Hey, I’m Darren. I’m a software engineer from Scotland who enjoys working on open source projects. I specialise in Python and writing developer tools which run in the terminal. My most well known projects are Posting, a modern HTTP client which runs in the terminal, and Elia, a TUI for interacting with local and proprietary LLMs. This site is a collection of tips, tutorials, random thoughts, and anything else I feel like writing about!
Let's get fractional! Textual layouts with fr units
Fractional units (fr) are a tool in Textual’s CSS system which lets you distribute space between child widgets inside a container in a really intuitive way.
I use them everywhere in my Textual apps, but I get the feeling that they may be a little under-appreciated.
fr units make it easy to implement many common layout patterns, and have some less obvious benefits too!
Let’s explore how fractional units work in Textual, along with some practical examples!
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