Engineering Insights

Proximal Policy Optimization (PPO)

Hashnode runs the fastest blogs on the web with Vercel

, a blogging platform for the developer community built using Next.js, was born from the fundamental idea that developers should own the content they publish. A key component of that ownership is publishing articles on a custom domain—a feature the Hashnode team spent hours monitoring and maintaining themselves. That’s when they turned to Vercel. Hashnode Read more

Enhanced geolocation information for Vercel Functions

Requests received by Serverless and Edge Functions are now enriched with headers containing information about the timezone of the visitor: As an example, a request from Tokyo is now enriched with the following headers: This header is now automatically activated for all new and existing Vercel Functions for all plans — no code or configuration change needed. Check out as well.the documentation Read more

What's new in Prisma? (Q2/22)

Learn about everything that has happened in the Prisma ecosystem and community from April to July 2022.

Introducing the Private Hub: A New Way to Build With Machine Learning

How PlanetScale prevents MySQL downtime

The cost of downtime can range from loss of business to severe reputation damage. Database downtime feels inevitable but is often preventable. The causes of database issues that lead to downtime can be categorized in the following ways: Human error System immaturity Application issues In this post, we will explore how PlanetScale can mitigate all three. Downtime due to human error We’ve all done it, dropped the wrong table or index and caused queries to dramatically slow or fail. This can lead t

Nyströmformer: Approximating self-attention in linear time and memory via the Nyström method

Ruby on Rails: 3 tips for deleting data at scale

We’ve seen that as Rails applications grow, there are a few common issues that teams run into with deleting data. In this post, you’ll learn a few strategies you can use to mitigate the risks of cleaning up data on a high scale Rails application. How Rails deletes associated data Rails applications at scale generally run into issues when deleting many records at once. This happens most commonly in models with many associations. The standard way to delete associated data in Rails is to let Active