I wholeheartedly agree with this blog post. I believe someone on here yesterday was asking about config file locations and setting them manually. This is in the same vein. I can’t tell you how many times a command line method for discovering the location of a config file would have saved me 30 minutes of googling.
read the man page
The good ol’ RTFM
For real. Usually the config file locations is at the bottom, so jumping to it is quick.