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Tag: javascript

How to extend regex to accept @ in image urls

I have a regex for validating image urls, however some of the images are using @ for example: https://test.com/image-name@2x.jpeg. How can I extend this regex to accept also the @ character inside of the image link? Current regex look like this Answer If it can only be part of the image name, you can add a fo…

How to pass custom prop to a prop?

I am fairly new to react and this is a problem I am trying to solve. There is a parent component parent which passes props to the child. One of these props, include an element to be rendered like this: In the child, I want to take this component and pass a prop to it, which is defined in the

React Hooks: handle multiple inputs

on react docs forms section there is the following example using class components: Considering Hooks can only be called either in a React function component or a custom React Hook function is there a way of doing it using hooks instead? Answer example you can pass in initial values like this: EDIT: A nice sho…

React app not Building shows code ELIFECYCLE

This error is shown whenever i try to build the project. Can someone please help me with this npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! covid-19-world@0.1.0 build: react-scripts build npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the covid-19-world@0.1.0 build script. npm ERR! This is probably n…

WebHID API: reconnect device

Is it possible to “silently”(without calling navigator.hid.requestDevice) reconnect hid device after it was disconnected and connected with USB cable again? navigator.hid.getDevices is not an option, it doesn’t return device after it was disconnected. Answer Assuming that the device has a se…