Sometimes, no matter how senior you are, little issues like this can humble you. I recently faced a confusing issue where I was expecting a relationship to give me a User object, but instead, it just gave me a number! After two days of scratching my head, I finally figured out what went wrong.
PHP
Command Line Interface Guidelines
Good naming, consistency, clear communication, and discoverability. These are things that do not only apply to command line programs, but to general development as well. Read more