JavaScript Exercises

I am creating a WebView with code rather than loading via an XML layout. The webview appears to be… Read more Webview: Uncaught Referenceerror: Android Is Not Defined

I have seen dozens of questions on SO and different blogs talking about this with 'answers'… Read more Request Fails Due To Cors Issue With Origin From Localhost

I was trying to embed a bokeh plot into my django app. I followed the instructions given on Bokeh w… Read more Django: Bokeh.safely Is Not A Function

I need to divide the Path into several sections. For example, a Path has a dashArray parameter that… Read more How To Divide The Path Into Several Segments?

I have topic that i have to read from kafka server so for that i just need to create consumer that … Read more How To Read Data From Topic Using Kafka-node?

I've never been able to properly use the setTimeout function, so I tried writing a sample scrip… Read more Trouble Using Settimeout Function

Copied from here: I need to save files from websites using HtmlUnit. I am currently navigating to p… Read more Htmlunit And Javascript In Links

I am a beginner developer. I've been trying to use chartJS to get some data onto a screen. I… Read more Switching Between Charts With Chart.js Using Buttons

i'm writing a plugin in jquery to be a file manager i build my folder structure in php i call t… Read more Javascript Parse Tree

The numbers are in a input text field so when i retrieve it it is in a string. Which I can get the … Read more Which Is Better To Use For A Calculator Parseint() Or Eval() In Javascript?

Consider the piece of code below: part of html file: {{name}} part of js file: function Main Sol… Read more Ngapp Without Using Any Specific Module Name

I am trying to make a grid of images in CSS, out of random sized images that are not square. Does a… Read more Fill An Image In A Square Container While Keeping Aspect Ratio

Using jQuery I use the selector and the each function to itterate through named elements of an XML … Read more Using Jquery To Return Elements Of Xml String Doesn't Work In Internet Explorer 9

I am making a video game in Aframe and I'm wondering how can I set my jump height to a variable… Read more A-frame Set Jump Height To A Variable

I've got a small problem. I want to read a var defined inside tag in DOM. I can access it vi… Read more Js Get Varible Defined In Script Tag (google Extension)

I have a text box and multiple selection box. When ever I write something in text box it will filte… Read more How To Filter Values In Multiple Selection Using Textbox Value

I am trying to get started with angular 2.0, now I was wondering how I can initiate an update to th… Read more Angular 2.0 Equivalent To $scope.$apply

It´s posible , if i have one var , use jquery for load news vars and change these For example if i … Read more Jquery Load New Vars

I want a to create a drop down menu which generates another drop down menu on the base of selected … Read more Drop Down Menu For Selecting Country Then States

I would like to add markers on google map with two locations, that are clickable. When I click on t… Read more How To Add Marker On Google Map With Two Locations?

Experimenting with JsHelper in CakePHP 2.0, I got a Request method to update the value of a form fi… Read more Update Form Field With Js But Not Showing In Submitted Data

If I have a JSON structure that looks something like this: var user = { map: { width: 7… Read more Replacing A Property Value In Json

I am using select2 with spring mvc. I got the data from my controller that I need to display here i… Read more Jquery Select2 Json Data With Optgroup And Images

I am successfully using @Ajax.ActionLink to refresh data on a portion of my page, but I would like … Read more Ajax.actionlink Triggering From Javascript?

EDIT: After being recommended to work with headers, I asked a similar question here. I'm trying… Read more Javascript, Chrome Extension: Overriding Cookie Getter And Setter

I think it is an old Javascript behavior (Crockford said it is a design error) that inside a functi… Read more For Javascript, What Prevents Modern Implementation Not To Treat Arguments As A Real Array?

I need to sort a big list of Javascript items and I'm using the sort function like this: var so… Read more Javascript Sort Callback

I have a text file with a lot of values and I want to know if there is a way of loading these text … Read more Loading A Text File Into Javascript

I have received PHP/JS code from previous developer and I need to add number validation to a Mobil… Read more Javascript Regex To Limit Text Field To Only Numbers (must Allow Non-printable Keys)

So I need to detect if a user's browser supports CSS gradients, that's it. I would use Mode… Read more Simple Css Gradient Detection

I'm using the JWT to protect node js urls https://github.com/auth0/express-jwt To create a JWT … Read more Node Js, Jwt Token And Logic Behind

The use case is simple: I have two controllers sharing the same dependency MyService. This service … Read more Tell Angularjs To Return A New Instance Via Dependency Injection

I'm fairly new to Node.js and Javascript in general. (I'm new to StackOverflow as well!) Re… Read more How Can I Reduce The Amount Of Memory My Node.js Application Uses?

