~golangweekly | Bookmarks (157)

Writing Secure Go Code — A handy article rounding up a variety of resources and techniques to keep in mind in order to write more robust and secure Go apps, including staying up to date with your Go version, leaning on Go’s tools like go vet, and scanning your code for known vulnerabilities.

Neotest: A Framework for Interacting with Tests from NeoVim — If you’re a NeoVim user, this is for you. It’s written in Lua but neotest-golang extends it to support working with Go-based tests.

pg_flo: Stream, Transform, and Route Postgres Data in Real-time — Offers a set of filters and transformations that can make moving data between, say, production and staging databases simple using one of two modes: copy-and-stream or stream-only. Uses NATS and Postgres’s replication.

Checking the Top 10 Million Web Sites with Go — Actually titled ‘27.6% of the Top 10 Million Sites are Dead’, I felt this is really more a look into using Go to do basic scraping at scale. Redis was coupled with Go (along with a lot of hardware) to perform the task in just ten minutes (~17k requests per second). The source has...

Why Go Developers Should Try Odin — Odin is a lesser known but well featured programming language that the author says is part Go and part ‘features you wished Go had’. It’s worth having on your radar even if you don’t adopt it.

Writing Benchmarks: Performance Testing in Go — A handy article that lays out all that’s possible with Go’s benchmarking tests. After reviewing the tool’s myriad parameters, Willem provides a full repo-backed example to show it off in action.

▶  🤖 Exploring AI-Powered Solutions with Ollama and LangChain Go — Ollama is used to run open source large language models locally and LangChain Go makes it easy to build Go-powered apps that lean on such LLMs.

'Jia Tanning' Go Code — 'Jia Tan' here refers to essentially ‘backdooring’ a codebase with code that appears to be test code but isn’t, by the use of sneakily formatted filenames.

Fuzz Testing Go HTTP Services — You can’t possibly test all of the potential inputs your app could get, so why not let your computer bombard your service and see where things break?

Free Course: Temporal 101 with Go — 🎓 Join this course to learn the basics of Temporal and use Temporal’s Go SDK to build an app that communicates with an external service.

ListMonk 4.0: Self-Hosted Newsletter and Mailing List Manager — If you don’t want to pay to use a hosted newsletter system, how about a one binary Go solution? v4.0 is a major upgrade introducing multi-user management and auth features (including OIDC), support for CC and BCC headers, syntax highlighting in email HTML, and more. GitHub repo.

go-graphviz: Go Bindings for Graphviz — Graphviz is a popular open source graph visualization toolkit and this library lets you use it from Go by way of a cross-platform friendly WebAssembly build. You can now encode/decode DOT notated graphs and render them to SVG or PNG without needing to install Graphviz itself on your system.

Viddy 1.2: A Modern Go Alternative to watch — viddy can execute commands on a periodic basis but you get niceties like ‘time travel’, attractive output, and paging. Plus a bit of A Clockwork Orange thrown in.

yq: Portable CLI YAML, JSON and XML Processor — jq is a popular tool for working with JSON from the command line – yq takes a similar idea to even more formats. Plus it's built in Go!

Awesome Go: Almost 3000 Categorized Go Resources — A perennially useful resource that continues to get frequent updates (almost non-stop), and well worth revisiting in this quiet week for Go. You can contribute projects of your own to the list too.

Excelize 2.9: A Pure Go Way to Work with Excel Spreadsheets — Read and write XLAM / XLSM / XLSX / XLTM and XLTX files. A long time library that keeps going from strength to strength. v2.9 is focused on details and rolls out numerous new functions in a variety of areas like working on charts and image-based cells. GitHub repo.

ogen 1.5: OpenAPI v3 Code Generator for Go — Best explained in its introductory blog post, ogen generates client and server implementation code from an OpenAPI spec. GitHub repo.

gh-dash 4.7: A CLI-Based Dashboard for GitHub — A TUI app for displaying a dashboard of pull requests and issues filtered however you like.

Sablier 1.8: An API for Running Containers on Demand — .. and shutting them down automatically once there’s no activity.

Speeding Up Calculations 450% with Go Assembly — Go’s assembler is heavily inspired by Plan 9’s (with Rob Pike and Ken Thompson, along with others, creating both). The author investigates using Go’s assembler to implement a particularly speedy SIMD (Same Instruction Multiple Data) library for Go. There’s also an interesting thread on Hacker News where Russ Cox (as rsc) adds some context.

Leveraging benchstat Projections in Go Benchmark Analysis — benchstat is a stdlib tool that compares and contrasts benchmark data generated by Go benchmark tests. This post brings you up to speed with what benchstat offers and why you might want to use it.

🗓️ Enterprise Ready Conference — One-day event in SF for prod/eng leaders building enterprise SaaS — with speakers from OpenAI, Vanta, Canva, Dropbox.

A Taste of Go Code Generator Magic: A Quick Guide to Getting Started — There aren’t many tutorials on Go code generation, which inspired the author to show how they created a program to generate boilerplate to wrap functions. You, too, could generate some code and free time.

Optimizing and Visualizing Test Parallelism: Why More Cores Don't Speed Up Your Go Tests — You’re probably aware of t.Parallel() to run tests in parallel, but did you know it can sometimes slow tests down? Robert runs through some tools and tactics to help visualize and optimize tests and when to bother running them in parallel.