http://hugo.gandalfalex.de/tags/basics/ Recent content in Basics on Notes Hugo en-us Sun, 04 Oct 2026 00:00:00 +0000 http://hugo.gandalfalex.de/notes/golang/philosophy/ Sun, 04 Oct 2026 00:00:00 +0000 http://hugo.gandalfalex.de/notes/golang/philosophy/ <h2 id="what-go-optimises-for">What Go optimises for</h2> <p>Go was designed at Google for large teams, code that lives a long time, and fast builds. Most of its decisions follow from that.</p> <table> <thead> <tr> <th>Principle</th> <th>In practice</th> </tr> </thead> <tbody> <tr> <td><strong>Simplicity</strong></td> <td>Few keywords and features. If there were two ways to do something, one was removed.</td> </tr> <tr> <td><strong>Readability first</strong></td> <td>Code is read far more often than it is written. Clear beats clever; &ldquo;boring&rdquo; is a compliment.</td> </tr> <tr> <td><strong>Composition</strong></td> <td>No class hierarchies. You combine small types and small interfaces.</td> </tr> <tr> <td><strong>Explicit over magic</strong></td> <td>No annotations and no hidden control flow. Errors are ordinary return values.</td> </tr> <tr> <td><strong>Concurrency built in</strong></td> <td>Goroutines and channels are part of the language, not a library.</td> </tr> <tr> <td><strong>Fast tooling</strong></td> <td>Builds take seconds, the output is one static binary, and there is one official formatter.</td> </tr> <tr> <td><strong>Useful zero values</strong></td> <td><code>nil</code>, <code>&quot;&quot;</code>, <code>0</code>, <code>false</code>; well-designed types work without initialisation.</td> </tr> <tr> <td><strong>Batteries included</strong></td> <td>A rich standard library (HTTP, JSON, crypto, testing, profiling) and small third-party libraries instead of frameworks.</td> </tr> </tbody> </table> <hr> <h2 id="object-orientation-without-classes">Object orientation without classes</h2> <p>Go has types, methods and interfaces, but no classes and no inheritance. The usual concepts still have a place:</p>