I found some cases of sending SMS messages to verify SDK , such as Mob, aggregating data, etc. how do they send text messages to phones we need to verify? Is it because of working with a company like Mobile Telecom? ...
A video tag, how to detect whether it failed to load? I monitored the onerror event, and it can be triggered if the resource is 404, but if the page is rendered and then the network is disconnected, the video will not be opened and the error event will n...
MySQL database, the navicat software code used is as follows INSERT INTO EMP (EMPNO,ENAME,JOB) VALUES (9999 Zhang Zero , Software engineer ); error message [SQL] INSERT INTO EMP (EMPNO,ENAME,JOB) VALUES (9999 Zhang Zero, "Software engineer ")...
problem: vuex encountered an exception during conversion after successfully obtaining the background data: Uncaught (in promise) TypeError: Cannot read property docInfo of undefined but how to catch such global exceptions? made the followin...
import React from "react"; import ReactDOM from "react-dom"; import {createStore} from "redux"; import {Provider} from "react-redux"; import App from ". App.js"; import ...
when a company project encounters a call, a clerk needs to record a call. However, in order to save space, the recording file needs to be compressed five times as much as GSM 6.10, with the suffix still wav. The front end did not find a way to play...