How do I transfer the follwing code from CLASS to FUNCTIONAL component? This Backhandler part looks like it belongs to React Native so I would have thought that this could be converted to Functional code instead of being within a Class. If there’s some other ways that you know of to achieve the same thing handling the back button, please
Tag: reactjs
Image is not uploading in React. instead alt tag is showing
In my project i have make a main.jsx in which i provide image link and description in array of 3 item. then i take those to another component name Photo through Photowall.jsx . But image is showing of alt. not the imgaeLink my main.jsx – I have tried through url and through statis too but it doesnot work. Photowall.jsx and
Cannot read properties of undefined (reading ‘map’) after adding combineReducers
I combined two reducers functions one returning a list of movies and one that I am building to handle the logic enabling users to add a movie to a ‘favorites list’. If I do not combine these two reducers and just have movieReducer I get all the movies I have, however, the moment I combined these two I get the
Order an array of objects based in other array values
Lets say I have an array of products: and I have another, smaller array where I store the order of the products on my page: And I want my Products array in such a way they are ordered like the orderItems array defines, like so: and I want the products who do not have a corresponding orderItem to be at
Instagram embed: React’s JSX doesn’t support namespace tags
I was trying to embed an Instagram post on my React website but I encountered the error “Namespace tags are not supported by default. React’s JSX doesn’t support namespace tags. You can set throwIfNamespace: false to bypass this warning.” Where am I supposed to set throwIfNamespace: false. My first guess is node_modules/react-scripts/webpack.config.js. Where in webpack.config am I supposed to put
How to allow a user to query all rows or just selected ones?
I’ve been looking for this but i have no idea about the name of this. I am creating a data model on MySql and i have a table called users and i want to restrict the queries from each user, for example, allow to read all the rows from the clients table or only allow them to query some selected
SetState inside useEffect is causing side effects on select input functionality
Each select menu comes with a help text inside a box. Similar to a tooltip. User can close them when clicking ‘close button’ or clicking outside. My solution works and they are being closed each time you click outside them. The problem is that setState inside the useEffect has a side effect on the select menus. The issue is when
Proper way to perform an API call inside div?
So I am currently trying to display data in a table. This data is from 2 separate tables in the database with foreign keys. I get my list using this call: So I can get the list of Stores and can display them in the table with no issue using this code: Now I want to run this API inside
Error: Max update depth exceeded. This can happen when a component repeatedly calls setState inside componentWillUpdate or componentDidUpdate
I want to do in class component what I did in function component, but it gives an error. How can I fix? function component: class component: Error: Maximum update depth exceeded. This can happen when a component repeatedly calls setState inside componentWillUpdate or componentDidUpdate. React limits the number of nested updates to prevent infinite loops. Answer You need to make
I want to paginate data. It is working fine but when I search for specific data it always shows in the first page
What I want is to paginate my data but the problem is when I’m searching for specific data if I’m on page 3 the result shows on page 1 always and I can’t see anything because I was on page no 3. I want to go to page 1 automatically when I’m searching for something. Also when I press the