How Uber Tests Payments In Production

Catch unknown unknowns, and to do it fast

How Uber Tests Payments In Production
10 minutes by Alvaro Duran

Well-run payment systems are developed by engineers who understand what is the best use of their time: to catch unknown unknowns, and to do it fast.

WorkOS is a modern identity platform built for B2B SaaS. It provides flexible and easy-to-use APIs to quickly integrate complex enterprise features like SSO, SCIM, RBAC, and Audit Logs. Some of the fastest growing startups like Vercel, Perplexity, and Webflow are already using WorkOS, saving hundreds of developer hours while shipping enterprise plans on day one.

In this post I will talk about scraping: What I use, where it runs, how I got around some restrictions and how I got it to the point that it can run for months without intervention.

The Sneaky Costs of Scaling Serverless
7 minutes by Zach Leatherman

Lessons learned from migrating a web application from Netlify to Vercel and AWS Lambda with detailed price comparison.

How Postgres stores data on disk
32 minutes by Drew Silcock

A high-level overview of how PostgreSQL stores data on disk, covering segments, pages and more. This one's a page turner.

In the world of data, CSV is the cockroach of file formats. It's simple, resilient, and seemingly impossible to kill off. While flashier formats have come and gone, CSV quietly reigns supreme in the data processing kingdom. But how the hell did this happen? Let's dive into the fascinating history of this accidental standard.

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