make mistakes. the best way to learn coding os to make mistakes, and then fix them. Make sure you know WHY the mistake was caused, so that you can avoid that in the future,
once you got the basics down, go try to help others on Q&A sites. This'll help you realize what you know, and what you need to work on
have fun! if you're not having fun most of the time, then maybe it's time to find something else that you will enjoy.