Practice Practice Practice. Start with easier problems, go towards tougher problems then shift to multi-domain projects that are complex. See an interesting s

Practice Practice Practice. Start with easier problems, go towards tougher problems then shift to multi-domain projects that are complex. See an interesting solution to a difficult problem, solve it again on your own, then compare it to the approach used originally. Being an expert programmer in a field, is actually being a good problem solver with a programming language.