I need to learn Next.js for an interview, so I started to follow the tutorial published in Next.js official web page. It was all ok, until I arrived at this section about the implementation of getStaticProps. I wrote this code as the tutorial says: So I changed index.js to look like this: However, when I run …
Do not execute JS if hovering over specific element
I have a custom cursor implemented and I do not want this cursor to be visible when hovering over the .header element. To achieve this, I’ve tried: However, that doesn’t work. Working demo below with my attempt commented out: Answer I would only attach the mouse move listener to sections. I have a…
How to preview component with react portal using storybook.js
I implemented a Popper component using popper.js, and I used React’s Portal to render popper element. And now I want to preview my popper component, but It fails to create portal on storybook.js Here’s my approach. .storybook/preview.js Portal.tsx Capture of Error Message Is there any way to show …
Want hide all row select option but not multiple row select options from MUIDatatables.Is it possible?
I want to hide the checkbox from header row. From which all the rows can be selected. I just want to select multiple option by clicking each. So I want to hide all row select option. Answer I believe that selectableRowsHeader option is what you are looking for. https://codesandbox.io/s/muidatatables-hide-sele…
Why does React Linter complain about a const variable not being added to the dependency array?
If we have a function that fetches user data as such: And then we have a useEffect with an empty array so it runs once after the component has rendered: Then eslint/tslint throws this warning: React Hook useEffect has a missing dependency: ‘fetchUserData’. Either include it or remove the dependenc…
how to activated new function after button clicked for three times
i want to add new function after i clicked the button 3 times and erase/remove the former function html file: javascript: // i want this btn1 have function to clear function toRed and add toBlue instead after clicked 3 times Answer remove the event listener and add a new one when it was clicked three times:
Define custom parameters inside javascript compare functions in JavaScript?
I have an array of objects that needs sorting by last name, however the object only has firstname and fullname parameters, so for last name I have to use fullname.replace((firstname + ” “), “”). Example array below. While I can use the “replace” every time inside a sort com…
WebGL: INVALID_OPERATION: uniformMatrix4fv / [WebGL-00000A18072FEA00] GL_INVALID_OPERATION
I am currently developing an application that displays 360° images and I use the BabylonJS library for that. I have a navbar that allows me to navigate between the different 360 locations. But as soon as I change the 360 image via the navbar, I get these errors repeat in my console. Error: [.WebGL-00000A180…
React native flatlist return only one item from firestore
I’m new with react native. I’m using a flatlist to render data from firebase (v9). Everything works well, there isn’t any error but, the list show only one item. After searching on differents topic, I think the problem is from the keyExtractor. But i don’t know how to solve it. The Key…
Batch write with Firebase Cloud Functions
I’m using Firebase as backend to my iOS app and can’t figure out how to construct a batch write through their Cloud Functions. I have two collections in my Firestore, drinks and customers. Each new drink and each new customer is assigned a userId property that corresponds to the uid of the current…