[tcfunk]

It seems this article was posted in 2013. Not sure where that falls in the Go release timeline, but I'm guessing the version wasn't was far behind then as it seems now.

Edit: After a quick search, it looks like Go 1.2 was released only 4 days prior to this article being posted.

[atilaneves]

I run Arch Linux, all the versions were whatever was newest at the time.