astaxie/build-web-application-with-golang — pull request #239 by miraclesu (2013-08-09 03:54:44+00:00)
Title: login里漏掉了ParseForm

login里漏掉了ParseForm，导致以下值为空
```
fmt.Println("username:", r.Form["username"])
fmt.Println("password:", r.Form["password"])
```