This is a very complicated thing to answer concisely, but I'll take a stab at it from a product development perspective.
You know you're a good programmer if the things you build "just work." It should be near impossible to find flaws in your solutions. This is actually rare. Most developers I've worked with will declare something "done" well before all of the flaws have been worked out.
You know you're a good programmer if the things you build "just work." It should be near impossible to find flaws in your solutions. This is actually rare. Most developers I've worked with will declare something "done" well before all of the flaws have been worked out.