I have a use-case where a page have to call the same fetch function on first render and on button click. The code is similar to the below (ref: https://stackblitz.com/edit/stackoverflow-question-bink-62951987?file=index.tsx): The problem for me is the fetch function always triggers on any input changed becaus…
Tag: reactjs
How can I get the onDownloadProgress percentage with axios get method?
Here is my code : And this is the console.log : I get infinity while trying to get the get method progress event . How can I get the exact percentage for the axios get method ? Answer I solved the issue by using another api for get request . Simply the jsonplaceholder api doesn’t have progress value for…
How to test if React component is returning null or its children using React Testing Library?
I have a React component that returns its children to be rendered by React if the prop isTrue is truth-y. If its prop isTrue is false-y, then the component returns null, and React doesn’t render anything. I need to test it as a component, mount it, pass the prop, and test if it’s children is getti…
React Link component spans the entire width of the div
I have a react Link component that contains a custom Button component that I made. The Link component’s width automatically set to fit it’s parent div making areas clickable that shouldn’t be. I messed with the code and had the idea to put the Link into a Span resulting in this code. This wo…
Why does my state variable in ReactJS not render and why is it undefined?
Beginner to React and JavaScript, so forgive me if this is a simple fix. I’m fetching data from a server and intend on parsing the response and storing elements of the response in an array which is a state variable, as I want to use variations in the state to update the page accordingly. The issue I am …
CoreUI Icon doesn’t appear in my react js app
i just started learning react js and using coreui free templates. But i don’t know why the coreui icons not showing. Please correct me if my code is wrong. This is my step to build first my react js app. I’ve already install all node module like @coreui/coreui, @coreui/icons-react, and sass-loader…
is there any way to copy the rendered HTML of a div?
I am working on a signature generator for emails and I want to copy the final signature with the press of a button instead of manually selecting the signature and copying it to the clipboard. This means I need the image, text and styling for them. I have tried a couple of variants, including the w3schools one…
Truncate value of Material UI Autocomplete (replicate Material UI Multiple Select’s truncated renderValue)
As some background With Material UI Multiple Select, you can truncate the value shown after selection, rather than going to another line (by setting the renderValue to .join the selected options, which gives the functionality of “option A, option B, …”). The important piece here is that it a…
OnClick Function does not work on Chrome?
I am trying to use onClick function on react.js HTML select option and it works perfectly on Firefox but not on Chrome. How can I make it work in Chrome? Here is my code so far: Answer Try to use onChange instead of onClick for select element. Just add value to your custom option and check for it in the
How to align Material-UI Menu items?
I use the menu and menu item of material-ui to build a select dropdown menu, but I found one thing strange: the dropdown menu always expand to the left side of the box, as the image shown below: I’ve tried to use the alignItems property inside my <MenuItem> but it didn’t work. My code is sho…