How can I make a Material UI react Button component act as a Link component from react-router-dom without losing it’s original style? Like changing the route on click. To something like this, but maintaining the original Button style: Answer Okay, this is very easy, I don’t know why it was not wor…
Tag: reactjs
How can I check if user exists in Firebase?
I finally got my authentication to work in terms of creating users and logging in and out. But now, I want to implement something that checks if the user already exists in Firebase. I’ve looked it up but can’t seem to find a concrete answer. For example, if my email address is: abc12@gmail.com and…
Show fetch results in render return() in React.js
My question is about how to show array results in render return(). I made a fetch to the API and now I get results that get stored in a array. I need to show this results but I tried with a for{} inside the return and it doesn’t work, and I also tried with .map and the map is undefined.
React –> Warning: validateDOMNesting(…): cannot appear as a descendant of
I’m getting this warning in browser console: on line: It’s a react project. Also I’m using webpack. How to solve this problem? Answer The warning tells you what exactly you need to do. You cannot nest <p> tags and hence use div for the outer tag like
How do I use firebase storage from a client side React app?
I’m trying to write a file into cloud storage from within my React app. I created a new React app using the create-react-app tool. I believe I have followed the correct instructions to get a storage reference, with code like this: this.storage = firebase.storage();. But, no matter how I configure fireba…
React js fetch API
I am learning React.js and trying to fetch API like this and this is the error I get http://prntscr.com/k36ggq I am pretty new in this, so if anyone can help me with this that would be great. Thanks Answer Try by setting the header as follows. https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS You just re…
How to detect page scroll to top in React.js?
I have a UI problem to solve in React. When the user start scroll, will add a background class to the header. When scrolling to the top of the page, header background disappear. I have figure out how to add the background while scrolling and modify the state, but how to detect whenever user scroll to the top …
React onClick function in map function
I try to trigger an onClick event in a map function, and I get this error : TypeError: Cannot read property ‘handleClick’ of undefined How do we trigger an onClick event in a map function ? Here is my code : Answer Use an arrow function as the function given to map instead and this will be what yo…
React – Shorten string based on width
I have a container with the width: 500px. In this container there are 2 strings, “iiiiiiiiiiiiiii” and “MMMMMMMMMMMMMMM”. You can clearly see that the “M” string is a lot wider than the “i” string, but both fit in the 500px screen. If i make the container smalle…
How to change MUI Radio button checked color?
The color prop can only take three values (default, primary, secondary) but what if I want my radio to be green for example ? So I tried overriding with classes prop like so : And then inside the component : But this is not working. Answer Found a solution : And inside the component: You must add the root key…