Ask HN: Something you wish you knew before you started coding?
If you could go back in time to when you first started coding and give yourself any advice that would help you develop better or faster, what would it be?
Choose a niche tech stack and learn everything there is to know about that. Don't worry when others are interested in new languages etc, only pick up new tech when it's becoming mainstream and related to your tech stack.
Become the best in your own world and aim to become a contractor.
Funnel your funds and create diverse investments in other's startups rather than do your own. Spend your time learning about investing instead of working on ideas on the side.
Learn to separate yourself from work, and don't invest any more energy than what you're contractually obliged to do. Learn to say no, don't install slack on your phone, don't over exert yourself - make it your goal to stay calm and not have issues pump your adrenaline or stress levels. Strive to be Monklike.
Learn to love what you do outside of work. Find joy in weekends and stepping away from the machine.
Oh - one other thing I'd do is hire other developers in areas I'm weak in to help tutor me and improve my skills.
most corner cases has been explored and discussed.
Even the source code is well documented
2. write more smaller functions that do one thing instead of shoving all logic into a single massive method
I learned how to program in highschool, and we weren't taught at all how to organize code in a readable and maintainable way. "more smaller functions" would have been a helpful advice.
It can save you many hours of headaches.