For me it was this - https://stacktoheap.com/blog/2012/10/17/learning-by-answering-questions/ https://stacktoheap.com/blog/2012/10/17/learning-by-answerin... I

For me it was this - https://stacktoheap.com/blog/2012/10/17/learning-by-answering-questions/ https://stacktoheap.com/blog/2012/10/17/learning-by-answerin... I started using Powershell and also started answering questions on SO. The latter helped a lot in quickly improving my skills.