在更新同一文档时,我会收到此错误。我不断地从套接字中获取数据并更新文档。但最近的数据尚未更新,套接字上的数据发出更新同一文档上的新数据。那么,我如何处理此错误或等待该文档的回调?
{ Error
at model.wrappedPointCut [as save] (/var/www/html/parcel-app/node_modules/mongoose/lib/services/model/applyHooks.js:131:29)
at /var/www/html/parcel-app/server/server.js:372:22
at /var/www/html/parcel-ap
我在运行npx react-原生启动/npx反应--本机运行android,一切都很好;然而,应用程序无法正确启动服务器。这是我正在犯的错误:
Error: The HTTP/S server is already being used by another WebSocket server
at new WebSocketServer (.../node_modules/ws/lib/websocket-server.js:83:15)
at Object.attachToServer (.../node_modules/react-native/node_modules/@
var pahoMqtt = require("paho-mqtt");
let client = new Paho.MQTT.Client("serverIp", port, "/ws", "clientId" + Math.round((new Date()).getTime() / 1000));
当我在节点服务器上运行它时,我得到了以下错误
stack:
[ 'ReferenceError: window is not defined',
' at LibraryFactor
我从Aptana内部运行以下代码:
<html>
<head>
<title>New Adobe AIR Project</title>
<script type="text/javascript" src="lib/air/AIRAliases.js"></script>
<script>
function init() {
if(air.NativeProcess.isSupported) {
alert("NativeProcess is su
我当前正在尝试运行react本机应用程序,但在Windows10中遇到此错误。
ERROR: JAVA_HOME is set to an invalid directory: C:\Program Files\Java\jdk1.8.0_251;
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation.
error Failed to install the app. Make sure you have the Android develo
当我将手机的方向更改为横向,然后再次更改为纵向,然后字体大小为“欢迎学生!”我用引导程序'display-1‘表示“欢迎”,用'display-3’表示“学生!”.I short返回原始方向后字体大小发生变化。
/* and if you want script also then */
function css_ruling() {
var winw = window.innerWidth
var winh = window.innerHeight
var heading = document.getElementById("name")