I use modern IDEs exclusively, and yet I have to fish for features like this (typically by searching for an error message) all the time. I'm sure there are many

I use modern IDEs exclusively, and yet I have to fish for features like this (typically by searching for an error message) all the time. I'm sure there are many instances where I've come out with sub-optimal fixes because I didn't not know about a feature and my IDE didn't either.