It took me a while, but one Saturday morning, I woke up a bit early, and thought to myself, “I have nothing to do today. Let’s take a look at jj.” So I did. You’ll note that link goes to a commit starting a book about jj. Since it worked for me with Rust, it probably would work for me for jj as well. Writing about something really helps clarify my thinking about it, and what better time to write something for a beginner than when you’re also a beginner?
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Steve Klabnik learns about projects by publishing documentation about them