~golangweekly | Issue 515 - It's about time (11)

Quartz: A Deterministic Time Testing Library — A new mocking library designed for testing code that relies on time, by introducing a little determinism and control to proceedings.. GitHub repo.

Go Range Iterators Demystified — In Go 1.22 (behind a flag) or 1.23 (currently in the release candidate stage), you can use the range keyword to iterate over custom collection types. Zach walks (iterates?) us through from the basics up to some more complex examples.

Building a Binary Search Tree with SIMD and Go's Assembler — When you want a little more performance than Go provides naturally, or access to underlying CPU features unavailable in Go, leaning on assembly language is one way to do it. Clément shows a practical example here.

▶  Give Your Go App 'Superpowers' with an Embedded NATS Server — NATS is a lightweight real-time client/server messaging system, but a cool feature of NATS is you can embed it directly into a Go app and take advantage of its features without relying on a separate server.

Profiling in Go: A Practical Guide — Pinpoint performance bottlenecks in your apps by profiling their activity and optimizing things based on the results.

Kafka Is Dead, Long Live Kafka — Kafka is polarizing, yet ubiquitous. What if you could run Kafka as a single, stateless Go binary and reduce your costs?

Fyne 2.5: GUI App Framework for Desktop, Mobile and Web — Fyne isn’t a new project, but it’s been years since we featured it, and it’s a pretty neat way to build GUI and mobile apps with Go. v2.5 is a big release with support for Wayland as well as internationalization. It requires Go 1.19+. GitHub repo.

Minigrad: Andrej Karpathy's Micrograd in Go — A neural network library using an autograd approach. It’s essentially Andrej Karpathy’s (previously of OpenAI) Micrograd implementation in Go, rather than Python.

Build Tools for Go — If the out-of-the-box build tools aren’t getting it done, here’s list of open source build tools to consider, including Mage and Taskfile.

Chiko: An Elegant gRPC TUI Client — Uses the popular tview terminal UI widget library to offer a way to interact with gRPC services.

timediff: Produce Human Readable, Relative Time Differences — For example: timediff.TimeDiff(time.Now().Add(-3 * time.Minute)) would produce “3 minutes ago”.