does anyone use Huanxin for webim development? an error is reported at the file introduction stage. I hope there can be an open source example to refer to . It is best to use vue to develop ....
C: Users aaa>npm install pm2 -g npm ERR! Unexpected end of input at 1:23103 npm ERR! false,"directories":{},"dist":{"shasum":"f8357e265f5768f2ca799a3241d1 npm ERR! ...
recently encountered a rather bizarre problem, string--> base64, but it also involves gbk coding. The code is as follows: var content_base64 = "CgkJCgkJCQk8Y29uZGl0aW9ucyB0eXBlPSJBTkQiPgoJCQkJCTxzeXNDb25kaXRpb25zIHR5cGU9Inx8Ij4KCQkJCQk8c3lzQ29uZGl...
after logging in to mongodb show collections2 db.system.users.find() : db.system.users.remove({user: "bear "}) : now if you want to delete this right, what should I do?! Ask for advice ...
writes a function to pdf, but when the exported pdf is opened, it indicates that the file is corrupted, and there should be something wrong with the written content, but I really don t know how to solve first paste code using two libraries, pdfkit, a...
Object.keys(obj).forEach(item => { console.log(obj[item]) }) is this equivalent to traversing twice, and will it have an impact on performance? ...
messages passed at the front desk function updatePreview (c) { sendMsg.imgData.x=c.x; sendMsg.imgData.y=c.y; sendMsg.imgData.w=c.w; sendMsg.imgData.h=c.h; } ...
Mobile vue ui framework besides VUX,mini-ui, what other UI is better? I found that there are not many components of mini-ui on mobile, and I am not very good at writing CSS myself, especially in grid systems. Then similar questions have been raised befo...
app.component.ts import { Component } from @angular core ; import { AppService } from . service app.service ; @Component({ selector: app-root , templateUrl: . app.component.html , styleUrls: [ . app.component.css ] }) export clas...
A sudden problem with vue-cli scaffolding today after npm run dev, there was a problem, and the final result was also successful, but the page could not be opened at all excuse me, what is the reason for this? has anyone encountered it ...
if ( target === copy ) { continue; } What does this sentence prevent? It doesn t seem to work. Can you give me an example of ? var x = {} var y = {} x.i = y y.i = x var c = $.extend(true,x) console.log(c); this will directly report an error ...
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Picture description I want to know why the item, can t be passed, that is, the item that the parent component gets in the loop, why can t it be passed to the child component? ...
the model is designed as follows const RegistrationSheet = mongoose.model( RegistrationSheet , new Schema({ doctorId: String, today: { time: String, date: { morning: [ { number:Number, patient: ...
encountered some problems when encapsulating Echarts with Angular4, the train of thought is not clear enough, have you tried it, or corresponding examples? ...
1. Package.json ...
Front-end axios this.$axios({ method: post , url: api login , data : { json name : this.name, password: this.password } koa const Koa =...
use the post method of axios to submit data, and all the data received by the backend are transcoded by ASCII , resulting in data verification failure. frontend request: : : networkjsonjsonJSON.stringify ...
now node.js is working on a project that wants to implement a function. The specific operation is to fs.write a file at a time, and then read the file later. The question now is how to add 1 to the name of this file every time you write it. Then each rea...
error occurred while initializing react project: it was said before that the change of Taobao image would be fine. After the change, the error, still appears. Before the change: An unexpected error occurred: http: xxxx react:ETIMEDOUT do you...
is it all about master? ...
the virtual machine has opened port 8080 3306 6379 3306637980808080tomcat8080 ...
figure 1, the data location getPrice, to be submitted is written as the code in figure 3. As a result, the path to post can not be found in error 404. I don t know why, because the video belongs to the old version of vue, and the detailed description h...
I happen to see that react has a very strange way of defining component state, which is like this . class Hello extends React.Component { constructor() { this.state = { name: lan } } stat...
functional requirements: there is a search box on the home page and a search box on the list page. Enter the search content on the home page and jump to the search page to perform the search . nuxt implementation: save the searchKeyWords field into v...