problem description when broadcasting with the ChannelGroup packet of netty, if there are multiple groups, how should the EventExecutor in the parameter be set when initializing ChannelGroup? Is it a direct GlobalEventExecutor.INSTANCE to make all Cha...
JIM is not defined;at pages record record page lifeCycleMethod onLoad function ReferenceError: JIM is not defined ** * -- * onLoad: function (option) { wx.showLoading({ title: , mask: true }); JIM.login({...
A scenario often encountered in a long-term connection to a server is that if a live broadcast room is hot, suddenly many users enter the room and connect. At this time, the service may be abnormal because the concurrency is too large. How to do overload...
IM chat how to store offline messages if the other person is not online ...
problem description WeChat Mini Programs cannot open the page when sharing with friends, saying that it has expired the environmental background of the problems and what methods you have tried related codes Please paste the code text below (...
as shown in the figure, a tree control, the effect you want to achieve is: users can alias, each tree node, which is similar to adding a comment to each node, and then saving it. is there a big god to provide some ideas for implementation? ...
I want to change the content attribute of an element s:: before. How can I do this in TypeScript? Big God solution ...
how to download ...
introduce the css file into the html file in the simplest mvc frame, enter the ". " in the href value of localhost:8080 content index, in the browser address bar, and the browser parses to GET http: localhost:8080 content layui css layui.css 404 (No...