I like to organize my blog around Obsidian which is a Markdown-based note taking application with emphasis on internal linking and note discovery. I want to manage my blog posts as tasks, so I've implemented a custom Kanban-like workflow with Obsidian. In this …

When you create an EC2 instance it can be added to up to five security groups. But what are they actually and how do they work?

So you started a blog, wrote a few articles, configured Google Analytics, and now find yourself constantly checking if anyone is visiting your site? I know how you feel, I've felt the urge to check my stats basically every day since my blog went online. In …

Services like Roam Research or Notion have made note taking really trendy recently. The problem with hosted services is that you don't own the platform and the content there, so what do you do if they go out of service or increase their prices?

Python is a great language for writing command line scripts. When you need to run long running processes it is polite to indicate the overall progress to your user. You don't want the user to think that your script has hanged and terminate the execution after …

Historically, the Python syntax hasn't had a switch-case statement. In 2006 Guido van Rossum, the original author of Python, proposed different alternatives for the switch-case syntax in PEP 3103 but they all seemed to have some problems and the idea didn't …