Using a short circuit evaluation in a functional component (with hooks): Is there a way to render multiple elements right after an inline if condition? Code above doesn’t work, react throws an error. options array is filled after a promise resolved from useEffect(). That’s why i’ve added this check, to display elements only when a promise resolved. UPDATED CODE for
Tag: reactjs
How to change text color in React?
I have tried everything possible(inline, another CSS file you name it) but nothing seems to work. I am trying to make a Navbar using React bootstrap. This one: https://react-bootstrap.github.io/components/navbar/ Here’s my code: I want to change it’s color from default to white. Answer Instead of <Nav.Link href=”#link”>Link</Nav.Link> write <Nav.Link href=”#link”><h4 className=”linkText”>Link</h4></Nav.Link> Followed by CSS .linkText{ color: white ; }
postman: You need to enable JavaScript to run this app
I’ve got a new API from the backend team in a new project, when I call the api it returns “you need to enable java…”, whereas I had used Postman for another project before… is it related to api, server or something else? Answer I spent some times pondering on this trepidation.. and then suddenly i realized what was going
How is Outlook Online downloading attachments?
I’m trying to understand how the “Download All” button works in Office365 Outlook Online when downloading multiple attachments from an email. The button is a “button” type. It does not appear to be part of a form. It has some “click” event listeners (apparently using React), but I’m not able to understand if those are somehow resulting in the download
My program is ‘skipping’ a fetch request, React.js
Its really weird. The first fetch I do works appropriately, but when doing the second fetch in my handleSubmit() method it sort of ‘skips’ it. It goes on, never enters the .then statements, doesn’t print an error. Ive tried with other APIs, but honestly it should work fine since the first take is almost identical and it worked. Ive tried
How can I store and update multiple values in React useState?
I’ve a series of user data elements which I’m collecting inside a React component using hooks. Each of these are updated as follows. Is there a more succint way to do this using an object as the variable? Answer You should add name attributes to input tags. Each name must refer to key in AllValues object.
`useState`, only update component when values in object change
Problem useState always triggers an update even when the data’s values haven’t changed. Here’s a working demo of the problem: demo Background I’m using the useState hook to update an object and I’m trying to get it to only update when the values in that object change. Because React uses the Object.is comparison algorithm to determine when it should update;
What is {‘ ‘} in react-native?
I was working on a collaborative project and there is a lot of {‘ ‘} used. Examples – constant. is text as a constant. Answer You can use {‘ ‘} syntax to insert intentional whitespace (or tabs, newlines, etc).
How to find declaration for my typescript/react module?
I am very (very) new in frontend technologies, specially react and typescript. My issue come when trying to do a simple thing that is to use a react component https://github.com/ckeditor/ckeditor5 So I went to the examples and found this: https://github.com/ckeditor/ckeditor5-react-example/blob/master/package.json I am trying to include the ckeditor with the ClassicEditor module So I added this on my package.json and checking
How is ESLint integrated into Create React App?
When I run npx create-react-app …, a bare-bone React project is being created for me. When I then peek into package.json, there seems to be some evidence of ESLint to be present, as there is this: However, whenever I install ESLint as a dev dependency and configure it — as I usually do –, VS Code seems to pick it