topic Real-Time Updating for Multiple Users Using Long-Polling in ArcGIS JavaScript Maps SDK Questions https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/real-time-updating-for-multiple-users-using-long/m-p/712636#M66230 <HTML><HEAD></HEAD><BODY><P>I'm using IIS Express as server for my application.</P><P></P><P>I've created a map that allows users to input lat and long to draw Symbols on map. Now my goal is to allow users to see other users' Symbols in real-time as they add it to the map without refreshing the page. For instance, UserA draws a Symbol on [121, 24]; UserB must see the Symbol drawn by UserA in real-time.</P><P></P><P>My issue is that I have&nbsp;little knowledge of client-server, so it's nearly impossible for me to sort the code out, not&nbsp;to mention using WebSockets. But I still have to finish the project, so wanna know anyone knows how to real-time update using long-polling?</P></BODY></HTML> Tue, 17 Sep 2019 16:50:50 GMT JerryChen 2019-09-17T16:50:50Z Real-Time Updating for Multiple Users Using Long-Polling https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/real-time-updating-for-multiple-users-using-long/m-p/712636#M66230 <HTML><HEAD></HEAD><BODY><P>I'm using IIS Express as server for my application.</P><P></P><P>I've created a map that allows users to input lat and long to draw Symbols on map. Now my goal is to allow users to see other users' Symbols in real-time as they add it to the map without refreshing the page. For instance, UserA draws a Symbol on [121, 24]; UserB must see the Symbol drawn by UserA in real-time.</P><P></P><P>My issue is that I have&nbsp;little knowledge of client-server, so it's nearly impossible for me to sort the code out, not&nbsp;to mention using WebSockets. But I still have to finish the project, so wanna know anyone knows how to real-time update using long-polling?</P></BODY></HTML> Tue, 17 Sep 2019 16:50:50 GMT https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/real-time-updating-for-multiple-users-using-long/m-p/712636#M66230 JerryChen 2019-09-17T16:50:50Z