JSFiddle
CodePen
CodeSandbox
replit
Pastebin.com
JS Bin
Visual Studio Code
GitHub
LeetCode
HackerRank
Codewars
Project Euler
CodeSignal
Exercism
CodeForces
Codecademy
JSFiddle LeetCodeLeetCode is the best platform to help people practice solving coding problems and prepare for technical interviews. The main users are software engineers. LeetCode has over 1,900 questions covering many different programming concepts.
Based on our record, LeetCode should be more popular than JSFiddle. It has been mentiond 519 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Flems.io is similar to online editors like CodePen or JSFiddle, but has one unique selling point. You do not need an account or any external memory: Flems.io stores all data in the URL!. This is ideal for short tests and demos provided on dev.to or other online media. - Source: dev.to / 9 days ago
(https://jsfiddle.net/) JSFiddle is an online code editor that allows you to experiment with HTML, CSS, and JavaScript code in real-time. It's a valuable tool for testing ideas, debugging code, and sharing snippets with others in the developer community. - Source: dev.to / 3 months ago
JSFiddle is almost identical. It describes itself as an online IDE service and community for showcasing user-created and collaborational HTML, CSS and JavaScript code snippets. Both of these allow for collaborative sharing of JavaScript snippets. - Source: dev.to / 3 months ago
As developers, screen sharing is part of our interview routine. Before your interview, clarify which tools and environments are permitted. For coding challenges, platforms like JSFiddle can be invaluable for quickly demonstrating your code and logic. If there's any uncertainty, don't hesitate to ask beforehand about the tools you're allowed to use, including specifics like JavaScript versus TypeScript. - Source: dev.to / 4 months ago
Jsfiddle.net — JS Fiddle is a playground and code-sharing site of front-end web, supporting collaboration. - Source: dev.to / 4 months ago
Additionally, I focused on understanding algorithms and data structures, as they form the backbone of efficient coding. I also practiced problem-solving on platforms like LeetCode and HackerRank. These exercises sharpened my analytical thinking and prepared me for technical interviews. By combining structured learning with practical experience, I was able to transition smoothly into a career in software development. - Source: dev.to / 1 day ago
Log in to LeetCode: Visit the LeetCode website (https://leetcode.com) and log in to your account. - Source: dev.to / 4 days ago
Hey, I think all of you, readers, know about leetcode- a platform for for coding interview preparation. There a lot of good problems to solve and interface is amazing. I started solving leetcode problems about a year ago, but was active only for 3-4 month. - Source: dev.to / 11 days ago
1. LeetCode Learning by doing is considered one of the most effective ways to master anything. So, if you wanna master DSA by solving DSA-oriented problems, then I can vouch that LeetCode is the best platform out there for you. For the last 400+ days, I’ve consistently solved coding problems on this platform to increase my problem-solving capability and DSA knowledge. Their website's UI, UX, and problem quality... - Source: dev.to / 12 days ago
For those who already know, this is just a reminder, but for those who don't, every week Leetcode has a special contest where a lot of developers try to solve 4 code challenges in a row at 1 hour 30 min. - Source: dev.to / about 2 months ago
CodePen - A front end web development playground.
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
CodeSandbox - Online playground for React
Codewars - Achieve code mastery through challenge.
replit - Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.
Project Euler - Project Euler is a series of challenging mathematical/computer programming problems that will...