Back job searching again? Time to learn a new automation toolset! Thank you, Butch Mayhew for your course, Learning Playwright on LinkedIn Learning.Playwright was launched back in January 2020, by Google Puppeteer developers who took what they learned to build a new automation framework for Microsof...

Postgres has some excellent internal logging capabilities. With a simple logging_collector = on and a couple of other config flags, you can get an incredibly detailed picture of your Postgres operations, from individual SQL statements to connection attempts, error messages, and lock wait times. But ...

Import maps are great for both performance and developer experience, but their original limitations made them hard to use, especially at Shopify’s scale. We stepped up and pushed changes across the HTML spec, Chromium and WebKit to fix these issues at the web platform level. Now, developers can inte...

Bottom Line Up FrontThe goal isn't to replace human developers but to offload repetitive tasks so we can focus on creativity and architecture—where human expertise is irreplaceable. Start your next feature by writing tests first, then let AI help implement the solution. You'll deliver higher quality...

For Pycon 2025, I created a poster exploring vector embedding models, which you can download at full-size. In this post, I'll translate that poster into words. Vector embeddings A vector embedding is a mapping from an input (like a word, list of words, or image) into a list of floating point numbers...

We're expanding our Quests advertising product with a new reward for users: Discord Orbs. We’re also introducing a new partnership with Kantar, which will further enhance the return on investment measurement and analytics capabilities of Quests for advertisers.

Here's how to run Docker on Linux without Docker Desktop.This essentially follows the official docker docs guide.Docker Desktop is an easy way to run docker for your dev machine. It comes bundled with Docker Engine. That's the thing that you really need. So, if you don't want that gui hanging around...

We’re Fly.io, a public cloud that runs apps in a bunch of locations all over the world. This is a post about a gnarly bug in our Anycast router, the largest Rust project in our codebase. You won’t need much of any Rust to follow it. The basic idea is simple: customers give us Docker containers, and ...

Storing files directly in a database is generally discouraged in favour of dedicated object storage like S3 or Azure Blob, which is the more scalable and cost-effective approach. However, in practice, you might sometimes find yourself putting binary data in a relational database anyway. Here, we’ll ...

PubNub requires a user ID to work with our SDKs, but how can you create and manage guest users who do not have a permanent ID?

PubNub requires a user ID to work with our SDKs, but how can you create and manage guest users who do not have a permanent ID?

If you can't just use an HTML form, here's how you can get closer and clean up your React form with the React.useActionState hook.Handling form state in React can get hairy. There are additional libraries on top of React to try to deal with this.In React 19, we have a new hook inside of React itself...

Replace custom CRUD endpoints, reduce infrastructure complexity, and accelerate product delivery.

One of the first ever Redis libraries for Go was hosted at github.com/garyburd/redigo. It has been deprecated for some time and has now been finally removed altogether from Github. If you still have a dependency on this project, this means that will be broken now. github.com/gomodule/redigo should b...

I don't like talking about “compelxity” in software any more. People have radically different ideas of what “complexity” means, and “complexity” conflates several inherently distinct concepts.

In the contemporary corporate landscape, technology plays an indispensable role in daily operations, yet managing IT support efficiently remains a persistent challenge. Employees frequently encounter difficulties when searching for precise instructions on routine IT tasks such as clearing browser hi...

A credit union system is using Generative AI to enhance customer support, developing an intelligent chatbot designed to provide accurate and timely responses to user inquiries about their services, policies, and other relevant information.

The Problem There have been a lot of different evolutions of external function calling with this age of LLMs. First it was plugins, then it was tool calling, then it now is MCP (which looks like it is here to stay). But throughout all of that there has been one consistent issue, authentication. How ...

If you look at RDS pricing, everything looks quite affordable (storage, compute, backups) –  so how are so many teams spending six figures on it? Usage is part of the story, of course, but those bills are also very inflated. At scale, there’s more going on. Scaling a database doesn’t just mean more ...