react tag

24 questions


1 answers
88 views
0
React.render(); error occurs when using React.

After installing 'npm install -g create-react-app' with npm, the project folder was created with 'create-react-app./example'.We used 'npm start' to run it in developer mode inside the project that was...

2 years ago

1 answers
97 views
0
How is event processing implemented in React?

If you create a __Handle method to handle an event in React Component, you can pass the event to the parameterI understand that you take the value of the parameter and process it.handleEvent = (e) =&g...

2 years ago

1 answers
79 views
0
(Beginner) I have a question regarding react.

Good afternoon I'm a new developer who studied Java.I got interested in reaction, so I'm watching it little by little, and I have a questionWe created a function that handles buttons and events as sho...

2 years ago

3 answers
115 views
0
In the dom event, a for statement is allowed, but not a for in statement. Why is this happening?

React creates a check box for selecting and releasing all of them, and makes the detailed check box follow the entire check box.It can't be a for in statement, but it can be a for statement. Why is th...

2 years ago

1 answers
112 views
0
Front: React Backend: Longguo questions

We are developing a chatbot using React and Jango.What I want to do now is to send it to the server when the user enters a message at the front deskYou have to make a move and return the appropriate a...

2 years ago

1 answers
119 views
0
I'm asking you a question during the production of the React Native Web View app!

I have a question because there was a problem while producing the webview app.With Android permission in the app.json file “permissions”: [ “ACCESS_COARSE_LOCATION”, “ACCESS_FINE_LOCATION”]I'm giving ...

2 years ago

1 answers
106 views
0
React to Apache Server

Currently, we are turning the storage to the Apache on the ec2I also want to distribute React, can I use that Apache to turn both React and Janggo?If so, what is the method?If not, should I use nginx ...

2 years ago

1 answers
102 views
0
I have a question about React Lifecycle.

import React from 'react';function App() { const [count, setCount] = React.useState(0); const handler = () => setCount(count+1); React.useEffect(() => { console.log (Rendering Complete) }, []); ...

2 years ago

1 answers
91 views
0
Please tell me how to combine the two reaction objects :D

const a = [ {market: KRW-BTC, Korean_name: Bitcoin, English_name: Bitcoin}, {market: KRW-ETH, Korean_name: Etherium, English_name: Etheum}, {market: KRW-NEO, Korean_name: Neo, English_name: NEO}, {mar...

2 years ago

1 answers
101 views
0
react styled-component overlap question

During the quiz project, when you click on a choice, the check icon overlaps the number to distinguish whether it is checked or not. By the way, as the length of the problem gets longer, the check mar...

2 years ago
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