Configuring options in Go
Compare three Go option patterns: exposed structs, option constructors, and functional options. Learn when to use each for clean APIs.
Creating global middleware for `net/http` servers in Go
When you're writing pure net/http HTTP services with Go, you may want to wrap them in a middleware, for instance to ensure that authentication is provided, or to provide logging. Having largely just used gorilla/mux, I found it was a little bit awkward to do so, but with thanks t...
What Go versions are my modules and dependencies targeting?
As noted in Why is Go trying to upgrade my go.mod to Go 1.21?, we've had a report on oapi-codegen that Go is trying to upgrade our go.mod to a newer Go version. Through discussion in the Go community (Gopher) Slack, it appears that this is due to one of the modules in my dependen...
Why is Go trying to upgrade my `go.mod` to Go 1.21?
On oapi-codegen we recently had a report that Go 1.21 results in go test being unable to run without having go mod tidy'd the project. If you're running Go 1.21: $ go version go version go1.21.0 linux/amd64 Then checking out the project (as of the latest commit and running make t...
What’s new in Go 1.21? Podcast
I was on episode 289 of the Go Time podcast, talking about What’s New in Go 1.21. Check it out!
Dummy load balancer in a single Go script
I was curious to see if I could prototype a simple load balancer in a single Go script. Go’s standard library and goroutines make this trivial. Here’s what the script needs to do: Spin up two backend servers that’ll handle the incoming requests. Run a reverse p...
Dummy load balancer in a single Go script
I was curious to see if I could prototype a simple load balancer in a single Go script. Go’s standard library and goroutines make this trivial. Here’s what the script needs to do: Spin up two backend servers that’ll handle the incoming requests. Run a reverse p...
Dummy load balancer in a single Go script
I was curious to see if I could prototype a simple load balancer in a single Go script. Go’s standard library and goroutines make this trivial. Here’s what the script needs to do: Spin up two backend servers that’ll handle the incoming requests. Run a reverse p...
Dummy load balancer in a single Go script
Build a working round-robin load balancer in Go with goroutines and the standard library. No dependencies needed for this educational prototype.
Go 1.22's (likely) new <code>reflect.TypeFor()</code> generic function