I am fairly experienced with PHP and WordPress theming, but now struggling with the new Gutenberg editor. I have created a custom block plugin, which involves a lot of JS (React). To the latter I am a bit new. The block is creating a simple wrapper div with a html lang attribute assigned to it based on the in…
Tag: reactjs
How to Set port in next.js
one application is running on port 3000 and I want to run another application on a different port of the default port. How I change this in React Next.js. My package.js script is and start script command is npm run dev Answer This work for me
Button Navigation in Material UI Drawer
I am using a basic implementation of Material UI drawer. I modified the code on their website. They have used buttons. Now when I click at a button for example ‘INBOX’, I want to go to a new page. The new page is at ‘/new’. I used Route from react router to create this. Now, how can I …
What exactly is used for in React Router?
I am new to React learning , and was trying to build an app using react-router-dom. I was able to implement basic routing when I came across the term ‘switch’. Can anyone please explain me with a use-case example where we use switch and what is its use? Answer Since you are new am going to take a …
What’s the best way to avoid react-hooks/exhaustive-deps?
I currently use the useEffect hook to run some function or update a variable as an effect of another value/variable being changed example: I am using the above code to update a variable after another variable has changed, however i keep getting the warning that React Hook useEffect has a missing dependency &#…
How to update “prevState” in react.js? [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 3 years ago. Improve this question I have got a list of array of objects. I want to update the state. When I click on the 1st i…
React: How to mock Auth0 for testing with Jest
I’m using React(react-create-app and TypeScript). Login is made with Auth0. I want to write tests with Jest, and I found this ressource which is basically the only thing around that speaks about Mocking the Auth0 object. So my code looks like this: But I end stuck with this error: Property ‘mockRe…
TypeScript React.FC confusion
I am learning TypeScript and some bits are confusing to me. One bit is below: For both functional components above, I see TypeScript generates the same JS code. The PrintName2 component seems more streamlined to me as far as readability. I wonder what’s the difference between the two definitions and if …
Why I can’t install React and uninstall create-react-app in my system?
I have tried so many ways. But I can’t find any solution. The problem is I can’t install ReactJS in my system. Here is the message I get when complete my installation process. A template was not provided. This is likely because you’re using an outdated version of create-react-app. Please not…
Get tests running time with Jest
Is there any way to know how long my tests take without doing it programmatically with Jest? To be clear, I know that if I add a variable to get the current time before each test and then log this when my test completes I’ll get this information, but I want this automatically, maybe with some Jest confi…