~betterdevlink | Issues #268 Sep 30, 2024 (24)

Not too many days left for DevSecCon 2024 Developing AI Trust, hosted by Snyk on October 8-9. With 20+ sessions and 5 themed tracks, DevSecCon 2024 is packed with DevSecOps lessons and hands-on experiences from industry trailblazers. For all our developers, here’s one that you just can’t miss: Leonardo Zanivan from Okta, who will be discussing how to Secure Node.js Applications from Supply Chain...

Compiling to Assembly from Scratch Have you been trying to learn how compilers and programming languages work? Then come along! Let’s make a compiler that goes all the way from source to assembly from scratch—no shortcuts This book will teach you enough compiler theory and assembly programming to get going. It uses a subset of TypeScript that reads like pseudocode and targets ARM 32-bit...

A Reintroduction to Programming Imagion composing a BMP image by hand, or writing a executable file manually? What kind of knowledge need to do that? Mastery of computer programming unlocks power, flexibility, speed, and debugging prowess across all of your work. We will learn in depth what you use every day, by exploring memory, instructions, syscalls, functions, structure and cognition.

Using YouTube to steal your files In my security research I often come across weird quirks and behaviours that aren’t particularly useful beyond a neat party trick. It’s always a good idea to keep track of them though, perhaps one day they’ll be just the missing piece you need.

Building an image search engine on Postgres Have you ever want a search to find similar image? In this blog we’ll build a basic image search engine using Postgres. We’ll use a pre-trained model to generate embeddings for images and text, then store those embeddings in Postgres. The pgvector extension will enable us to conduct similarity searches on these embeddings using both images and...

Production RAG with a Postgres Vector Store and Open-Source Models Part 6 of an AI Engineering open-source models tutorial series. We focus on RAG on this article. A RAG pipeline is what allows your AI model(s) to leverage the knowledge of your private/corporate data in its inference. It consists of the following stages: loading, indexing, storing, querying and evaluation.

Don't Sleep on AbortController In JavaScript, more often that not you may want to cancel a request? Imagine an auto-completed, when user type more, you may want to cancel the previous request, there is no point to get them. AbortController is a global class in JavaScript that you can use to abort these fetch request. And also anything else, not just http request.

Hierarchical data types Parent-child relationship happens a lot in context of web dev. Even harder when it’s nested. Example, nested comment. In this shortarticle we look at the ltree Postgres extension to store and retreive that data type.

Monitor your local and real-user Core Web Vitals performance in DevTools This post is part of an ongoing series about Chrome’s efforts to improve the DevTools Performance panel. Learn about these tools to help analyze performance of our front-end app. In this post we’ll take a closer look at each of the new features: Real-time local Core Web Vitals performance, Real-user experience data, Recommendations...

How Discord Reduced Websocket Traffic by 40% Websocket bandwidth is especially chatty for Discord because they need to broadcast the message to all connection client. Also, decreasing bandwidth usage would lead to a more responsive experience.

golang-set A simple, battle-tested and generic set type for the Go language. Trusted by Docker, 1Password, Ethereum and Hashicorp.

ruby-pg Ruby PostgreSQL database performance insights. Locks, index usage, buffer cache hit ratios, vacuum stats and more. Also, if you’re a Rails dev, checkout the rails-pg-extras

weather_landscape Visualizing Weather Forecasts Through Landscape Imagery. Traditional weather stations often display sensor readings as raw numerical data. Navigating these dashboards can be overwhelming and stressful, as it requires significant effort to locate, interpret, and visualize specific parameters effectively.

revive 🔥 ~6x faster, stricter, configurable, extensible, and beautiful drop-in replacement for golint. Use by a lot of other Go project to lint their Go code.

bytebase Have you ever feel tedious and risky when you acquire prod db credential, to run some kind of data modification query? Or feel wrong when giving someone access to a postgres db user and have to follow up when revoke/rotate password? Bytebase might solve these pain points. A single place to track change, query db, manage access. Bill itself World’s most advanced database...

schedule-x an event calendar focused on covering the needs of modern web apps: responsive design, internationalization, and extensibility. You can ship it with default settings in a matter of minutes. Surely come in handy when you need some sort of calendar-ish displaying for your app