3M+ developers be better through coding contests, data science competitions, and hackathons. Trusted by recruiters from 1,000+ companies hiring the best developers.

Leetcode.com

LeetCode - The World's Leading Online Programming Learning Platform

Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview.

Hackerrank.com

HackerRank

HackerRank is the market-leading technical assessment and remote interview solution for hiring developers. Learn how to hire technical talent from anywhere!

Onlinegdb.com

GDB online Debugger | Compiler - Code, Compile, Run, Debug online C, C++

Online GDB is online compiler and debugger for C/C++. You can compile, run and debug code with gdb online. Using gcc/g++ as compiler and gdb as debugger. Currently C and C++ languages are supported.

Codingninjas.com

Coding Ninjas

Best Programming Institute in India

Interviewbit.com

InterviewBit: Coding Interview Questions

Learn and Practice on almost all coding interview questions asked historically and get referred to the best tech companies

Spoj.com

Sphere Online Judge (SPOJ)

SPOJ (Sphere Online Judge) is an online judge system with over 315,000 registered users and over 20000 problems. The solution to problems can be submitted in over 60 languages including C, C++, Java, Python, C#, Go, Haskell, Ocaml, and F#. SPOJ has a rapidly growing problem set/tasks available for practice 24 hours/day, including many original tasks prepared by the community of expert problem setters associated with the project.

Topcoder.com

Top Website Designers, Developers, Freelancers for Your Next Project | Topcoder

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Ideone.com

Online Compiler and IDE >> C/C++, Java, PHP, Python, Perl and 70+ other compilers and interpreters - Ideone.com

Compile various programming languages online. Add input stream, save output, add notes and tags.

Techiedelight.com

Techie Delight | Ace your Coding Interview

Techie Delight is a leading platform for technical interview preparation. We offer a huge collection of data structure problems to improve algorithmic skills and helps crack interviews of top tech companies.

Faceprep.in

FACE Prep | Land your dream Tech job with FACE Prep

FACE Prep is India's best platform to prepare for your dream tech job. We offer ProGrad Certification program, free interview preparation, free aptitude preparation, free programming preparation for tech job aspirants.

Jdoodle.com

Online Compiler and Editor/IDE for Java, C/C++, PHP, Python, Perl, etc

is a free Online Compiler, Editor, IDE for Java, C, C++, PHP, Perl, Python, Ruby. Code Online - Share Save Java/C/C++/Perl/Python/Ruby online

Sanfoundry.com

Programming & Engineering Questions & Answers - Sanfoundry

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Programiz.com

Programiz: Learn to Code for Free

Learn to code in Python, C/C++, Java, and other popular programming languages with our easy to follow tutorials, examples, online compiler and references.

Cplusplus.com

cplusplus.com - The C++ Resources Network

Information General information about the C++ programming language, including non-technical documents and descriptions: Description of the C++ language History of the C++ language F.A.Q., Frequently Asked Questions Tutorials Learn the C++ language from its basics up to its most advanced features. C++ Language: Collection of tutorials covering all the features...

Codingcompetitions.withgoogle.com

Google's Coding Competitions

Codingblocks.com

Coding Blocks | Learn Coding from India's Leading Programming Institue

Master C++, Java, Python, Web Development, Data Science & many more from India's best mentors. Get extensive placement assistance and comprehensive doubt support.

Tcsionhub.in

Includehelp.com

Stopstalk.com

StopStalk

A tool to analyse and improve your Competitive Programming Progress

Educative.io

Educative: Interactive Courses for Software Developers

Level up your coding skills. No more passive learning. Interactive in-browser environments keep you engaged and test your progress as you go.

Scaler.com

Afteracademy.com

AfterAcademy | Platform for learning coding & software development

AfterAcademy is a platform that offers online courses for everyone. We have online courses for college students, working professionals, and learning enthusiasts. These learning paths with online courses have been developed by the top professionals in the industries, tailored to your current skill sets.

Cp-algorithms.com

Main Page - Algorithms for Competitive Programming

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Coderbyte.com

Coderbyte | Code Screening, Challenges, & Interview Prep

Improve your coding skills with our library of 300+ challenges and prepare for coding interviews with content from leading technology companies.

Studytonight.com

Studytonight - Best place to Learn Coding Online

Best place to learn Engineering subjects like Core Java, C++, DBMS, Data Structures etc through Hand-written simple Tutorial, Tests, Video tutorials and Interactive Coding Application. All for Free.

Repl.it

The collaborative browser based IDE - Replit

Replit is a simple yet powerful online IDE, Editor, Compiler, Interpreter, and REPL. Code, compile, run, and host in 50+ programming languages.

Cprogramming.com

Learn C and C++ Programming - Cprogramming.com

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Techgig.com

TechGig: Largest Tech Community | Tech News & Hackathons

TechGig is India's largest tech community for programmers to read the latest tech news, learn, upskill & compete with fellow techies in hackathons & challenges.

