How To Build A Concurrent Webserver In Go

The basics of constructing a webserver, introducing concurrency, and avoiding race conditions

Photo by Shane Rounce on Unsplash

A simple hello world webserver begins as follows: we use the net/http standard library to define an endpoint, and serve at a particular port:

func main() {
    http.HandleFunc("/", hello)
    http.ListenAndServe(":8080", nil)
}