I have been following the react setup instructions on codecademy: When I type in “npm run build” into the terminal I get this error: I can’t seem to figure out how to get it to work. Here is the link to my code on my github: https://github.com/throwkill999/react_demo Answer The error tells y…
Tag: reactjs
How to implement authenticated routes in React Router 4?
I was trying to implement authenticated routes but found that React Router 4 now prevents this from working: The error is: Warning: You should not use <Route component> and <Route children> in the same route; <Route children> will be ignored In that case, what’s the correct way to impl…
Gantt editable chart for ReactJs
I’m looking for an editable Gantt chart component that can be used in ReactJS. The need is to plot a resource Gantt chart where the user can change tasks on the time axis and also between the resources. Preferably open source. Answer This one is really good too https://github.com/guiqui/react-timeline-g…
Accessibility – React Ensure click events have key events
I want to be sure that all my onClick event are next to a onKeyDown event. I will use eslint-plugin-jsx-a11y to ensure this. But in code, It is a way to do this generic. I mean, it will be annoying to do all the time: I would like to have a way to tell an element that in onKeyDown in
Import styles css into a react js app
i have a trouble importing .css stylesheet on a react basic app, I have this components: AvatarHeader.js: AvatarHeader.css: AvatarHeader.js & AvatarHeader.css are in the same folder. package.json: Styles aren’t applied on the component, but it’s works if I rewrite AvatarHeader.js so: I donR…
ESLint with React gives `no-unused-vars` errors
I’ve setup eslint & eslint-plugin-react. When I run ESLint, the linter returns no-unused-vars errors for each React component. I’m assuming it’s not recognizing that I’m using JSX or React syntax. Any ideas? Example: app.js Linter Errors: Here is my .eslintrc.json file: Answer Firs…
How to deploy a React App on Apache web server
I have created a basic React App from https://www.tutorialspoint.com/reactjs/reactjs_jsx.htm here , I want to run this test code on Apache based server, I know that I need to create a distributable build but I am not able to figure out how to do that and couldnt find clear instructions. I have seen this post …
React – Triggering a component method from another component, both belonging in the same render()
I have a custom component Foo, whose ‘bar’ function I want to trigger from the outside: I am rendering Foo along with a button whose purpose is to trigger Foo.bar(): Things I have tried: Moving <Button > inside Foo, then adding onClick of <Button/> in Foo’s constructor — th…
React.js implement menu [highlight active link]
The following React.js code renders a navbar with two links named ‘about’ and ‘project’. On page load the ‘about’ link is active and colored red. When the other link is clicked the state of the navbar is set to ‘project’, ‘about’ link style is set ba…
Typescript: React event types
What is the correct type for React events? Initially I just used any for the sake of simplicity. Now, I am trying to clean things up and avoid use of any completely. So in a simple form like this: What type do I use here as event type? React.SyntheticEvent<EventTarget> does not seem to be working as I g…