Question List Related To The Topic: "Javascript"



Last Updated: 16 September, 2021

How to how to include a toasted property in vue (Javascript Scripting Language)


Answer: 1 let   myToast   =   this . $toasted . show ( Holla !! ); myToast . text ( Changing the text !!! ). goAway ( 1500 ); Source: Code Grepper.... Know More


How to convert array to object javascript (Javascript Scripting Language)


Answer: 1 const convertArrayToObject = ( array , key ) => 2 array . reduce ( 3 ( obj , item ) => ({ 4 ... obj , 5 [ item [ key ]]: item 6 }), 7 {} 8 ); 9 ​ Source: Code Grepper.... Know More


How to adonis select raw (Javascript Scripting Language)


Answer: 1 await Database . select ( 'username as uname' ) Source: Code Grepper.... Know More


How to math.floor js (Javascript Scripting Language)


Answer: 1 console . log ( Math . floor ( 5.95 )); 2 // expected output: 5 3 ​ 4 console . log ( Math . floor ( 5.05 )); 5 // expected output: 5 6 ​ 7 console . log ( Math . floor ( 5 )); 8 // expected output: 5 9 ​ 10 console . log ( Math . floor ( - 5.05 )); 11 // expected output: -6 Source: Code Grepper.... Know More


How to javascript disable resize window (Javascript Scripting Language)


Answer: 1 var size = [ window . width , window . height ]; //public variable 2 ​ 3 $ ( window ). resize ( function (){ 4 window . resizeTo ( size [ 0 ], size [ 1 ]); 5 }); Source: Code Grepper.... Know More


How to js remove property from object (Javascript Scripting Language)


Answer: 1 var person = { first_name : Billy , last_name : Johnson }; 2 delete person . last_name ; //delete last_name property Source: Code Grepper.... Know More


How to how to map objects in react native (Javascript Scripting Language)


Answer: 1 const api = { 'foo' : 'bar' , 'foz' : 'baz' }; 2 ... 3 render () { 4 return ( 5 Object . entries ( api ). map (([ key , value ]) => { 6 return View key = { key } > { value } /View> 7 }); 8 ) 9 } 10 ​ Source: Code Grepper.... Know More


How to tab completion vscode (Javascript Scripting Language)


Answer: 1 emmet.triggerExpansionOnTab : true 2 ​ Source: Code Grepper.... Know More


How to react voice recognition (Javascript Scripting Language)


Answer: 1 import React , { useState , useEffect } from 'react' ; 2 // the button form material-ui is optional 3 // npm install @material-ui/core 4 import Button from '@material-ui/core/Button' ; 5 ​ 6 const SpeechRecognition = 7 window . SpeechRecognition || window . webkitSpeechRecognition 8 const mic = ne.. Know More


How to stream in node js (Javascript Scripting Language)


Answer: 1 A stream is an abstract interface for working with streaming data in Node . js . The stream module provides an API for implementing the stream interface . 2 ​ 3 There are many stream objects provided by Node . js . For instance , a request to an HTTP server and process . stdout are both stream ins.. Know More


How to flag svg javascript (Javascript Scripting Language)


Answer: 1 function flag_of_greenland () { var draw = SVG ( 'flag_of_greenland' ); var width = 300 ; var height = 200 ; draw . size ( width + 2 , height + 2 ); var background = draw . rect ( width + 2 , height + 2 ). attr ({ fill : '#FFF' }). stroke ({ width : 1 }); //.opacity(0);  var circle1 = draw.circle(.. Know More


How to ajax error get output (Javascript Scripting Language)


Answer: 1 $ . ajax ({ 2 type : post , 3 data : { id : 0 }, 4 cache : false , 5 url : doIt.php , 6 dataType : text , 7 error : function ( request , error ) { 8 console . log ( arguments ); 9 alert ( Can't do because: + error ); 10 }, 11 success : function () { 12 alert ( Done ! ); 13 } 14 }); Source: Code Gr.. Know More


How to how to store an entire object in cookies javascript (Javascript Scripting Language)


