Tag: reactjs

React functional component props sort alphabetically. (At the definition side)

I know an eslint rule, to sort the component props at the usage side. Like <Cmp alpha={true} beta={true} /> (rule) But is there a rule, what sorts the props from the definition side? Like: const Cmp = ({ beta, alpha = false }) => null; should be const Cmp = ({ alpha = false, beta }) => null; Answe…

How to put div over image with HTML and CSS?

css html javascript reactjs

I’m still a beginner in programming and I’m doing a project to improve knowledge. I need to insert a div with text on top of an image, I’m trying to recreate the example of the image below: Half of the div is an image and the other half is text. Can you tell me how I can do that? Here’…

redux state gets -improperly- updated before reducers is called (w/ ReactDnD)

javascript react-dnd react-redux reactjs redux

Edit: the bug was is a separated helper function that was mutating the state (not displayed in the post). I’m experimenting with ReactDnD to create a sortable image grid via drag and drop. I’ve been …

React-Leaflet Map doesn’t update

javascript leaflet openstreetmap react-leaflet reactjs

My issue is that react-leaflet <MapContainer> doesn’t center on a position that I set dynamically. The basic logic is that I have a form where I enter Street and House Number, then I make call for Nominatim and get some JSON format data, from where I extract latitude and longitude of a building. T…

Search nested array of objects and return whole path of all matching items

data-structures javascript nested reactjs recursion

I would like to search a deeply nested array of objects and return the path of all matched objects. I have partial solution of the problem but the code returns path of only first matched object. Please have a look at the input, expected output and the code itself. I have commented the desired logic in the exp…

Picture is not visible

javascript reactjs

The picture is not visible on my HTML page. Image Path values are true. I didn’t get an error in the code part, but what is the problem? Answer You have to import your logo file first. Then you need to call the image using the img tag.

Unable to resolve dependency tree Reactjs

javascript npm package reactjs tinder

I am trying to install react-tinder-card in my current project.So i am tring to install the react-tinder-card but after i use the command npm install –save react-tinder-card All i can see in my console is: When i opened the debug.log file, i found this: I don’t understand what that means. Please h…

React show toggle showing all children

javascript reactjs

Im using react.js and im trying to have a <ul> with each <li> having a child <ul>. When an icon in the <li> is clicked Im trying to show its child <ul>. The current way I have it its showing ALL the <li>’s children instead of just its own corresponding child. I know t…

Typescript type error property does not exist

javascript next.js reactjs typescript

I have this component in my Typescript Next project This is what contact.styl looks like it is a CSS file using the Stylus CSS PreProcessor so there is no typo in the spelling of style. I recently fixed an error using a module declaration in my `next-env.d.ts’ file But I keep getting this error? Can any…

Clear React child input value from parent using functional components

javascript reactjs

I would like to clear child functional component from parent after setting redux state Here’s my code On child component Actually when I press enter text stays , I would like to delete it. I tried keyPressed.target.value = ” in parent component but it’s not working Answer You need to introdu…