Recent questions tagged JavaScript

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javascript - How to do an action when an element is added to a page using Jquery?

When I add something of the class "myClass" I want to call a function on this element. It would be something in ... the best way of doing this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Nodegit: How to modify a file and push the changes?

Looked around for an example, but couldn't find one. The documentation is not explained and I could not figure ... ://www.nodegit.org/nodegit See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript replace selection all browsers

Is there a simple js function I can use to replace the current document's selection with some html of ... get a simple straightforward answer! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - AJAX request fails when sending FormData() including empty file input in Safari 10.13.4

I am running a Symfony 2.8 based web app which sends some form data back to a controller using Ajax. So far ... idea how to prevent this bug? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Angular 2 More than one component on same page

I am working from the Angular 2 quick start code on app.component.ts file. The file looks like this: import { ... wrong or is this not allowed? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - document.getElementById().value return undefined in chrome

<div id="hour" style="display: none">2</div> JavaScript code: <script type="text/javascript"> var _h ... undefined. What is the problem? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Splitting up class definition in ES 6 / Harmony

Suppose I have a class in one big file like this: export default class { constructor () {} methodA () { ... separate files. Is this possible? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Closure memory leak of unused variables

I'd like to understand under which circumstances variables which are no further used are stored in closures and lead ... )); } doesThisLeak(); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Vue.js + Webpack + vue-loader + bootstrap-sass + sass-loader

I'm just getting started with Vue.js + Webpack + vue-loader + bootstrap-sass + sass-loader and I'm a little ... Is there a way to achieve this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Overlay Play button over video

I currently have a script that plays and pauses a video onclick. What I would like to do is overlay a play button ... .play():this.pause();}); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Get a JSON file from URL and display

The code is very simple, I do not know why it deosnt work. This is the link to the JSON file, http:/ ... code to display the whole JSON content. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Implementing jQuery's shake effect with animate

I've been given a cut down subset of the jQuery lib one of the key features I'm missing is the . ... something using .animate within jQuery. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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285 views

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javascript - How to use FS module inside Electron.AtomWebPack application?

I need write some data in the file, using FS module (fs.writeFile). My stack is webpack + react + redux + ... to solve this problem? Any ideas? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Fullpage.js Slide horizontal on scroll

Im using fullpage.js to achieve vertical and horizontal scroll. i want the slider to slide when i scroll on Section 2. ... }); }); For visual : See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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423 views

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javascript - Firebase getToken() TypeError: Cannot read property

I'm trying to get the token of my currently signed in user of my website. However, javascript cannot get ... This screenshot might be helpful: See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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243 views

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javascript - Sort Select Options by Value Attribute Using jQuery

Well, the title says it all. What I am doing is creating a featured product module. The drop down list of sizes ... $111.99</option> </select> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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211 views

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javascript - Extending instance/static functions on existing prototypes with TypeScript

I recently asked a question about TypeScript's ability to extend existing prototypes in the JavaScript API (here: ... some light on this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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325 views

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javascript - Using async not working $ is not defined

I am having a error if I used async in script tag like below <script async src="main.js"></script> The ... stopped working if I use defer. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Backbone.js Memory Management, Rising DOM Node Count

Situation: I'm working on a pretty decently complex single page Backbone app that could potentially be running for ... Listeners, Memory 21.7. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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313 views

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javascript - JQuery & history.js back button not working

I'm using history.JS (latest) with Jquery (latest) to load and replace just a portion of a website, this is ... .html(State.data.leftcol); }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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210 views

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javascript - Adding context menu item on a non-persistent background script?

I am adding a context menu item from a non-persistent background script using: chrome.contextMenus.create({ title: ... on the context menu. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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301 views

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javascript - jqgrid differentiate in dataInit add and edit forms

How I can differentiate in the dataInit event wether am I adding new data or editing it? Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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229 views

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javascript - Relatively sizing HTML Canvas

The HTML5 <canvas> element does not accept relative sizes (percent) for its width and height properties. What I'm ... div> </body> </html> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - NodeJS 7: EventEmitter + await/async

How we can end an async function from a callback passed to an event emitter without promisifing the event emitter? ... to do with this question. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Google Map V3 context menu

I am looking for a Google Map V3 context menu library. I have found some code examples here Gizzmo's blog Google ... the time to test it yet. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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389 views

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javascript - Bootstrap Typeahead Only Allow List Values

Is it possible to limit a user's selection to the predefined data-source items for a Bootstrap Typeahead item ... http://cruiseoutlook.com/test See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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335 views

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javascript - How to scroll within a div with jQuery animate() function?

I have this code snippet which scrolls the entire body to a particular location → $('html, body').animate({ ... as one of its css rule. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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425 views

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javascript - AWS Lambda HTTP POST Request (Node.js)

I'm relatively new to AWS lambda function and nodejs. I'm working on to try and get the list of 5 cities in ... an HTTP POST request in node.js? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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