I am trying to implement barcode scanner viewFinder and I want to use svg icon to make it look nice, but I have a problem with forcing the path element inside the svg to take up the full svg width and height. I am using react native and to generate icon i use SVGR https://react-svgr.com/playground/?native=tru…
Tag: reactjs
Why doesn’t the state gets updated in my sign in in and sign out functions?
Currently I have a simple React Native app which works with signing in and signing out. The only problem is that in order for the sign in to complete or for the signing out to complete (ie, take me to the other screen) I must refresh the application. I was wondering if there is something wrong in my code whic…
I defined component and used it App.js but getting undefined error
When I try to access the relevant component under app.js, I get the error “WARNING in [eslint] rcApp.js Line 2:8: ‘personAdd’ is defined but never used no-unused-vars”. When I run the project, I see tags in the form of in html, but the component does not appear on the screen. I have in…
How to prevent mui datatables render when set states in onRowSelectionChange
I’m currently working on React js project with “mui-datatables”: “^4.2.2”. I have a list of data divided on pages with the possibility of selecting an item through a checkbox : My problem : when I select an item in the second page, the component rerender and automatically back to…
Refresh same page with different parameters using React Navigation
I am using React Navigation to navigate between pages. I have a Profile page that contains user info card and that user’s posts. I use Post component inside this Profile component as shown below. And I have a link button to navigate users profile inside the Post component. I also use this Post component…
Multiple useState in if statement
I’m trying to make a small tennis match simulator. And so far everytime a player reach actualScore: 4 I would like to update my player useState and add +1 to their setWon, however it never update it and I don’t get why. The block of code: All the code: Answer useState is an asynchronus operation. …
Github Pages shows blank page after deployment react app
I’m tryin’ to learn reactjs and made a simple weather create-react-app project (https://github.com/zxcminusminus/react-weather/tree/master) which I’d like to deploy to Github pages using gh-pages. So my app worked perfectly on localhost but when I tryed to deploy it on gh pages I got blank p…
Same array inside of useEffect and getCoordinates is different when console.log
Using GoogleMap API to display custom locations I have an array of json object called data imported; it has a property called address. Google map api looks up coordinates of the address property and should generates custom Markers from an array called locations. But the value of locations inside fetchLocation…
What is the best way to call an api more than once at the start of a project and save them inside a component in React js
This code works fine however it doesn’t add the quotes to the quotes component also i’m trying to find a better way for future projects Answer Regarding my comments here’s how I might approach the problem. You’ll need to fetch a quote, and check that it’s not already in the quote…
Sending Emails at Specific Time/Date with NodeJS from values in React App
My current ReactJS application enables users to be able to submit time, date and text values, which is posted to a NodeJS backend. Here is my current NodeJS code: I want to be be able to schedule the emails to be sent at the given values of time and date from the front-end ReactJS. I have tried to use node-sc…