像“404: Page Not Found”这样的通用消息听起来很冷酷和机械化，不会对访问者的情绪产生积极影响。最...
你得到404是因为你还没有为http://127.0.0.1:8000/定义一个url模式。您应该能够在http://127.0....
//设置http头 request.AllowAutoRedirect = true; request.AllowWriteStreamBuffering = true; request.Referer = ""; request.Timeout = 10000000; request.UserAgent = ""; ; request.KeepAlive = false;//to avoid the error of time out HttpWebResponse response = null; response = (HttpWebResponse)reques...
//设置http头 request.AllowAutoRedirect = true; request.AllowWriteStreamBuffering = true; request.Referer = ""; request.Timeout = 10000000; request.UserAgent = ""; ; request.KeepAlive = false;//to avoid the error of time out HttpWebResponse response = null; response = (HttpWebResponse)reques...
url='https://www.example.com/page-that-may-not-exist'try:response=urllib.request.urlopen(url)# 处理正常情况下的响应exceptHTTPErrorase:ife.code==404:print('页面未找到')else:print('其他HTTP错误') 2.检查请求头是否正确 请求头在爬虫开发中扮演着至关重要的角色。有些网站会对请求头进行验证,如果请...
url = 'https://www.example.com/page-that-may-not-exist' try: response = urllib.request.urlopen(url) # 处理正常情况下的响应 except HTTPError as e: if e.code == 404: print('页面未找到') else: print('其他HTTP错误') 2.检查请求头是否正确 ...
url='https://www.example.com/page-that-may-not-exist'try:response=urllib.request.urlopen(url)# 处理正常情况下的响应 except HTTPErrorase:ife.code==404:print('页面未找到')else:print('其他HTTP错误') 2.检查请求头是否正确 请求头在爬虫开发中扮演着至关重要的角色。有些网站会对请求头进行验证,如...
Page not found (404) Request Method: GET Request URL: http://127.0.0.1:8000/ Asked8 years, 4 months ago Modified3 years, 3 months ago Viewed22k times 1 I was following the django documentation and making a simple poll app. I have come across the following error :...
I am using a WAMP server and I need to change the "404 not found page" style using htaccess. How can I do it? "Not Found The requested URL /viewprofile.php was not found on this server".Here is my htaccess file RewriteEngine onRewriteRule(.*)-(.*).htm$ viewprofile.php?id=$1Re...
A 404 error, also known as a “Page Not Found” error, indicates that your browser can’t locate the page you’re trying to access. The exact message can look a bit different depending on the browser you’re using, but it will generally always contain either the “404” code or a “...