Answer: 1 function bake_cookie ( name , value ) { 2 var cookie = [ name , '=' , JSON . stringify ( value ), '; domain=.' , window . location . host . toString (), '; path=/;' ]. join ( '' ); 3 document . cookie = cookie ; 4 } Source: Code Grepper.... Know More


How to javascript falsy (Javascript Scripting Language)


Answer: 1 // Falsy values: 2 0 3 '' 4 undefined 5 null 6 NaN Source: Code Grepper.... Know More


How to iframe content zoom in and zoom out jquery (Javascript Scripting Language)


Answer: 1 var anOtherOnZoomFunction = function ( info ) { 2 console . log ( info ); 3 }; 4 ​ 5 $ . axZm . userFunc = $ . fn . axZm . mergeCallBackObj ( $ . axZm . userFunc , { 6 onZoom : anOtherOnZoomFunction 7 }); 8 ​ 9 // or like this when AJAX-ZOOM is already initialized: 10 $ . fn . axZm . addCallback (.. Know More


How to listar objetos javascript (Javascript Scripting Language)


Answer: 1 libros = [ Brideshead , Faustus , Musica ] 2 ​ 3 function libro ( titulo , autor , ISBN ) { 4 ​ 5 this . titulo = titulo ; 6 this . autor = autor ; 7 this . ISBN = ISBN ; 8 //this.isbn calculo 9 } 10 ​ 11 var Brideshead = new libro ( Retorno a Brideshead , Evelyn Waugh , 8447308472 ); 12 var Faust.. Know More


How to parsley validation error placement (Javascript Scripting Language)


Answer: 1 div > 2 div class = "radio radio-primary" > 3 input type = "radio" id = "cellPhone1" value = "1" name = "rd_cell_phone" required = "" data - parsley - error - message = "Please select an option" data - parsley - errors - container = "#cell-phone-validation-error-block" > 4 label for = "cellPhone1".. Know More


How to react beforeunload (Javascript Scripting Language)


Answer: 1 window . addEventListener ( 'beforeunload' , ( event ) => { 2 event . returnValue = `Are you sure you want to leave?` ; 3 }); 4 ​ Source: Code Grepper.... Know More


How to js select option in form (Javascript Scripting Language)


Answer: 1 form name = AddAndEdit > 2 select name = list id = personlist > 3 option value = P1 > Person1 /option> 4 option value = P2 > Person2 /option> 5 option value = P3 > Person3 /option> 6 /select> 7 /form> Source: Code Grepper.... Know More


How to how to generate a random number in javascript (Javascript Scripting Language)


Answer: 1 //To genereate a number between 0-1 2 Math . random (); 3 //To generate a number that is a whole number rounded down 4 Math . floor ( Math . random ()) 5 /*To generate a number that is a whole number rounded down between 6 1 and 10 */ 7 Math . floor ( Math . random () * 10 ) + 1 //the + 1 makes it.. Know More


How to android center text react native (Javascript Scripting Language)


Answer: 1 headline : { 2 textAlign : 'center' , // 3 fontWeight : 'bold' , 4 fontSize : 18 , 5 marginTop : 0 , 6 width : 200 , 7 backgroundColor : 'yellow' , 8 } Source: Code Grepper.... Know More


How to jquery set title attribute (Javascript Scripting Language)


Answer: 1 $ ( '#yourElementId' ). prop ( 'title' , 'your new title' ); 2 ​ Source: Code Grepper.... Know More


How to javascript audio duration property returns infinity (Javascript Scripting Language)


Answer: 1 var getDuration = function ( url , next ) { 2 var _player = new Audio ( url ); 3 _player . addEventListener ( durationchange , function ( e ) { 4 if ( this . duration != Infinity ) { 5 var duration = this . duration 6 _player . remove (); 7 next ( duration ); 8 }; 9 }, false ); 10 _player . load (.. Know More


How to jquery select 2 classes (Javascript Scripting Language)


Answer: 1 $ ( .class1, .class2, .class3 ) //select classes independently Source: Code Grepper.... Know More


How to how to make a text editor in html (Javascript Scripting Language)