I'm looking through some ES6/browserify tutorials and I see something like: import 'jquery&… Read more Difference Between Import And Import From

Using the following example, I can get First paragraph from one URL i.e, ContentURL. ex - http://ww… Read more How To Load Multiple Urls In Pageworker For Firefox Add-on Sdk?

i'm trying to add svg to fabricjs as texture for my 3d model using threejs, currently my 3d mod… Read more How To Load Fabricjs As Texture For Obj Using Threejs

I want to add and remove Heroku Dynos through platform API Just like we do ps:scale web=0 in Herok… Read more How To Add And Remove Heroku Dynos Through Platform Api

I am using ng2-bootstrap for the modal stuff. I am trying to separate my modals and my other compon… Read more Ng2-bootstrap, Call Modal Defined In Child Component From Parent Compent

This is a very basic question. I have this script: Read more What Does Document.write() Do?

Work in Chrome and Firefox but not in IE. Fiddle I have tried solution from here but doesn't he… Read more Addeventlistener Doesn't Work In Ie (tested In Ie8)

I want to set GMT+5:30 as my timezone in jquery countdown. Start Time for countdown is 'Thu Ma… Read more How To Set Timezone In Jquery Countdown Timer

So it's been a couple of hours since I spotted this problem and it's getting weirder every … Read more Can't Use Onchange With React-bootstrap Togglebuttongroup

I got a requirement as following: There is a link on a web page. As user clicks on link it should c… Read more How To Create And Download An Xml File On The Fly Using Javascript?

I have an array as follows in nodejs var dataary=[]; dataary=[ [ 'reg_no', 'slno&#… Read more How To Count Array Elements Inside An Array In Javascript?

Read some other things on here re: this similar problem but am not sure how to apply this to my dil… Read more Dynamically Added Html Not Being Recognized By Jquery

I'm using genvalidator to have some tests on input fields in a form. Problem is I can't fin… Read more Genvalidator: Check For Checkbox In Form Validation

I'm making a Chrome App, and i'm using the web view tag, which is similar to an iframe. Is… Read more Automatically Jump To A Certain Part Of A Webview

I'm looking to allow users to slice an existing canvas into two canvases in whatever direction … Read more Using A Line To Divide A Canvas Into Two New Canvases

I am aware that it's possible to emulate the maxlength property from input elements on a textar… Read more Prevent User From Writing More Than N Characters In A Textarea Using Prototype Event Observers

I have added below code for JavaScript street view . var geocoder = new google.maps.Geocoder(); v… Read more Google Map Js Api "streetviewpanorama" Display Black Screen For Some Address

Assume socketMethods:{ update:function(data){ this.emit('test', data); … Read more Socket.io Using A For Loop To Add Socket.on Methods

I have the following code; When clicking the button on Linux or Windows (either Chrome or Firefox)… Read more Why Does Document.activeelement Produce A Different Result On Mac Using Firefox

I'm having problems trying to get my reducer to work correctly in Redux. I'm new to Redux s… Read more Redux Reducer Failing To Remove Array Element

I'm looking for a way to get the query string part of a url using node.js or one of it's ex… Read more Use Express.js To Get The Query String Of A Url

Is there a method faster in performance than doing this: var value = 2432; if (value >= 20 &am… Read more Fastest Way To Compare A Number To A List Of Numbers In A Range?

I am not sure if I am doing some mistake or is it a default behaviour. I am using splice/unshift to… Read more Unable To Render An Array Into Table After Splice And Unshift In Javascript

I recently started learning Javascript. I am trying to add a small script to the footer of a page … Read more Javascript Not Loading Wordpress Footer

I would like to know what the rootPanel (which is in the entryClass) exactly is, and how GWT loads … Read more How Does Gwt Work Or Rather How Does Gwt Load The Code Into The App.html File?

I want a bookmarklet to quickly toggle the Gmail conversation view on and off. Starting from @seaho… Read more Bookmarklet In Javascript To Toggle Gmail Conversation View