problem description the project is initialized with create-nuxt-app, and after the development is completed using koa2 , you are ready to try it on the local deployment first, so you encounter a strange problem. the project completes the npm build ge...
This dependency was not found: friendly-errors 23:33:14 D:Vue studymeituannuxt-koa.nuxtclient.js in multi webpack-hot-middleware clie...
I have seen two structures. The first is that there is a static folder in the back-end project, which contains the packaged front-end code, and the other is that a server folder is added to the front-end folder, which is the back-end code. I am doing the...
the configuration of koa-session middleware is uniform, so what should I do when I set two session with different expiration times? ...
while learning to test api with jest, I encountered this function: const checkHasLogin = async (ctx, next) => { if (ctx.session.userName) { ctx.body = { success: true, msg: ctx.session.userName } } else { ctx.body = { ...
excuse me, is there a big god who is proficient in using node to do the middle platform? is it using koa? how does it feel and how does the effect compare with before? if I want to learn, do you have any documents that you can recommend? Or a case! ...
define association: Theme.belongsToMany(Product,{through:theme_product,foreignKey: theme_id }) Product.belongsToMany(Theme,{through:theme_product,foreignKey: product_id }) theme_product is the intermediate table error message: throw new ...
Project: the initial project of vue-cli3, including vue-router < H2 > error < H2 > when doing ssr rendering, routing lazy loading is used in router.js, and then the code of the two entrances is packaged with webpack, but there is an error accessing ...
problem description: there are three tables Table relationship description: the 1.category table holds the directory id and the name. The 2.category_product table stores the id,product_id of the category table corresponding to category_id and...
you can pass the test by using the interface testing tools provided by Wechat s public platform. using koa2 to upload material is error 41005. the code is as follows: let form = { media: fs.createReadStream(path) } return new Promise...
question: is it not recommended to use multi-table queries for mongodb non-relational databases? ...
question: at present, what images are stored in mongodb is only a relative drive, so how to provide a complete image path to the server when returning to the front end? in the database: products img1.png actual returned data: http: xxx.xxx.xxx.xx...
topic description after the connection pool connection is successful, the connection timed out when performing the database operation. How to configure to return an error directly instead of trying to reconnect all the time related codes const to =...
the model, created by sequelize-cli modifies the foreign key associate hasMany and other relationships, how to Synchronize this foreign key relationship to the database? ...
koa connects to mongodb database time error Unexpected token import, has been introduced into babel server.js const db = require( . mongodb db ); const Koa = require( koa ); const webpack = require( webpack ); const merge = require( webpack-m...
problem description Mini Program s backend is written in Koa, and the registerTraining () function in trainingController is called in the training.js for routing. The whole process is to determine the user location information in the request paramete...
problem description needs the output result to be 1 blocking execution before output 3, waiting for 2 related codes Please paste the code text below (do not replace the code with pictures) const Koa = require("koa"); const app = ne...
recently I am learning the development of Wechat public platform. The sentence koa2.0,ctx.body = "success " is correctly returned to Wechat at the comment, and the callback function can be executed but cannot be received by Wechat. let fn_getInfo = as...
this.http.get (this.AppConfig.url + url, {) params:params, headers: new HttpHeaders({ token :this.token}) }).subscribe(res => { networkheader:new nodejs koa2 app.use(cors()); ...
Abstract a Mongodb instance module in koa2. mongoUtil.js const MongoClient = require( mongodb ).MongoClient; async function getMongoDB() { try { const client = await new MongoClient( mongodb: localhost:27017 test ).connect(); db = cl...
A solution that conforms to the meaning of the question function unique(arr) { const res = new Map(); return arr.filter((a) => !res.has(a) && res.set(a, 1)) } because map key is unique, you can change the an in res.has (a) to whate...
I want to write a nested function to send email with nodejs. Discovered the nodemailer artifact. Many service, such as gmail,126, are supported. But would like to ask, if it is not in the support list of the email address can be used. Such as school inte...
it s not easy to make better use of the components, resulting in a lot of problems! <!-- --> <el-button icon="el-icon-plus" circle :size="iconSize" ...
I can introduce it normally in img, but I can t find out how to solve this module in this typescript. ...
Dva build the first type: ... import styles from . index.css ; function Index(){ return( <div className={style.index}><div> ) } export default Index; second type: ... import . index.css ; function Index(){ return( &...