Answer: 1 function chooseColor (){ 2 var mycolor = document . getElementById ( myColor ). value ; 3 document . execCommand ( 'foreColor' , false , mycolor ); 4 } 5 ​ 6 function changeFont (){ 7 var myFont = document . getElementById ( input-font ). value ; 8 document . execCommand ( 'fontName' , false , myF.. Know More


How to javascript get body height (Javascript Scripting Language)


Answer: 1 var body = document . body , 2 html = document . documentElement ; 3 ​ 4 var height = Math . max ( body . scrollHeight , body . offsetHeight , 5 html . clientHeight , html . scrollHeight , html . offsetHeight ); Source: Code Grepper.... Know More


How to linux install node (Javascript Scripting Language)


Answer: 1 sudo apt install nodejs Source: Code Grepper.... Know More


How to get keys objet javascript (Javascript Scripting Language)


Answer: 1 var foo = { 2 'alpha' : 'puffin' , 3 'beta' : 'beagle' 4 }; 5 ​ 6 var keys = Object . keys ( foo ); 7 console . log ( keys ) // ['alpha', 'beta'] 8 // (or maybe some other order, keys are unordered). Source: Code Grepper.... Know More


How to javascript variable with multiline text (Javascript Scripting Language)


Answer: 1 let multilineText = `This 2 is 3 a 4 multiline 5 text` ; 6 ​ 7 console . log ( multilineText ); Source: Code Grepper.... Know More


How to jquery wrap inner text (Javascript Scripting Language)


Answer: 1 $ ( button ). click ( function (){ 2 $ ( p ). wrapInner ( ); 3 }); 4 ​ 5 /* 6 Before: 7 Hello World! 8 ​ 9 After: 10 Hello World! 11 */ Source: Code Grepper.... Know More


How to javascript math absolute (Javascript Scripting Language)


Answer: 1 Math . abs ( - 7.25 ); // returns 7.25 Source: Code Grepper.... Know More


How to what does http.createserver do (Javascript Scripting Language)


Answer: 1 var http = require ( 'http' ); // Import Node.js core module 2 ​ 3 var server = http . createServer ( function ( req , res ) { //create web server 4 if ( req . url == '/' ) { //check the URL of the current request 5 6 // set response header 7 res . writeHead ( 200 , { 'Content-Type' : 'text/html' .. Know More


How to javascript get label value (Javascript Scripting Language)


Answer: 1 document . getElementById ( '*spaM4' ). textContent 2 ​ Source: Code Grepper.... Know More


How to await async (Javascript Scripting Language)


Answer: 1 function afterPrintSave () { 2 Xrm . Page . data . save (). then ( 3 function () { 4 resolve (); 5 }, 6 function ( err ) { 7 resolve ( alert ( err . message )); 8 } 9 ); 10 } Source: Code Grepper.... Know More


How to take data from url parameter and change using htaccess new url (Javascript Scripting Language)


Answer: 1 RewriteCond % { QUERY_STRING } ( ? : ^|& ) date = (. * ) $ 2 RewriteRule ^ calendar / (. * ) $ / calendar / $1 ? tribe - bar - date =% 1 [ L , R ] Source: Code Grepper.... Know More


How to how to make a show password button (Javascript Scripting Language)


Answer: 1 function myFunction () { 2 var x = document . getElementById ( *passwordbox-id* ); 3 if ( x . type === password ) { 4 x . type = text ; 5 } else { 6 x . type = password ; 7 } 8 } Source: Code Grepper.... Know More


How to js find higher value in array (Javascript Scripting Language)


Answer: 1 var arr = [ 1 , 2 , 3 ]; 2 var max = Math . max ( ... arr ); Source: Code Grepper.... Know More


How to airtable axios (Javascript Scripting Language)


Answer: 1 const data = { 2 records : [ 3 { 4 fields : { 5 Name : name , 6 Email : email , 7 } 8 } 9 ] 10 } 11 12 let url = https://api.airtable.com/v0/ + app_id + / + view 13 let axiosConfig = { headers : { Authorization : Bearer + app_key , 'Content-Type' : 'application/json' } } 14 axios 15 . post ( 16 ur.. Know More


