Mostly Linux, networks, and whatever sent me down a rabbit hole. Hopefully there’s something useful in here.
By the time I took the RHCSA, I’d been working with Linux for years. Writing *First Steps with Linux* had also taught me a lot. I spent hours checking details, testing commands, and figuring out how to explain things clearly.
Read articleYou don’t need to memorize every Linux command and all its options. I certainly don’t. But knowing where to look when you forget something makes Linux a lot easier. A lot of that information is already on your machine.
Read articleI might open it looking for that same command and end up reading the few pages before it. Those pages explain something I wasn't looking for. Maybe there's another command that does something similar. Maybe there's a warning about an option I was about to use. Maybe I realize the command I came looking for wasn't really the thing I needed to understand in the first place.
Read articleIf you learn how to inspect processes with `ps`, kill them with `kill`, check interfaces with `ip`, or connect to another machine using `ssh`, those skills don't suddenly disappear when you boot Fedora.
Read articleI write about Linux. I've written books about Linux. I use Linux pretty much every day. And I still Google Linux commands.
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