Fundamentals common Here, I'll post projects, solved problems & others on different languages, that I mainaly self learn. SQL Ruby Swift C++ Go Java TypeScript Perl MySQL HackerRank Programiz HackerRank golangr Programiz Utility Types First steps in coding Database basics First Steps In Ruby First Steps In Swift Elementary Beginner Exercises First Steps In Coding GeeksForGeeks Enumerable Regex Strings Regex Examples Email Validation Regex Examples