Sometimes, when you run rebar3 shell and you press Ctrl+C twice to quit, your terminal is messed up. This is how I fixed it in zsh.

When you’re investigating a problem with a deployed application, it’s useful to know precisely which version you’re looking at. Here’s how to automatically set the version number in an Erlang project.

I noticed that whenever I made any change to the application, it caused the dockerpodman build to re-fetch and recompile all of the dependencies. On the tiny laptop I was using at the time, this was taking several extra minutes for every build.

Some notes about using rebar3 with an umbrella project.

The ErlangLS extension for VS Code includes formatting, using rebar3_format. I’d prefer to use erlfmt, so here’s how I set it up.