I’m sure that at least once you had to search something in the code, even if you are not a developer. Maybe a support technician told you that you can customize your site using WordPress actions, or you simply need to know the name of a function.
Well, searching into the code is not as easy as it seems, but I’ll try to explain here how I do it so that you can do it easily and quickly.
Coding knowledge are not required, but it would be very helpful if you can understand what you read.