Articles on Shell

Reliably Finding Executables in $PATH

Aug 27, 2021 · 4 min read

Most built-in commands commonly used to find executables in $PATH don't always work quite as expected, or are shell-specific.

shell

Docker Shell vs. Exec Form

Mar 22, 2021 · 4 min read

The RUN, ENTRYPOINT, and CMD, instructions all have two different forms they can be written in, and those forms change how each of those instructions behaves.

docker shell

You Don't Need an Init System for Node.js in Docker

Mar 20, 2021 · 5 min read

But you do need to think about how your application handles exit signals.

docker node.js shell

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