javascript blogs

I'm working on integration between Google spreadsheet and LINE Message API (BOT) where Google a… Read more Convert Date Format Without Timezone - Google App Script (javascript), Google Spreadsheet

Using Highchart. I am positioning the labels inside the slices using distance and it centers well o… Read more Placing Labels Inside Pie Chart Slices (highchart)

I see a number of questions on here relating to this same issue, but it seems none match the issue … Read more React Native: This.setstate Is Not A Function

Good day, I need some help in JS please. Say I have this HTML: Solution 1: You need to send… Read more Calculate Div's Position Within A Div

Q1) In my reactjs application, I am trying to fetch an API from my backend Nodejs server. The API r… Read more Fetch Image From Api

I'm 99% sure that the answer to my question will be no but just in case... Use case: Webpage A… Read more Obtain Reference To Existing Browser Window

Suppose i have an java script Array in the following format, [ 'Heading 1', 'Heading 2&… Read more Populate Html Table From Javascript Array Format

So I've been struggling with this for a long time...I've been looking into the docs, but th… Read more Angular 2 Bind Html Inputs To Component Variables Like In Vue?

I'm using lodash in a react app to update and delete nested elements in an array that contains … Read more Lodash _.pullat Returning Undefined At Path

I have an array of objects with duplicates and I'm trying to get a unique listing, where unique… Read more Underscore, Nested Group By And Generate A Json

I have been trying to hard to add 2 Toggle Buttons having different styles (css) on Menu Bar and fo… Read more How To Use Two Toggle Buttons On Same Page Having Same Function With Different Css?

I'd like to open this link as a popup box: Solution 1: Build your own popup box with an ifr… Read more How To Open Link In Popup Box?

When catching / handling exceptions in JavaScript, how can I determine what the call stack was when… Read more Javascript Exception Handling - Displaying The Line Number

I have a nice mutation JS file like this. export default { UPDATE_DATA: (state, data, meta) =>… Read more Can't Send In A Second Parameter To The Mutation In Vue Store

I'm using the Youtube IFrame Player API to play a video from Youtube. I want the video to be pl… Read more Youtube Iframe Player Api - Disable Youtube Auto Resume Video Where I Left Off

So there is this basic example of a google map with a searchbox: https://developers.google.com/maps… Read more How To Display Custom Places In Google Maps Api Search Results?

I am developing an application using Processing.js. At each step in the drawing loop I increment th… Read more Processing.js Timer

I'm trying to put together an audio input + beatdetektor example so I could calculate the BPM o… Read more Detecting Bpm Of Audio Input Using Javascript?

I'm using PHP and an ajax command to take the entire HTML contents of an external web page (via… Read more Can Jquery Parse Html Stored In A Variable?

I am learning javascript and we have been given the task of changing image / colour of paragraph fr… Read more Html Javascript Reverts To Default After Javascript Has Run

I'm automating access to a web site to collect data from it. Unfortunately that page detects th… Read more Set Screen Size In Phantomjs/casperjs

I'm creating a program to track store inventory. I have an array of item names (strings) that … Read more Accessing Input Value From Stateless Child Component In Parent Through Refs

I am getting a weird outcome when i modify an object within a function, the funny thing is that whe… Read more Unexpected Outcome When Modifying An Object In A Function

Is there a way to record a performance timeline for tests run with Puppeteer? Solution 1: Yes, jus… Read more Puppeteer Performance Timeline?

I'm working on building a Chrome extension for a forum, but the problem is the JavaScript for m… Read more Chrome Extension Won't Load My Javascript From The Popup File

I'm trying to load multiple HTML pages into a JavaFx WebView from Java, but I only get the last… Read more How To Add Multiple Html Pages To The Same Webview

I'm new to Node.js, my question could be stupid to someone, please forgive me for this. In the … Read more How To Configure Aws Elastic Load Balancer's Heath Check For Node.js

I have an array called catalogue which holds 4 items: packageid, dataid , categoryid and datapackag… Read more Storing Items Of An Array Depending On Another Value

i have a multi-column layout where '#content-primary' is the div i want the actual content … Read more Open Links In Div Container In Jquery Mobile

I have following directory structure scripts modules tabs.js app.js I have followi… Read more Requirejs Module Is Undefined

I am trying to write a Jasmine test for the following print function: printContent( contentName: … Read more How To Write A Jasmine Test For Printer Function

I Use Apache HttpClient to Access a webpage . i want to click on a link but the link is javaScript … Read more Apache Httpclient 4 And Javascript

I have the following routes: routes: { '' : 'showSched… Read more Backbone Router On Any Page Change Event

I have a block of code that I will be using several times within a then statement in mocha so I tur… Read more How Can I Pass Mochas Done Callback Function To Another Helper Function

Core Question I need help coming up with a concept to achieve my goal. I am having a problem comin… Read more Idea On Content Passing. Help Needed

I have a struts2 action with a field: private Long omradeId; The field has a getter. The action is … Read more Struts2 Parameter To Javascript

I am using highchairs 3.0 to create a graph that has N Boxes on it. So far so good. However, one o… Read more How Can I Limit The Length Of A Highcharts Plotline On The Y-axis For A Boxplot?

