Merge pull request #11 from antoniq/golang

Added example with go.

go/README.md

@@ -0,0 +1,24 @@
+# "Hello World" in Go
+
+## Requirements
+You need to install [Go](https://golang.org/doc/install).
+Recommended IDE: Visual Studio Code
+
+## Build
+
+To build type
+```
+go build main.go
+```
+
+## Run
+
+To run type
+```
+./main
+```
+
+## Stop
+
+To stop the server just press Ctrl-C
+

go/main.go

@@ -0,0 +1,29 @@
+package main
+
+import(
+	"encoding/json"
+	"log"
+	"net/http" //http client
+	"github.com/gorilla/mux" //router lib
+)
+
+var message string
+
+type Text struct{
+	Message string `json:"message"`
+}
+
+func CreateMessage(w http.ResponseWriter, r *http.Request){
+	name := r.FormValue("name")
+	w.Header().Set("Content-Type", "application/json;charset=UTF-8")
+
+	message := Text{Message: "Hello " + name + "!"}
+	json.NewEncoder(w).Encode(message) //parse the message to JSON format
+}
+
+func main(){
+	router := mux.NewRouter()
+	router.Path("/say-hello").Queries("name", "{name}").HandlerFunc(CreateMessage).Methods("POST")
+	log.Fatal(http.ListenAndServe(":8080", router))
+}
+