Cppreference.com

cppreference.com

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Cpp.sh

C++ Shell

cpp.sh online C++ compiler

Gateoverflow.in

GATE Overflow for GATE CSE - GATE Overflow for GATE CSE

GATE Overflow contains all previous year questions for Computer Science graduates for exams like GATE, ISRO, TIFR, ISI, NET, NIELIT etc.

Codesdope.com

Learn to Code | CodesDope

Learn programming languages in a very simple way from scratch. Discuss and ask questions or doubts and get them cleared with well-suited people. Strengthen your basics with practice section.

Tutorialspoint.dev

TutorialsPoint.dev - Understading Every bit of the Branch in Computer Science starting from Algorithm to Programming

TutorialsPoint.dev is an online Knowledge based platform for all kinds of development including Web development Tutorials, Native Programming, Data Structure, Algorithm and Computer Science Courses.

Paiza.io

Online PHP/Java/C++... editor and compiler | paiza.IO

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Cses.fi

CSES

CSES Problem Set The CSES Problem Set contains a collection of algorithm programming practice problems. You can access the problems here. Datatähti-valmennus Kokoelma harjoitustehtäviä, joiden avulla voit harjoitella Datatähteä ja muita kilpailuja varten. Pääset tehtäviin tästä. Algoritmit ongelmanratkaisussa Helsingin yliopiston kurssi, joka opettaa algoritmien suunnittelua ja ohjelmointia. Pääset kurssille tästä....

Sololearn.com

Sololearn is the world's largest community of people learning to code. With over 25 programming courses, choose from thousands of topics to learn how to code, brush up your programming knowledge, upskill your technical ability, or stay informed about the latest trends.

Codewars.com

Codewars - Achieve mastery through coding practice and developer mentorship

A coding practice website for all programming levels – Join a community of over 3 million developers and improve your coding skills in over 55 programming languages!

Beginnersbook.com

BeginnersBook.com - Tutorials For Beginners

BeginnersBook is a tutorials site for beginners that covers topics like Java, Collections, AWT, JSP, Servlet, JSTL, C, C++, DBMS, Perl, WordPress, SEO.

Thecrazyprogrammer.com

The Crazy Programmer - Programming, Design and Development

Programming, Design and Development

Internshala.com

Internships | Summer Internship 2022

Internshala is India's no.1 internship and training platform with 40000+ paid internships in Engineering, MBA, media, law, arts, and other streams.

Javatpoint.com

Tutorials List - Javatpoint

Tutorials, Free Online Tutorials, Javatpoint provides tutorials and interview questions of all technology like java tutorial, android, java frameworks, javascript, ajax, core java, sql, python, php, c language etc. for beginners and professionals.

Projecteuler.net

About - Project Euler

A website dedicated to the fascinating world of mathematics and programming

Careercup.com

Programming Interview Questions | CareerCup

0 of 0 votes 0 Answers RobinHood Help & support service is available for the solution of RobinHood error codes or problems, RobinHood users are found a considerable lot of errors and some different blunders because of various reasons. To get the solutions for the RobinHood bugs and issues, you...

Aicte-india.org

Government of India, All India Council for Technical Education |

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Codeblocks.org

Code::Blocks - Code::Blocks

The IDE with all the features you need, having a consistent look, feel and operation across platforms.

Tcs.com

IT Consulting Services & Business Solutions | Tata Consultancy Services (TCS)

Tata Consultancy Services is a global leader in IT services, consulting & business solutions with a large network of innovation & delivery centers. Know more!

Learncpp.com

Learn C++ – Skill up with our free tutorials

LearnCpp.com is a free website devoted to teaching you how to program in C++. Whether you’ve had any prior programming experience or not, the tutorials on this site will walk you through all the steps to write, compile, and debug your C++ programs, all with plenty of examples. Becoming an...

Geeksforgeeks.org

GeeksforGeeks | A computer science portal for geeks

A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.

Rosettacode.org

Rosetta Code

Rosetta Code is a programming chrestomathy site. The idea is to present solutions to the same task in as many different languages as possible, to demonstrate how languages are similar and different, and to aid a person with a grounding in one approach to a problem in learning another. Rosetta...

Baeldung.com

Baeldung

In-depth, to-the-point tutorials on Java, Spring, Spring Boot, Security, and REST.

Javarevisited.blogspot.com

Javarevisited: Blog about Java Programming Tutorials, Examples, Design Patterns, Interview Questions and Answers, FIX Protocol, Tibco RV messaging, UNIX and Linux Commands, XML, SQL, MySQL, Oracle, jQuery, JavaScript,HTML, Multithreading, Collection, Error and Exception, Debugging, Best Practices and Practical tips from my experience.

A blog about Java, Programming, Algorithms, Data Structure, SQL, Linux, Database, Interview questions, and my personal experience.

