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This is because the User-agent user agent is missingUser agent refers to the browser, which includes hardware platform, system software, application software and user's personal preference.Custom#define UserAgent @ "mozilla/5.0 (iPhone; CPU iPhone os 5_1_1 like Mac os X applewebkit/534.46 (khtml, like Gecko) version/5.1 mobile/9b206 safari/7534.48.3 "and use [[Sdwebimagedownloader Shareddownloader] setvalue:useragent forhttpheaderfield:@ "User-agent"]

Look directly at the code:Method One: Copy Code code as follows: Runtime.getruntime (). EXEC ("rundll32 Url.dll,fileprotocolhandler http://www.jb51.net"); Method Two: Copy Code code as follows: Determine if the current system supports Java AWT Desktop extensions if (java.awt.Desktop.isDesktopSupported ()) { try{ Create a URI instance, note that it is not a URL Java.net.URI uri=java.net.uri.create ("http://www.jb5

The path in the Bug:controller is clearly written correctly, and the URLs accessed in the browser are correctly stitched, but the 404Reason one: Because the route address corresponding to the processing method is caused by the same name, at this time should check the controller's methods to see if there is no name, modified.Reason two: If all paths are inaccessible, you need to configure Db_filter in the boot configuration file with the value of the d

taking http://www.x.com/post.php as an example The IP address of the host and the default router IP, and the name and address of the local DNS server are first obtained through the DHCP server before looking for IP.Routers are used to communicate with network nodes, and local DNS servers are used to resolve domain names. first, the browser will determine the protocol type of the URL here is the HTTP protoc

The The The (Three-time handshake)1th handshake: The client sends a data segment that contains a "synchronous serial number (SYN)" flag bit to the serverRequest a connection.2nd handshake: A server with a ACK ack (ACK) and synchronous serial number (SYN) flag bitThe data segment responds to the client.3rd handshake: The client sends a data segment confirming the receipt of the data segment of the server and begins transmitting the actual data.The process of opening data through the Web page of t