django uses an online case for dwebsocket, local debugging (what else do you need to do to support local debugging?) after printing out the Websocket open, chrome reported an error: websocket connection to ws: localhost:8000 echo_once failed:Inv...
I called the emit method of socket in the loop to send events to the front end, and sleep each loop for 1 second. However, in the course of testing, it is found that the front end is cumulative to handle these events. For example, I looped 10 times, and ...
in the use of websocket, it is found that if requests are sent continuously, some requests will not receive a response. assume that 5 call requests are issued in a row ws.send(1); ws.send(1); ws.send(1); ws.send(1); ws.send(1); but not every send re...
after WebSocket was disconnected, I re-new a link. In the new connection, I can continue to receive and send data, but I found that ws.onmessage did not return the data after reconnection. I think he is still waiting for the data of the address before ...
1. The back-end converts a long data into 64-bit binary, which is transmitted to the front-end through websocket. The front-end receives an ArrayBuffer object, reads the data in memory with getFloat64, and converts it into an integer, but it is found to...
requirements: Connect to a known remote websocket server, read its incoming messages and display them on the page in real time. but the address and login information of the remote server need to be kept secret, so you can t connect to the server d...
the front and back end communicates with websocket. How does the front end convert long data into ArrayBuffer 64-bit binary data ...
segmentfault dvaws.open().websocketwebsocketws ws.openfetchGETloginsendfetchCOOKIECOOKIEFETCHCOOKIECOOKIE ...
1. Write some mini applications with node recently. Using mongoose. There is a small problem. Do not understand (may not understand the English document or do not understand). for example: video.find({},(err, videos) => { videos.forEac...
Navicat is connected to the database of the real server and has all the permissions to add, delete, modify and check. First ask the bosses if there is any way not to change the permissions of users in the database on the server side, but to limit their p...
laravel execute command migration error message [ErrorException] Undefined index: APP_ENV this error is reported whenever I use php artisan what is the specific problem? ...
I defined a file api.ts: export default { login: account login post } introduce import api from . api into another file then loop through the api for(const key in api) { console.log(api[key]); } the error message: Element impl...
problem description I just used the powerful plug-in Grafika . After all, I typed the Chinese font into the picture, and the picture is still displayed in the frame. the environmental background of the problems and what methods you have tried 1. ...