http-streaming

Long Polling with Spring's DeferredResult

非 Y 不嫁゛ 提交于 2019-11-27 16:17:22
问题 The client periodically calls an async method (long polling), passing it a value of a stock symbol, which the server uses to query the database and return the object back to the client. I am using Spring's DeferredResult class, however I'm not familiar with how it works. Notice how I am using the symbol property (sent from client) to query the database for new data (see below). Perhaps there is a better approach for long polling with Spring? How do I pass the symbol property from the method

Long Polling/HTTP Streaming General Questions

允我心安 提交于 2019-11-27 00:47:18
I'm trying to make a theoretical web chat application with php and jquery , I've read about long polling and http streaming, and I managed to apply most principles introduced in the articles. However, there are 2 main things I still can't get my head around. With Long Polling How will the server know when an update have been sent? will it need to query the databse continually or is there a better way? With HTTP Streaming How do I check for the results during the Ajax connection is still active? I'm aware of jQuery's success function for ajax calls, but how do I check the data while the

Sorry, this video is not valid for streaming to this device in Http streaming android

风格不统一 提交于 2019-11-26 23:11:44
问题 I can stream some videos from URL (server) successfully, But the others (my video up to my server) is not . You can see both in my code (Working/Not working) I'm on stuck with this problem. "Sorry, this video is not valid for streaming to this device" The following code : String url = null; // url = "rtsp://v5.cache5.c.youtube.com/CiILENy73wIaGQmC00ZlwwIDOxMYDSANFEgGUgZ2aWRlb3MM/0/0/0/video.3gp"; // Working // url = "http://daily3gp.com/vids/747.3gp"; // Working url = "http://www.ooklnet.com

Long Polling/HTTP Streaming General Questions

守給你的承諾、 提交于 2019-11-26 09:29:01
问题 I\'m trying to make a theoretical web chat application with php and jquery, I\'ve read about long polling and http streaming, and I managed to apply most principles introduced in the articles. However, there are 2 main things I still can\'t get my head around. With Long Polling How will the server know when an update have been sent? will it need to query the databse continually or is there a better way? With HTTP Streaming How do I check for the results during the Ajax connection is still