status code

README

@@ -40,11 +40,7 @@ gobyexample.com signups
 
 = topics
 * web app
-  * return status code
   * serve static files
-  * force https
-  * not found page
-  * error page
 * string formatting
 * mongo
 * worker pool

src/xx-http-server-status-code.go

@@ -0,0 +1,24 @@
+package main
+
+import ("net/http"; "fmt")
+
+func hello(res http.ResponseWriter, req *http.Request) {
+	res.Header().Set("Content-Type", "text/plain")
+	if req.URL.Path == "/protected" {
+		res.WriteHeader(401)
+		fmt.Fprintln(res, "Not allowed")
+	} else {
+		fmt.Fprintln(res, "Hello")
+	}	
+}
+
+func main() {
+    http.HandleFunc("/", hello)
+    http.ListenAndServe(":5000", nil)
+}
+
+// running
+// $ go run xx-http-server-status-code.go
+//
+// $ curl -i http://127.0.0.1:5000/
+// $ curl -i http://127.0.0.1:5000/protected