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Javascript 2021-09-24 17:58:02
Updating an object with setState in React
this.setState(prevState => { let jasper = Object.assign({}, prevState.jasper); // creating copy of state variable jasper jasper.name = 'someothername'; // update the name property, assign a new value return {... Add solution -
Html 2021-09-23 17:11:02
react select, option
import React from 'react'; import Select from 'react-select'; const options = [ { value: 'chocolate', label: 'Chocolate' }, { value: 'strawberry', label: 'Strawberry' }, { value: 'vanilla', label: 'Vanilla' }, ]; class App extends React.Component ... Add solution -
Javascript 2021-09-23 08:20:05
get all database react native
var recentPostsRef = firebase.database().ref('/store'); recentPostsRef.once('value').then(snapshot => { // snapshot.val() is the dictionary with all your keys/values from the '/store' path this.setState({ stores: snapshot.val() }) }) Add solution -
Javascript 2021-09-22 18:49:04
disable a button react
// Input field listens to change, updates React's state and re-renders the component. <input onChange={e => this.setState({ value: e.target.value })} value={this.state.value} /> // Button is disabled when input state is empty. <button disable... Add solution -
C# 2021-09-22 08:02:04
upload chunked file in ftp using c#
System.IO.FileInfo _FileInfo = new System.IO.FileInfo(_FileName); // Create FtpWebRequest object from the Uri provided System.Net.FtpWebRequest _FtpWebRequest = (System.Net.FtpWebRequest)System.Net.FtpWebRequest.Create(new Uri(_UploadPath)); ... Add solution
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