ask: v-for n child components in the parent component, and there is a value in the child component. Pass the value value $emit to the parent component. Why can the parent component only receive the value of the first child component, and why can t the...

for example, a blog, an administrator manages blog articles, adds or deletes article modules, and there are no documents or videos related to tutorials, kneel and beg! the existing knowledge base: vue (skillfully uses vue scaffolding to build foreground...

question: Vuejs frontend uploads pictures via nodejs = " nodejs returns a path of http: localhost:8080 server uploads temp 1.jpg to the frontend = " frontend report 404 cannot get this picture < hr > description: 1.Vuejs port 8080 ; nodejs port...

ask for answers from all kinds of gods ...

npm install-- save-dev will be saved to devDependencies, npm install-- save will be saved to dependencies. I used the vue-video plug-in in the project, only saved it in devDependencies, and the plug-in works fine after packaging. But it is not stored ...

more cea.js and u.js makes mistakes sometimes there is no ...

for example, the scenario is as follows: in a desktop application built with electron-vue, because you need to do multiple languages, you want to get the language used by the user s operating system when you start the application, and set it as the pre...

how can RT, help render the data obtained from the database in the form of a web page? The front end I use is Vue.js, and the back end is node.js. Now I can input the search information in the front end, then post to the back end, and the back end post t...

what is this problem and how to solve it? ...

ask for help. I use the front end written by vue, and the back end written by nodejs now wants to submit the file from the front end by clicking click and passing it to the back end for analysis. The problem now is that the folder set by my back end to ...

RT. The front end is vue.js, and the back end is node.js. Every time I enter a large amount of text from textarea, there will always be a newline character (rn) with data input into the database, and every time the data is taken out from the database, it...

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...

1: { name: A , age: 10 } 2: [{ id:1, name: A , 1name book: xxx }, { id:2, name: A , book: xxx }] name A book are all stored in Table 2. How to deal with a table structure like this? ...

RT. I read the data from the database, the original storage is json, but after reading from the database, there will be the database column name and timestamp, do not know how to delete. The data you want to get are as follows: { "person": ...

var data = { this.tableData,ths.observerValue } const { tableData,observerValue } = this var data = { tableData,observerValue } ok is there any other way besides structure? ...

after the vue project node, npm is updated, the original project deletes the old dependencies, reinstalls npm install, to show a picture, and then stops. How to solve ...

can be build on windows, but not on linux. reports all format errors, such as missing spaces ....

error report: Access to Image at https: img.codeshelper.com upload img 2021 03 13 uef0t21ij4j7750 "http: xxx.yyyyyyyy.com app package 2ec8bab90c794f208b6c2137a50dd9db.png " rel= " nofollow noreferrer "> http: xxx.yyyyyyyy.com app p. from origin...

has made a template, which is currently placed on github . Now all you need to initialize the project is vue init github username repository name xxx . what should I do if I want to move the warehouse to another site such as gitee.com ? ...

as shown in the figure, this project can be run in the window system, but not in mac. It always reports errors and asks for boss analysis . ...