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Recent questions tagged Javascript
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javascript - Is there an es6 module-scope equivalent to `window`?
In Javascript, we can add global variables at any point using the window object: 'use strict'; var a = 1; function ... a console.log(b); // b See Question&Answers more detail:os...
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javascript - Trying to combine two amcharts graphs, but getting "Data fields for series are not properly defined." error
I am trying to combine two graphs of amcharts into one including the slider. But I am getting the "Data ... looks like this: Update JSFIDDLE See Question&Answers more detail:os...
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javascript - Are WebGL objects garbage collected?
In JavaScript memory that I allocated (e.g. an ArrayBuffer) gets freed up when I don't have any ... by the JavaScript VM automatically? See Question&Answers more detail:os...
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javascript - Does Firebase limitToLast() take increasing longer as a child's record count grows?
I have a Firebase with a child named lines. lines contains about 500k records, each with eight key/value pairs ... only grab what is specified. See Question&Answers more detail:os...
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javascript - ENOTSUP using Grunt
I'm using Grunt to minify and concatenate files for an AngularJS web application. Our source is on a file ... include all directories and files. See Question&Answers more detail:os...
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javascript - How do I refresh/reload my DataTable from HTML source
I'm using BackboneJS to populate my table with multiple data sources. You do not need to know Backbone ... would be greatly appreciated. See Question&Answers more detail:os...
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javascript - D3v4 Stacked Barchart Tooltip
I'm using d3.stack() to create a normalized stacked barchart. But I'm having trouble accessing the relevant values ... work any more with D3v4. See Question&Answers more detail:os...
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javascript - Meteor returns invalid hexadecimal string error trying to create ObjectID?
I'm inserting some stuff into the database and updating it elsewhere using jQuery (give me a break, I'm new) ... What could be going wrong here? See Question&Answers more detail:os...
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javascript - Pass parameter to BLOB object URL
Say I've got a reference to a html file as a Blob b and I create a URL for it, url = URL.createObjectURL(b) ... to see ?foo=bar in <iframe> DEMO See Question&Answers more detail:os...
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javascript - Why can't I use toFixed on an HTML input object's value?
I have an HTML input element and I'm trying to force a single decimal place into the input after the user changes ... And how do I avoid it? See Question&Answers more detail:os...
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javascript - difference between numbers using or without using variable
What's the difference between the following code? var a = 1; a.toString(); // outputs: "1" But this ... but the second code throws an error? See Question&Answers more detail:os...
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javascript string to variable
I am receiving a JSON string from an ajax call and would like to convert a value to a predefined variable: ... success", "msg":"success_msg"} See Question&Answers more detail:os...
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javascript - How to use window.crypto.getRandomValues to get random values in a specific range
We had been using Math.random to get random numbers between 4000-64000.: Math.floor(Math.random() * 60000 + ... . Can someone please help out. See Question&Answers more detail:os...
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javascript - Angular Material - md-autocomplete dropdown's width
I'm using md-autocomplete from Angular Material: here It seems the dropdown's width goes with the input field's width ... . How do I solve this? See Question&Answers more detail:os...
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javascript - What are the differences between these three types of module pattern?
1)function () { // code here... }(); 2)(function () { // code here... })(); 3)(function () ... especially third variant)? Are they all the same? See Question&Answers more detail:os...
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javascript - How do you open a new tab in chrome using HTML/JS?
I tried this code window.open('page2.html','_newtab'); And all it opened was a new window. How do I open a new tab? See Question&Answers more detail:os...
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javascript - Scoping in Jest when mocking functions
I have a test where I'm trying to mock a component in two different situations. When I use jest.fn. It almost looks ... .toEqual(1) }) })//works See Question&Answers more detail:os...
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javascript - How to change the main display of dropdown when an item is selected in bootstrap
This is the following http://jsfiddle.net/coderslay/enzDx/ I am trying to change the text Select as soon as an ... be displayed. How to do it? See Question&Answers more detail:os...
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javascript - What algorithm does Math.random use?
Since I've been studying Computer Science, whenever random numbers come up, it's always Mersenne Twister. There's never ... if that's the case? See Question&Answers more detail:os...
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javascript - Equivalent of set in ES6 to ES5
I have a set over which I am iterating in ES6. I am trying to convert it to its equivalent in ES5. My ... there any equivalent way of doing it? See Question&Answers more detail:os...
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javascript - Space bar not working in form fields
I am using a template to build a one page portfolio site. The contact form is acting very strange. I cannot ... why the spacebar doesn't work? See Question&Answers more detail:os...
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javascript - Access to image and video data from browser extension (vs CORS)
I'm trying to write a browser extension that does some image processing but I need access to the image data. ... /video data from an extension? See Question&Answers more detail:os...
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javascript - d3.js get JSON from url
The situation is that i am trying to get d3 to read a JSON file which is stored in Windows Azure Blob ... with the url. Any suggestions? See Question&Answers more detail:os...
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javascript - How to display "No Data" message in the middle of chart area in column chart
I am using ng-google-charts.js library to display a column chart. If we have data then the column chart will ... me on how to achieve this? See Question&Answers more detail:os...
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javascript - GrapesJs and PHP - store and load data to show in editor and as HTML page as well
I am using GrapesJS to build a simple webpage. I included the script in the following way inside head part : < ... and not inside any editor ? See Question&Answers more detail:os...
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javascript - Leaflet Markercluster: Exempt marker from clustering
How can one exampt a marker with open popup from collapsing into a cluster when zooming out? I am using leaflet and ... (m); }); Any ideas? See Question&Answers more detail:os...
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javascript - Cannot read property '_getPortal' of undefined in ionic 2 Unit testing
I am a beginner to ionic 2 unit testing. I followed angular 2 documentation (https://angular.io/docs/ts/latest/guide ... <- src/test.ts:7416:53) See Question&Answers more detail:os...
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javascript - AngularJS - $emit only works within it's current scope?
I've created 2 directives: Parent and Child. Trying to get them to talk to one another. It seems ... .co/edit/WNqN4XZKaLAvBEtSyERA?p=preview See Question&Answers more detail:os...
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