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Armin Ronacher's Thoughts and Writings

Get the latest updates from Armin Ronacher's Thoughts and Writings directly as they happen.

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Latest posts

Last updated about 1 month ago

I'm Leaving Sentry

about 1 month ago

Every ending marks a new beginning, and today, is the beginning of...

Rust Any Part 3: Finally we have Upcasts

about 1 month ago

Three years ago I shared the As-Any Hack on this blog. That...

Bridging the Efficiency Gap Between FromStr and String

about 2 months ago

Sometimes in Rust, you need to convert a string into a value...

Ugly Code and Dumb Things

3 months ago

This week I had a conversation with one of our engineers about...

Seeking Purity

3 months ago

The concept of purity — historically a guiding principle in social and...

Fat Rand: How Many Lines Do You Need To Generate A Random Number?

3 months ago

I recently wrote about dependencies in Rust. The feedback, both within and...

How I Use AI: Meet My Promptly Hired Model Intern

3 months ago

After Musk's acquisition of Twitter, many people I respect and follow moved...

Build It Yourself

4 months ago

Another day, another rant about dependencies. from me. This time I will...

Automatic Server Reloading in Rust on change: What is listenfd/systemfd?

4 months ago

When I developed Werkzeug (and later Flask), the most important part of...

Reflecting on Life

4 months ago

Last year I decided that I want to share my most important...

Constraints are Good: Python's Metadata Dilemma

5 months ago

There is currently an effort underway to build a new universal lockfile...

Playground Wisdom: Threads Beat Async/Await

6 months ago

It's been a few years since I wrote about my challenges with...