Topcoder
LeetCode
HackerRank
Codechef
Codewars
AlgoExpert.io
Sequent
Coderbyte
Codecademy
Udemy
Coursera
Free Code Camp
Khan Academy
edX
Treehouse
Pluralsight
Topcoder CodecademyBased on our record, Codecademy seems to be a lot more popular than Topcoder. While we know about 112 links to Codecademy, we've tracked only 5 mentions of Topcoder. 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.
Leetcode.com for problem solving practice. Do basics first before jumping into this one. Similar thing you can do at topcoder.com for trying to code with a timer. Great for problem solving practice. Source: about 1 year ago
I know topcoder.com does competitive programming for $$, I haven't done it myself though so I'm not entirely sure how it works. Source: about 1 year ago
One thing I noticed is topcoder.com is in "Advanced" and I'm not sure but, how is Top Coder any more advanced than others? Source: almost 2 years ago
Usually, I go to hackerrank.com or topcoder.com to choose the easiest challenge and I do it. In that way, you can compare your solution with other ones and get better. Source: over 2 years ago
Some, like Hackerrank.com and topcoder.com can connect you to employers once you get good. Source: over 2 years ago
Codecademy is a freemium platform with high-quality content. Their courses range from web development to data science, and are interactive and text-based. - Source: dev.to / 3 days ago
If you really have decided to become the next Guru on Scratch then you should learn at least one real programming language like JavaScript. I found this JavaScript course very useful: https://learnjavascript.online/. You can also learn Java and Python on codecademy.com. - Source: dev.to / 9 months ago
Codecademy.com makes use of a similar approach to the one you mentioned in order to teach JavaScript (and HTML and CSS), giving immediate feedback for the code you write on your browser (except that it uses the browser, as mentioned, instead of an IDE). Source: 10 months ago
Codecademy offers interactive coding courses for various programming languages, including Python and JavaScript. It provides a hands-on learning experience and offers a free trial to get started. codecademy.com. Source: 10 months ago
My recommendation is to sign up for codecademy.com and create an account to learn SQL over there. Also use sqlbolt.com because both of these websites provide detailed interactive SQL tutorials that should help you write it. You write the SQL as you learn it which is a better way of learning it in my opinion. Source: 10 months ago
LeetCode - Practice and level up your development skills and prepare for technical interviews.
Udemy - Online Courses - Learn Anything, On Your Schedule
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Coursera - Build skills with courses, certificates, and degrees online from world-class universities and companies
Codechef - CodeChef is a not-for-profit educational initiative by Directi, an Indian software company. It is a global programming community that fosters learning and friendly competition, built on top of the world’s largest competitive programming platform.
Free Code Camp - Learn to code by helping nonprofits.