Programmingsimplified.com

C, C++, and Java programming | Programming Simplified

Hello dear programmer! Welcome to Programming Simplified website. The motive of this site is to simplify programming in an interactive way. Here you will find tutorials on C graphics programming, mouse programming, C project development, game programming tutorial. You can download C programs, C++ programs, Java programs, and projects from...

Howtodoinjava.com

Learn Java, Pyhton, Spring, Hibernate - HowToDoInJava

Simple and easy to follow free Java tutorials on spring framework, spring boot, angular, maven, hibernate, jpa, concurrency, collections and much more.

Codingame.com

Coding Games and Programming Challenges to Code Better

CodinGame is a challenge-based training platform for programmers where you can play with the hottest programming topics. Solve games, code AI bots, learn from your peers, have fun.

Algoexpert.io

AlgoExpert | Ace the Coding Interviews

The leading platform to prepare for coding interviews. Master essential algorithms and data structures, and land your dream job with AlgoExpert.

Data-flair.training

Free Online Certification Courses - Learn Today. Lead Tomorrow. - DataFlair

DataFlair, one of the best online training providers of Hadoop, Big Data, and Spark certifications through industry experts. Get 24/7 lifetime support and flexible batch timings. Learn coveted IT skills at the lowest costs.

Codeforwin.org

Codeforwin - Learn C programming, Data Structures tutorials, exercises, examples, programs, hacks, tips and tricks online.

Learn C programming, Data Structures tutorials, exercises, examples, programs, hacks, tips and tricks online.

Ambitionbox.com

Company Reviews, Salaries by Company, Interview Questions, Salary Calculator | AmbitionBox

With more than 30 Lakh reviews, 1 Crore salaries, and 5 Lakh companies discover and evaluate best places to work.

Atcoder.jp

AtCoder

AtCoder is a programming contest site for anyone from beginners to experts. We hold weekly programming contests online.

Java67.com

Java67

Java Programming tutorials and Interview Questions, book and course recommendations from Udemy, Pluralsight, Coursera, edX etc

Tutorialgateway.org

Tutorial Gateway - C, Python, SQL, MSBI, Tableau, Java

The SQL Server Query is the set of instructions used to interact with a relational database. This section of SQL Tutorial explains about the creating

Hackr.io

Find the best online Programming courses and Tutorials - Hackr.io

Google search shows you hundreds of Programming courses/tutorials, but Hackr.io tells you which is the best one. Find the best online courses & tutorials recommended by the Programming community. Pick the most upvoted tutorials as per your learning style: video-based, book, free, paid, for beginners, advanced, etc.

Interviewcake.com

Programming Interview Questions + Help Getting Job Offers | Interview Cake

Free practice programming interview questions. Interview Cake helps you prep for interviews to land offers at companies like Google and Facebook.

Edureka.co

Instructor-Led Online Training with 24X7 Lifetime Support | Edureka

Edureka is an online training provider with the most effective learning system in the world. We help professionals learn trending technologies for career growth.

Vjudge.net

Virtual Judge

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Tutorialhorizon.com

TutorialHorizon | Home

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Journaldev.com

JournalDev - Java, Java EE, Android, Python, Web Development Tutorials

Java, Java EE, Android, Python, Web Development Tutorials

Brilliant.org

Brilliant | Learn interactively

Brilliant - Build quantitative skills in math, science, and computer science with hands-on, interactive lessons.

Fresh2refresh.com

An online C, SQL and Java programming tutorial website

Learn C programming, SQL query language, Java programming, C interview questions with answers in fresh2refresh.com - An online programming tutorial website.

W3schools.in

W3schools Programming Tutorials, Examples & Tests

W3schools Free Tutorials with Examples of HTML, CSS, Bootstrap, Photoshop, C Programming, C Programs, C++, C++11, C#, C++ Programs, Java, Java Programs, JAVA Questions and Answers, Swift, Android, JavaScript, jQuery, R Programming, PHP, PHP Scripts, Wordpress, RESTful Web Services, Laravel, Python, Python Programs, Python Data Science, SQL, MySQL, MongoDB, XML, JSON, Data Structures, Operating System, DBMS, Software Development Life Cycle (SDLC), Cloud Computing, Software Testing, GIT, Ethical Hacking, Cyber Security, Technical Writing,and Entrepreneurship. learn at w3schools.

Dreamincode.net

Coderanch.com

Coderanch, a friendly place for programming greenhorns!

Source code generated using layoutit.com

Eclipse.org

Enabling Open Innovation & Collaboration | The Eclipse Foundation

The Eclipse Foundation - home to a global community, the Eclipse IDE, Jakarta EE and over 415 open source projects, including runtimes, tools and frameworks.

Programcreek.com

ProgramCreek.com

This is a site all about Java, including Java Core, Java Tutorials, Java Frameworks, Eclipse RCP, Eclipse JDT, and Java Design Patterns.

Algolist.net

Algorithms and Data Structures with Java and C++ implementations

Simple, well illustrated tutorials on data structures and algorithms.