
PurelyFunctional.tv
GoSkills
TutsPlus
Codeplace
Bloc.io
Thinkster
NoCodery Learning
Linux Foundation Training
Code Arcade
CodinGame
hackattic
Daily Coding Problem
Frontloops
Code Racer
Real Dev
Codewars
Based on our record, Code Arcade should be more popular than PurelyFunctional.tv. It has been mentiond 4 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.
I think the reputable courses are purelyfunctional.tv, https://www.learnreframe.com/ , https://lambdaisland.com/. Some of them do have free content that will get you enough traction to get moving. Source: over 4 years ago
Https://purelyfunctional.tv/ is pretty good. The author is currently working on a new version of his courses. - Source: Hacker News / about 5 years ago
You can practice your code solving skills here: Https://app.codesignal.com/arcade Https://leetcode.com/problemset/all/. Source: about 3 years ago
CodeSignal's Arcade (signup required) has a lot of practice problems at different levels that can help break you out of the mindset of copying tutorial code. Source: over 4 years ago
I like the Databases section of CodeSignal Arcade. Problems increase in difficulty, plus I've found it's the platform a lot of companies use for SQL assessment so you'll get a good sense of the type of questions to expect. Source: over 4 years ago
Codesignal has a good set of SQL questions. Not sure they "support" Postgres, but there's 84 free levels under the Arcade section. https://app.codesignal.com/arcade. Source: over 4 years ago
GoSkills - GoSkills offers bite-sized business courses.
CodinGame - CodinGame provides users with a fun and effective way to learn coding that eschews the rigid structure of traditional teaching methods.
TutsPlus - Learn Creative Skills, Shape Your Future
hackattic - No nonsense, real world programming challenges
Codeplace - Learn how to code by building real web apps
Daily Coding Problem - Get exceptionally good at coding interviews