April 2012
Intermediate to advanced
288 pages
4h 39m
English
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15. Interacting with the Go Runtime
One of the advantages of a dynamic language is that the internals of the implementation are exposed for your use. This lets you do various metaprogramming things that are much harder in static languages. The go package and its subpackages let you do very complex metaprogramming by transforming the abstract syntax tree of a Go program, but even without going that deep into the implementation there are lots of interesting things that you can do.
Finding the Type of a Variable
8 switch t.Kind() { 9 case reflect.Int, reflect.Uint,10 reflect.Int8, reflect.Int16,11 reflect.Int32, reflect.Int64,12 reflect.Uint8, reflect.Uint16,13 reflect.Uint32, reflect.Uint64, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.