If you’re a BIT student, are you ready for your green belt test? If you’re studying independently, check your Go skills and see whether you’d pass this demanding certification.
All tagged JSON
An API client in Go
The internet is very big, and a vast ocean of network resources lies undiscovered before us. Let's dip a hook into that ocean now and see what we can catch with an API client in Go.
Walking with filesystems: Go's new fs.FS interface
The new io/fs package in Go 1.16+ gives us a powerful new way of working with filesystems. Walk with me, then, as we take a tour of the new fs.FS interface and see what it can do.
CUE is an exciting configuration language
CUE is a new data language, inspired by Go, that promises to make JSON, YAML, and other annoying formats much easier to work with. It features type checking, validation, and an excellent set of tooling.
Go maps FAQ
What is a map in Golang and how does it work? Are Go maps thread-safe? Are maps pointers? How do you check if a map is empty? Can maps be nil? Go teacher and expert John Arundel answers these and other questions about Go maps.
![map[string]interface{} in Go](https://images.squarespace-cdn.com/content/v1/5e10bdc20efb8f0d169f85f9/1591464680043-WPLK1CDNHHUE6PO8F7QE/jet-pack.png)
map[string]interface{} in Go
What is a map[string]interface{} or map[string]any in Go, and why is it so useful? How do we deal with maps of string to interface{} in our programs? What the heck is an interface{}, anyway?