~golangweekly | Bookmarks (170)

Beego 2.2: Backend Framework for RESTful APIs and Webapps — Inspired by Tornado, Sinatra and Flask. v2.2.0 bumps the Go version to 1.20.

Freeze: Generate Images of Code and Terminal Output — From the purveyors of fine Go-powered libraries and CLI tools like Bubble Tea, Huh and Wish comes Freeze, a fresh way to create images of code and/or terminal output in PNG, SVG or WebP format.

Building an Interactive Shell in Go — From the folks working on the Dolt database (which includes a CLI to take SQL queries and feed them to the database) comes a guide to creating a CLI that’s intuitive and includes features like command history and autocompletion. ishell is their library of choice.

▶  Discussing Debugging in Go — In the latest Go Time episode, Matt Boyle, Bill Kennedy and Jon Calhoun discuss debugging techniques. Bill explains why he doesn’t like his developers to use the debugger, and how he prefers to only use techniques available in production.

Brute Force Text Search Optimizations — If you’ve got a lot of textual data in memory, performing a brute force search upon it can be surprisingly quick nowadays, particularly with some optimizations..

Optimizing SQLite for Servers — Developers are increasingly realizing SQLite can scale a long way and can handle many use cases for which more complex systems are often used. Sylvain goes deep into getting the best out of it.

Building a Blog in Go: Rendering Markdown as HTML — An ongoing series to build a simple blog system using Go.

▶  Pointers for Performance? — Does returning a pointer from a function instead of a value improve performance in Go? (3 minutes.)

LangChain Go: A Go Port/Fork of LangChain for LLM Apps — LangChain is a popular framework (most commonly associated with Python) for developing language model powered apps. LangChain Go reimplements the same concepts in Go. GitHub repo.

Excelize: Library for Working with Excel Spreadsheets — Read and write XLAM / XLSM / XLSX / XLTM / and XLTX files. A long time library that keeps going from strength to strength. GitHub repo.

Hookdeck: The Amazon EventBridge Alternative — Receive, transform, filter, route, and send messages across your EDA with an event gateway for engineering teams.

Ebitengine 2.7 Released: The 2D Game Engine for Go — The new feature this time is text/v2, an all new text rendering package that offers improved support for Arabic and vertically-rendered Japanese, glyph vectorization, more text alignment options, and improved OpenType support.

Learning Go in 2024; From Beginner to Senior — Go learning resources are plentiful and cover the gamut of media from text, to video, to podcasts, and all skill levels from beginner to expert. Here, Matt brings together six years of bookmarks (and YouTube history) to point to something for everyone.

A Visual Guide to Slices — A code and diagram-rich post looking at how slices work under the hood, covering slice creation, manipulation using make and append, how capacity grows, and slicing syntax for creating new slices from existing ones.

The Case of a Leaky Goroutine — After finding “a never-ending goroutine factory” causing problems in an app, Wouter shares his findings so you can avoid a similar fate.

'Go Enums Still Suck' — The tone of the title or the article might not vibe with you, but the author reflects on feedback to his first article about Go ‘enums’ and considers the discussion productive.

Control ZigBee LED Lights from a Go App — To be fair, the Go app is mostly sending MQTT messages and serving up an HTML page, but it could be a quick, fun weekend project for you.

asciigraph 0.6: ASCII Line Graph Rendering Library — A long standing library for rendering basic line graphs in ASCII text (such as ideal for the terminal), all with no dependencies. v0.6 adds support for adding a legend for colored charts.

Charcoal: Faster utf8.Valid Using Multibyte Processing Without SIMD — Offers the same API as the standard library version but boasts being up to 50% faster at checking if a text is made up of valid UTF-8 runes.

Securing a Golang App with OAuth — This tutorial will show you how to use OAuth to authenticate users in a Golang application.

Log 0.4: A Colorful Go Logging Library — A library from the same folks who brought us Bubble Tea and Gum that provides “customizable colorful human readable logging with batteries included.” v0.4 now lets you style custom log levels to your liking.

go-toml 2.2: Go Library for the TOML Format — TOML is a configuration file format invented by one of GitHub’s founders (Tom Preston-Werner, as it happens). Here’s what it looks like. (How fantastic is it that this Go library is also written by a Tom/Thomas!)

A Basic 3D Raycasting Engine atop Ebitengine — Ebitengine is a 2D game engine, but as games like Wolfenstein 3D and Doom proved in the 90s, raycasting provides a (relatively) simple way to render 3D environments using simple 2D primitives. ▶️ Example video.