chat

问题 I can creating and joining MUC rooms. But user disconnects from the Openfire server, he is removed from the group on the server side. How can i similar to what Whatsapp does, i.e. even if the user goes offline, he is still part of the MUC room (which is configured to be persistent on the server side) and will receive messages from other occupants. 回答1: When inviting an user, you have to grant him Membership: MultiUserChat muc = multiUserChatManager.getMultiUserChat("foo@conference.myserver");

问题 Guy's I am creating a chat application. My Text messages are uploaded successfully but I am trying to upload an image to my chat application to the server this time I have some error. That is: java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the child's parent first. This is my code for image upload: final String filename = "" + m[0]; String s1 = filename; String f_name = s1.substring(7); String type = "image"; DatabaseReference dbs =

问题 I am using firebase cloud messaging to push notification on my app that contains a chat page. I defined my firebase push functions on my main.dart as below: _firebaseMessaging.configure( onMessage: (Map<String, dynamic> message) async { print("onMessage: $message"); //_showItemDialog(message); }, onBackgroundMessage: myBackgroundMessageHandler, onLaunch: (Map<String, dynamic> message) async { print("onLaunch: $message"); //_navigateToItemDetail(message); }, onResume: (Map<String, dynamic>

问题 Hoping somebody can help me make sense of this Error code 404 I'm getting when attempting to join a public MUC room that already exists. Here's the XMPP Sequence: Perform IQ Query on room <iq from='bridgetest1@jabber.org/BridgeClient' id='0da67229d8f55e3b' to='sdfsdfsdf@conference.jabber.org' type='get'> <query xmlns='http://jabber.org/protocol/disco#info'/> </iq> Response from IQ Query <iq from='sdfsdfsdf@conference.jabber.org' to='bridgetest1@jabber.org/BridgeClient' type='result' id=

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 5 years ago . I am developing a new android application.I have all the data in server.. How I can fetch the JSONData through android?? I am confused there are HttpGet,HttpClient,HttpUrlConnection etc.. Where from I get the full tutorial??please help me sir.. 回答1: I suggest you to use "Volley" library for android .It is for

问题 I have been asked to integrate Facebook Chat to my application using JavaScript only. I cannot use X Facebook platform authentication as it needs a domain URL. So my option is to set up an XMPP chat client using strophe.js via a digest MD5 SASL mechanism. Regarding BOSH connect manager, http://bosh.metajack.im:5280/xmpp-httpbind. Is this enough or should I configure it in my server? I am using the Tomcat server. 回答1: Facebook does not do S2S federation, only C2S, so you will have to use that

问题 Google introduced Doze and App Standby mode with Android 6.0 OS. Device will enter in Doze mode if device is unplugged and unused for some amount of time and if application stays inactive for some amount of time, that app goes in StandBy mode (Correct me if I am wrong). Can we (developer) know, device entered in Doze mode or application entered in StandBy mode? How? http://developer.android.com/training/monitoring-device-state/doze-standby.html#whitelisting-cases In this link, Google says

问题 I have sucessfully implemented SignalR in my android application. and message broadcasting is also working fine. i want to implement p2p chat in my application using SignalR. i checked clients library in Asp.Net, i also tried Google but not getting required output. i checked SignalR, SignalA and SignalJ. i think SignalJ is useful but unable to resolve some library issue like scala and akka can anyone please help me. how can i implement p2p chat using SignalR in my android application? Thank