~golangweekly | Bookmarks (193)

Initial Thoughts on Go 1.22 — 1.22 is due next month, but the release candidate gives us a look at plenty of changes and improvements coming down the pike, including new default behavior for loop variables in for loops, the ‘rangefunc’ experiment (more on that next), and even some performance improvements.

Redis With Wings — Dragonfly is a simple, performant, and cost-efficient in-memory data store, perfect as a cache or database for your high-performance Go apps. Dragonfly is fully compatible with Redis APIs but without the Redis management complexity.

What’s New in Go 1.22: reflect.TypeFor — Carlana continues our train of Go 1.22 items with a look behind the scenes of the implementation of reflect.TypeFor, which she worked on.

How Do You Represent a JSON Field That Could Be Absent, null or Have a Value? — Why it’s surprisingly hard to work out if a field has been sent or whether it’s explicitly null when using encoding/json, plus a new library to help with the problem.

Using React with templ in Go — A tutorial on how to incorporate React’s rich ecosystem of components as 'islands of interactivity' embedded within the server-side rendering capabilities of Go and templ.

'Sign in with Google' in Go — A quick look at implementing a ‘Sign-in with Google’ authentication method for your app.

Gotraceui: GUI Frontend for Go Execution Traces — Meant to be a faster, more accessible, and more powerful alternative to go tool trace with a Gio UI-powered interface tuned specifically to the unique characteristics of Go traces. Now with added flame graphs 🔥 GitHub repo.

Avo 0.6: Generate x86 Assembly with Go — Makes assembly easier to write by way of Go control structures and virtual registers. An example of adding two numbers shows off how it works in a simple way. v0.6 adds support for more AVX instructions and improves Go 1.20+ support.

Algnhsa 1.1: AWS Lambda net/http Server Adapter — Run Go webapps serverlessly on AWS Lambda with API Gateway or ALB without changing existing HTTP handlers.

Harmony: A 'Peaceful' Module for Using Discord's API — When I first linked this years ago, I wrote “Discord is a popular chat app, particularly in gaming communities.” Imagine needing to be told that nowadays.. 😆

Steampipe: Query Cloud Services with SQL — Use SQL to query and even join across over 100 APIs from providers like Airtable, AWS, Heroku, Slack and Stripe, as well as social media sites like Reddit and Hacker News.

A New Way to Host Go Modules on Your Domain — Introducing GoHome, a small server to manage hosting your Go modules on your own domains.

Rob Pike: 'What We Got Right, What We Got Wrong' — A written version (the script, really) of Rob’s GopherConAU talk given in November (▶️ 47-minute video here), where he recounts stories from building Go, including the team’s goals and how and why decisions were made.

A Go-Powered Arkanoid Clone — For those who weren’t gaming in the 80s, think a bat and ball game 😄 This one is written in Go, uses Ebitengine, and adopts an entity component system (ECS) architecture.

Interactive Release Notes for Go 1.22 — Don’t panic, Go 1.22 isn’t due for final release until next month, but this is a neat set of interactive notes showing off various 1.22 features. This is so worth a look to get up to speed.

Fun with Embeddings in Go — “Whilst Python is and will remain the dominant language in the AI/ML space, there are plenty of Go modules that let you do some interesting things with data and vector embeddings.” This is a neat article, and includes a cool interactive 3D visualization for good measure.

📊  Benchmarking Different Go SQLite Drivers — As with any benchmark results, maintain a critical eye, but the author found significant differences between the seven options.

Constraining Complexity in the Generics Design — An in-depth post based on a GopherConAU talk (▶️ video here) that explains, by way of a little computer science, why union elements cannot call a method as a fallback and what the future holds for possible workarounds.

How CompareAndSwap Is Not Always 'Compare and Swap' — The sync/atomic package provides access to primitive atomic operations that are useful when dealing with concurrency (more here). What happens if an architecture doesn’t support one of the features?

Uber's Go Style Guide — Want to know how a large org writes Go? Take a ride with Uber's guidelines, performance notes, and style concerns.

Learn How to Convert Your Cron into a Schedule with Temporal and Go — Converting Cron jobs to Temporal Schedules in the interface of your choice is very simple. See an example in our Go SDK.

On Writing a Simple JSON Parser in Go — This is really about the journey and learning some of the pieces involved.

Introducing astjson: Transform and Merge JSON Objects at Speed — Wundergraph's GraphQL Gateway product needs to aggregate and merge data from many sources fast. They built astjson to improve performance with some striking gains, even outperforming other (Rust-based) tools.

Tarmac: A Language Agnostic Framework — At the risk of sounding like a framework for everything, Tarmac takes an interesting, serverless approach for an app framework. It’s Go-powered but uses WebAssembly to allow languages like Go, Rust, Zig, and others, to be used as you prefer for writing your functions, while Tarmac keeps them connected to the real world, databases, etc.