February 2021 – React Questions

props are passed but are undefined when they are mapped

When I map the array directly, I don’t face any error but if I pass the same array through props,

I have an input form that selects data to be rendered inside my tables. The data only appears after a

I’m having some difficulty running full test coverage from a script in the package.json of my create-react-app. Link to repo

I have a Django app that’s using corsheaders package and its in settings.py like this: INSTALLED_APPS = [ …, corsheaders,

When I enter a search term (name, email, username) I want the page to filter out one card from all

When I use class component, I have code: setTimeout(() => console.log(this.state.count), 5000); When I use hook: const [count, setCount] =

I’m trying to get a list of available Bluetooth devices using this example. (I don’t use emulators, I’ve connected the

I am using Expo Camera to take some user pictures for a profile form. What is happening is when I

I have routs with children and on the first load, everything working fine but once I’m staring through the site,

I have a search component that is global to my application, and displays search results right at the top. Once