What's new in Go 1.21

Go Time: Golang, Software Engineering

Our “what’s new in Go” correspondent Carl Johnson joins Johnny & Kris yet again to discuss what’s new with the latest iteration of Go in version 1.21.

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Featuring:

• Carl Johnson – Website, GitHub, Mastodon, X
• Johnny Boursiquot – Website, GitHub, X
• Kris Brandow – GitHub, X

Show Notes:

• Go 1.21 Release Notes
• What Carl worked on for Go 1.21
• “Waterfall” doesn’t mean what you think it means

Something missing or broken? PRs welcome!

Chapter

1. Welcome to Go Time! (00:00:00)

2. Sponsor: Tailscale (00:00:35)

https://changelog.com/tailscale

3. Carl Johnson (00:04:02)

4. Most important release note (00:06:11)

5. Logging (00:11:14)

6. maps.keys (00:17:41)

7. CMP package (00:20:09)

8. min-maxing (00:23:47)

9. loop variable closer (00:29:04)

10. PGO (00:34:05)

11. Forward and backward compatibility (00:37:49)

12. Sponsor: Changelog News (00:40:01)

https://changelog.com/news

13. WebAssembly (00:41:13)

14. Funk (00:44:54)

15. Unpopular opinions! (00:47:47)

16. Carl's unpop (00:48:06)

17. Waterfall paper (01:01:20)

https://changelog.com/posts/waterfall-doesnt-mean-what-you-think-it-means

18. Outro (01:03:27)