What is the sources of learning beside sololearn?

Question

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Answer 1

w3schools.com for web.

Answer 2

https://www.sololearn.com/discuss/708938/?ref=app
https://www.sololearn.com/discuss/595802/?ref=app
https://www.sololearn.com/discuss/208039/?ref=app
https://www.sololearn.com/discuss/713822/?ref=app
https://www.sololearn.com/discuss/510018/?ref=app
https://www.sololearn.com/discuss/448721/?ref=app
https://www.sololearn.com/discuss/938441/?ref=app
https://www.sololearn.com/discuss/1060169/?ref=app
https://www.sololearn.com/discuss/636195/?ref=app

Answer 3

Hii,U can use solo learn for basics and moderate.But if u wanna practice u should solve.
So,the best websites according to me are(free webs)
Codechef
Geeksforgeeks
Sanfoundry.com

Answer 4

youtube vids books documentation freecodecamp udemy etc