I’m creating a helper method in my code which I can use for authorizing users, I am creating a function called "usePermissions" following the react way but on the back-end. The usePermissions() will return true or false based on some x, y and z. But this method depends on the request object, so in order… Read More importing the request in expressjs
I’m trying to make a web application using express and I’m trying to make a form to create a new product. In there I have multiple select to select the categories for the product. Here is my code for the multi-select: <div class="form-group row mb-3"> <label for="categories" class="col-form-label sol-sm-2">Categories:</label> <div class="col-sm-10"> <select multiple name="product[categories[]]" id="categories"… Read More HTML Multiple select not returning array
Specifically, I would like to make a GET request to a nodejs server, then get the number of monitors and their resolutions for the server. E.g. app.get(‘/screens’, (req, res) => { //return the screen info for the computer running this express server }) >Solution : With systeminformation package. … const si = require(‘systeminformation’) app.get(‘/screens’, async(req,… Read More Is there a way to detect screen size in node.js?
im just in the first days of learning REST API’s with express. Why does this code console.logs user correctly { name: ‘Test’, id: 1 }, but when im sending response, i got [Object object] displayed on the screen. I also cannot access user properties, but if I JSON.stringify(user)), it has all the properties set. Im… Read More res.send() displays [object object], can't access properties
//server.js app.post(‘/trip’, function(req,res){ var params = "something"; getResult(params).then((db)=>{ // I want to access variable named "db" in App.js(React), but I don’t know how to do. res.send(db); res.end(); }); }); I want to access variable named "db" in App.js(React), but I don’t know how to do. If I use axios like //App.js axios.get(‘http://localhost:3000/trip’).then((response)=>{ console.log(response.data); }) but… Read More How to get data from app.post in react.js?
i am new, getting router error while exporting in express ,how to fix this and also in mongo model Expecting successful exporting in both router as well as mongo model >Solution : you have to export it like, in every router module.exports =router and for any MongoDB model, you created, use the same–> module.exports=User (or… Read More getting router error while exporting in express m
I’m using expressjs and remote SQL DB. When I try to insert data, I keep getting an error that says: you have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use. code: ‘ER_PARSE_ERROR’, errno: 1064, sqlState: ‘42000’, const sqlInsert = ‘INSERT INTO… Read More Why is this SQL syntax wrong?
Im encountering this error on replit while setting up my express server, im still starting to learn express so i still dont know some of it means /home/runner/log-in-API/node_modules/express/lib/router/index.js:513 this.stack.push(layer); ^ TypeError: Cannot read properties of undefined (reading ‘push’) at Function.route (/home/runner/log-in-API/node_modules/express/lib/router/index.js:513:14) at file:///home/runner/log-in-API/api/reviews.route.js:4:8 at ModuleJob.run (node:internal/modules/esm/module_job:198:25) at async Promise.all (index 0) at async ESMLoader.import (node:internal/modules/esm/loader:385:24)… Read More repost: Setting up express.js Server
We need to direct from a Log Handler, this handler is being called from a route and I tried to use many ways, this is the latest that makes more sense but still it seems to not work. I would like no matter what, this direct always happens if it’s called. router.get(‘/AccessDenied’, utils.CheckAuthenticated, function(req,res) {… Read More NodeJS redirect from handler
My script prints text to the console every second and stops after 4 seconds. I need to make sure that the interval and stop values can be specified when the file is run. The file should be run with this command: node index.js -i 1000 -t 4000. How can i do this? app.get(“/”, (req, res)… Read More how to run a script with custom values?