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How to debug a second test run ?

Some tests may only fail the second time you run them, but the integrated debugging in GoLand will only run them once by default.

How can we use it to debug them?

CLI commands with google/subcommands

How to create CLI programs with multiple commands, flags and subcommands, and how to do it fast and simply?

google/subcommands makes it a breeze.

Let us see how.

The Go 1.18 generics landscape

After a limited and somewhat hidden version in Go 1.17, Generics are coming to Go 1.18, in the form of type parameters.

This presentation covers generics and the associated library extensions:

How to plot Go test coverage over time

The Go SDK has been including test coverage reports since Go 1.2.

How can we obtain a time graph of test coverage, without needing a SaaS service?

Bundling templates with embed

Resource embedding tools like embed allow developers to include static assets and other unpublished files like templates in their executable programs.

Let’s see how.

Fullscreen text UIs

Want to create a Go application combining a web user interface and a full-screen text user interface (TUI) ?

This is actually rather easy, thanks to a well-built contributed module.