Go Walkthrough

Go Walkthrough: io package

Go is a programming language built for working with bytes. Whether you have lists of bytes, streams of bytes, or individual bytes, Go makes it easy to process. From these simple primitives we build our abstractions and services.

Go Walkthrough: bytes + strings packages

In the previous post we covered byte streams but sometimes we need to work with bounded, in-memory byte slices instead. While working with a list of bytes seems simple enough, there are a lot of edge cases and common operations that make using the bytes…

Go Walkthrough: encoding package

Adding logical structure to our byte streams & slices.

So far we’ve covered working with raw byte streams and bounded byte slices but few applications simply shuttle bytes around. Bytes alone don’t convey much…

Go Walkthrough: encoding/json package

Diving deep into the bowels of Go’s JSON encoding package

For better or for worse, JSON is the encoding of the Internet. Its formal definition is small enough that you could write it on the back of a…

Go Walkthrough: encoding/binary

Demystifying the low-level binary encoding package

When you need to squeeze every last bit or CPU cycle out of your protocol, one of the best tools is the encoding/binary package. It operates on the lowest level and…

Go Walkthrough: strconv

Fast, efficient, & safe primitive formatting.

Formatting & parsing primitive values in Go is a common task. You probably first dipped your toes into the fmt package when you started Go, however, there’s a less commonly used…