I am trying to get the filename(s) when someone drags a file or files from their local computer to … Read more How To Get Filename On Html Javascript Jquery Drag/drop Event (non Html5)

I have a form comment section whereby a user can reply to a comment. Each comment has a form with a… Read more Jquery Ajax Form Array Submit

I am a looking for a way, other than duck typing, to discover if an object inherits from EventEmitt… Read more Check If Object Is Instance Of Eventemitter

I am using timer in JavaScript, I want that when my timer is finish it show me alert but right now … Read more How Can I Show Alert On My Timer When Timer Finished

I'm developing an eCommerce(PHP) web site and here's my requirement. Once the customer leav… Read more Show Popup Window When The Browser Close

I am creating some html elements via server-side (C#) code. Since this is a jQuery forum, I won'… Read more How Can I Use Jquery To Get An Htmltablerow (which Starts Life Invisible/hidden) To Display?

Links is a lisp-like functional web programming language/framework that makes it easy to write a si… Read more Tierless Web Framework With Javascript?

Possible Duplicate: Calling a JavaScript function named in a variable I want to use the value of … Read more Can I Use The Value Of A Variable To Initiate A Function?

I have some code where the user selects a 'Package' which is highlighted via jquery. How ca… Read more Jquery Trigger Asp.net Radiobutton Click Inside Of Update Panel

I have a function that has an array with the months of the year. In my function i delete some words… Read more Concat Arrays Into Array Javascript

What I need is to iterate over the dom at some start element and then go through all elements below… Read more Iterate Over Dom Elements Using Document.getelementsbytagname, Pass Element As Jquery Object

I am trying to use the fetch API in React useEffect hook to make a get request but I am not able to… Read more No Response From Fetch Api In React Useeffect Hook

I want to list an iframe with a classified ad in it. Sometimes the vendors redirect the page to the… Read more How Can I Detect If An Iframe Gets Redirected To Another Url?

I have used ng-include as shown below.But it is very slow.In other words it shows tab's heading… Read more Ng-include Is Very Slow With The External Template

Solved it in case anyone needs it here it is var feed = feeds.entries[i].content; var parsed… Read more Replace Img Elements Src Attribute In Regex

can i use dash on the end of javascript object property name like this. I could not find in any doc… Read more Dash On The End Of Javascript Object Property

I am trying to debug an event handling bug in a complicated web application, but I've reduced t… Read more Why Is Dragging In Raphaël Broken By Stopping Propagation Of Mousemove In An Enclosing Element In The Bubble Phase?

I'm trying to submit 2 forms at the same time, using javascript. However, it seems like only th… Read more Submitting 2 Forms At The Same Time Using Javascript

I am a beginner in HTML 5, I have written a code for canvas zoom but I dont want to zoom actual can… Read more Html 5 - How To Zoom Canvas Background Image

I'm trying out the HTML5 history API with ajax loading of content. I've got a bunch of tes… Read more Ajax With History.pushstate And Popstate - What Do I Do When Popstate State Property Is Null?

how can we prevent a form from being submitted while pressing enter key. Actually I have a text bo… Read more Prevent A Form From Being Submitted While Pressing Enter Key

I'm trying to get data from meta weather API. due to CORS issues, I am using this proxy thing c… Read more I'm Trying To Get Data From Meta Weather Api, But Its Not Letting Me

I'm doing some data cleaning in Javascript, and I was wondering if there is a way to combine ob… Read more Is There A Ways To Combine Objects In Javascript

I am having jquery code to invoke ashx file. Its perfectly working while page load. When i call the… Read more Cannot Invoke Ashx Inside The Function

I am learning knockout and this is my first ever example of it, so please be gentle. I just want a … Read more How To Get This Simple One-way Binding With Knockout To Work?

I've got a Laravel 8.x project set up as an API with JWT auth. I'm using the Laravel Websoc… Read more Laravel Broadcast Events To Nuxt Js Not Being Received

Ho do i call a function injecting into its scope arbitrary variables / functions? I want to define … Read more Inject Variables Into Function Scope

i can't get javascript to load 2 text files with regular script or query and i need help, plz g… Read more Read 2 Text Files With Javascript

I have found the following Code Snippet, but I cannot get it to work on this site or even a black t… Read more Code To Display Boxes Based On Radio Checkboxes Not Working

I am working on the React project where I am trying to compile but cannot find why I am getting thi… Read more Immediately-invoked Function Expression Inside Jsx

All sites that list css properties such like MDN or w3schools list every CSS property on separate p… Read more Is There A List Of Default Values Of Css Properties ? (so I Can Make An Exclusion Array In Js For Them)

I'm using the return pattern to prevent me from making promise ugly cascade. Here is an exemple… Read more Access Result Of Previous Promise Inside A Second