Discussion on: How do I know if I’m good at programming?

[Adrian Smith]

If you are competent your code will explain how it solves the problem space

If you are a good programmer your code will explain what the problem space is

This

$can_get_part_time_job = $age > 14;
if ($can_get_part_time_job) {
  ...
}

Over this:

if ($age > 14) {
  ...
}