How to user agent chrome (Javascript Scripting Language)


Answer: 1 Mozilla / 5.0 ( Linux ; U ; Android 4.1.1 ; en - gb ; Build / KLP ) AppleWebKit / 534.30 ( KHTML , like Gecko ) Version / 4.0 Safari / 534.30 Source: Code Grepper.... Know More


How to electron (Javascript Scripting Language)


Answer: 1 DOCTYPE html > 2 html > 3 head > 4 meta charset = UTF-8 > 5 title > Hello World ! /title> 6 meta http - equiv = Content-Security-Policy content = script-src 'self' 'unsafe-inline'; /> 7 /head> 8 body style = background: white; > 9 h1 > Hello World ! /h1> 10 We are using node script > document . wr.. Know More


How to append data get array (Javascript Scripting Language)


Answer: 1 var colors = [ red , white ]; 2 colors . push ( blue ); //append 'blue' to colors Source: Code Grepper.... Know More


How to Javascript looping through table (Javascript Scripting Language)


Answer: 1 var table = document . getElementById ( myTable ); 2 for ( let i in table . rows ) { 3 let row = table . rows [ i ] 4 //iterate through rows 5 //rows would be accessed using the row variable assigned in the for loop 6 for ( let j in row . cells ) { 7 let col = row . cells [ j ] 8 //iterate through.. Know More


How to javascript format number as currency (Javascript Scripting Language)


Answer: 1 const formatter = new Intl . NumberFormat ( 'en-US' , { 2 style : 'currency' , 3 currency : 'USD' , 4 minimumFractionDigits : 2 5 }) 6 ​ 7 formatter . format ( 1000 ) // $1,000.00 8 formatter . format ( 10 ) // $10.00 9 formatter . format ( 123233000 ) // $123,233,000.00 Source: Code Grepper.... Know More


How to roman numerals converter table embed (Javascript Scripting Language)


Answer: 1 function convertToRoman () { 2 let arabic = document . getElementById ( 'arabicNumeral' ). value ; // input value 3 let roman = '' ; // variable that will hold the result 4 } Source: Code Grepper.... Know More


How to chartjs bar chart hover color (Javascript Scripting Language)


Answer: 1 ... 2 data : [ 3 { 4 label : 'the label' , 5 data : [ 303 , 59 , 49 ], 6 backgroundColor : [ '#131e3a' , '#19284d' , '#1f3260' ], 7 hoverBackgroundColor : [ '#131e3a' , '#19284d' , '#1f3260' ] 8 } 9 ] 10 ... Source: Code Grepper.... Know More


How to 'NODE_ENV' is not recognized as an internal or external command (Javascript Scripting Language)


Answer: 1 npm install - g win - node - env 2 This will solve problem 3 if not for windows use below commands 4 set NODE_ENV = something node filename . js Source: Code Grepper.... Know More


How to javascript function to open file browser (Javascript Scripting Language)


Answer: 1 const browseFiles = () => { 2 var input = document . createElement ( 'input' ); 3 input . type = 'file' ; 4 input . click (); 5 } Source: Code Grepper.... Know More


How to add mousedown event listener javascript (Javascript Scripting Language)


Answer: 1 object . addEventListener ( mousedown , myScript ); 2 ​ Source: Code Grepper.... Know More


How to array destructuring in javascript (Javascript Scripting Language)


Answer: 1 const array = [ 'ismail' , 'sulman' ]; 2 // array destructuring 3 const [ firstElement , secondElement ] = array ; 4 console . log ( firstElement , secondElement ); 5 const secondArray = [ 'ismail' , 'naeem' , 'Mr' , 1 ]; 6 const [ firstEl , secondEl , ... array1 ] = secondArray ; 7 console . log .. Know More


How to javascript require (Javascript Scripting Language)


Answer: 1 // The require() method is used to load and cache JavaScript modules. 2 // So, if you want to load a local, relative JavaScript module into a Node.js application, 3 // you can simply use the require() method. 4 ​ 5 // Example: 6 var yourModule = require ( your_module_name ); //.js file extension i.. Know More