codewars.comの競合サイトトップ10

w3schools.com

W3Schools has created an animated HTML Tutorial like you have never seen before! The video contains 23 chapters, covering the basics of how to create a web page using HTML. The animated teacher will guide you through the subjects in a fun new format!

stackoverflow.com

Stack Overflow | The World’s Largest Online Community for Developers

github.com

Join the world's most widely adopted, AI-powered developer platform where millions of developers, businesses, and the largest open source community build software that advances humanity.

freecodecamp.org

If you want to learn to code and get a job as a developer, you're in the right place. This book will show you how. And yes this is the full book – for free – right here on this page of freeCodeCamp. Also, I've recorded a FREE full-length audiobook

hackerrank.com

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

geeksforgeeks.org

Your All-in-One Learning Portal: GeeksforGeeks is a comprehensive educational platform that empowers learners across domains-spanning computer science and programming, school education, upskilling, commerce, software tools, competitive exams, and more.

codingame.com

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.

coderbyte.com

Evaluate your AI-powered workforce quickly, accurately, and affordably with unlimited technical assessments and interviews.

codecademy.com

Stories, advice, & news from Codecademy