
Tooltips are a very common pattern used in CSS for years. There are a lot of ways to approach tooltips in CSS, though some evoke headaches with all the magic numbers they require. In this article, Temani Afif presents modern techniques to create tooltips with the smallest amount of markup and the greatest amount of flexibility.

TL;DR We summarize the findings in our recent paper, , where we explain how Spotify’s decision-making engine works and how the results of multiple metrics in an A/B test are combined into a single product decision. Metrics can be of different types, and we consider success metrics (superiority tests), guardrail metrics (non-inferiority tests), deterioration metrics (inferiority tests), and quality
MSMårten Schultzberg , Sebastian Ankargren , an·March 1, 2024Engineering 
Stream React Components from LLMs to deliver richer user experiences

Polyfill.io is now available on cdnjs to reduce the risk of supply chain attacks. Replace your polyfill.io links today for a seamless experience

The new Cloudflare Zaraz pricing makes Zaraz the most affordable way to load third-party tools on your website, starting with 1 million free events per month and all features unlocked

A behind the scenes look at engineering crits at Figma.

Game Bytes is our monthly series taking a peek at the world of gamedev on GitHub—featuring game engine updates, game jam details, open source games, mods, maps, and more. Game on! 🕹️

From learner to mentor, Kayla, an All In for Students ambassador, has become an open source leader on her campus.

With push protection now enabled by default, GitHub helps open source developers safeguard their secrets, and their reputations.
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Eric Tooley, Courtney Claessens·February 29, 2024Engineering 

Do you need a little inspiration boost? Well, then our new batch of desktop wallpapers is for you. Designed by artists and designers from across the globe, they come in versions with and without a calendar for March 2024. Enjoy!

Optimize your web presence for maximum uptime, scalability, and security. Discover the power of frontend clouds for enterprise resilience.

Pingora, our framework for building programmable and memory-safe network services, is now open source. Get started using Pingora today
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Yuchen, Edward H Wang·February 28, 2024Networking 
Learn how your organization can customize its LLM-based solution through retrieval augmented generation and fine-tuning.
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Nicole Choi·February 28, 2024AI & ML 
Learn how we’re managing feature releases and establishing best practices within and across teams at GitHub using GitHub Projects.


Our most advanced AI offering to date is customized to your organization’s knowledge and codebase, infusing GitHub Copilot throughout the software development lifecycle.
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Thomas Dohmke·February 27, 2024AI & ML 
The Performance API is a set of standards for measuring and evaluating performance metrics with JavaScript. This article demonstrates how to use the Performance API to generate performance metrics directly in the DOM to create your own reporting.

In this article we will tell you how you can find out, if your TDE works and if files on disk are encrypted.

CYBERTEC Migrator allows you to run huge numbers of migrations by cloning definitions and re-running the same process over again.

CYBERTEC Migrator is fully Kubernetes- and OpenShift-ready. We rely on modern container technology, which is perfect for quick deployment.
CPCYBERTEC PostgreSQL·February 26, 2024Databases 
Replit's VP of Marketing and Design David Hoang talks about how AI is reshaping the future of product design and development.
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Mihika Kapoor·February 26, 2024AI & ML 
Andres Suarez and Michael Bolin, two software engineers at Meta, join Pascal Hartig (@passy) on the Meta Tech Podcast to discuss the ins and outs of DotSlash, a new open source tool from Meta. DotSlash takes the pain out of distributing binaries and toolchains to developers. Instead of committing large, platform-specific executables to a repository, […]

Digital designer Yichan Wang has put together this collection of strategies and selling points to help you encourage and advocate for accessibility in your place of work, including useful scripts you can use as starting points.