Merge pull request astaxie#1072 from tilics/master

update socket编程部分 readAll -> read

Author: astaxie

zh/08.1.md

@@ -149,7 +149,9 @@ func main() {
 	checkError(err)
 	_, err = conn.Write([]byte("HEAD / HTTP/1.0\r\n\r\n"))
 	checkError(err)
-	result, err := ioutil.ReadAll(conn)
+	// result, err := ioutil.ReadAll(conn)
+	result := make([]byte, 256)
+	_, err = conn.Read(result)
 	checkError(err)
 	fmt.Println(string(result))
 	os.Exit(0)