https://anders.tall.nu/Recent content on Anders TallHugoenTue, 08 Sep 2026 00:00:00 +0000https://anders.tall.nu/posts/tar-basics/Tue, 08 Sep 2026 00:00:00 +0000https://anders.tall.nu/posts/tar-basics/<p>tar is the classic place to start on Linux when you want to move, copy, or back up data. But most people learn it as &ldquo;a one-liner they happen to have in their notes&rdquo;. This is the basics: the simple, foundational pieces everything else builds on. The written version of the tar basics video series — what the commands do, why, and how to prove the result actually works.</p> <h2 id="one-file-in-one-file-out">One file in, one file out</h2> <p>The simplest thing tar can do, proven end to end: put one file into an archive, take the same file back out — a full round-trip.</p>https://anders.tall.nu/about/Mon, 01 Jan 0001 00:00:00 +0000https://anders.tall.nu/about/<p>I work in ops and DevOps by day, and I self-host at home. The two feed each other: what I do professionally becomes something smaller at home — and the home lab is the cheap place to learn the tools your job will use later.</p> <p>You rarely need the newest or the most expensive thing. A second-hand box, a free tier and a patient evening beat a top-of-the-line lab — and the skills you build on that box are the very ones that show up in job ads.</p>