有人能给我解释一下为什么会这样吗?
get :robots
response.should render_template("no_index")
response.body.should match "User-agent: *\nDisallow: /\n"
Failure/Error: response.body.should match "User-agent: *\nDisallow: /\n"
expected "User-agent: *\nDisallow: /\n" to match "User-a
我不明白如何使用robotparser模块中的解析功能。这是我尝试过的:
In [28]: rp.set_url("http://anilattech.wordpress.com/robots.txt")
In [29]: rp.parse("""# If you are regularly crawling WordPress.com sites please use our firehose to receive real-time push updates instead.
# Please see http://en.wordpress.com
我目前正在尝试使用用户代理发送post请求,但是每次尝试使用用户代理时都会出现错误。请帮帮忙好吗?
我已经试过了:
request.Headers.Add("User-Agent", "{My user agent}");
当我尝试使用上面的代码时,我得到了这个错误:
System.ArgumentException: 'The 'User-Agent' header must be modified using the appropriate property or method.
Parameter name: name'
提
旧代码:
Client = new HttpClient(new HttpClientHandler() { DefaultProxyCredentials = CredentialCache.DefaultNetworkCredentials });
// set an default user agent string, some services does not allow emtpy user agents
if (!Client.DefaultRequestHeaders.Contains("User-Agent"))
Client.DefaultRequ