Recent questions tagged Javascript

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javascript - linking nodes of variable radius with arrows

I have some circles/nodes of different radius and I have to connect them with paths having arrow ends. Here's ... the surface of the circles? 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 - jQuery load multiple html files in one element

How do i load multiple html files and putting them into a specified html element? I tried with no changes: $(' ... load('file.html,pippo.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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172 views

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javascript - Merge two dataURIs to create a single image

I want to generate images consisting of a label and an icon. The label part is going to vary a lot (50-100) ... I do this on the client side? 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 - Finding whether the element exists in whole html page

I want to check whether an element exists in the whole page or not. Is there any way to know if the ... exists, it also would 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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javascript - Is a function hoisted if it is defined within an if condition?

So suppose I have something like this var x = 1; if (function f(){}) { x += typeof f; } x; This ... always hoisted to the top of the scope? See Question&Answers more detail:os...

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

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617 views

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javascript - fullcalendar.js v4 - How to set html in title?

Does anyone have a solution for getting FullCalendar.js v4 to render the title as html? All the old ways of ... info.el.innerText; return info 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 - How to access id attribute of any element in Raphael

I'm using Raphael for drawing some elements on a website. The elements include rectangle, line (path). I ... pointer will be helpful. Thanks See Question&Answers more detail:os...

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

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816 views

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javascript - Disable print preview in Chrome

Is there a way to disable the print preview in Chrome using javascript? I need to open a pop-up in a ... the print preview through a JavaScript? 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 - Can I use TypeScript without RequireJS?

I have two classes in different files: export class ActionsCollection{ constructor(greeting :string){ this.greet( ... besides modules for Gulp. 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 - Purpose of Static Methods in ECMAScript 6 Classes

What sort of issues with ES5 are static class methods in ES6 supposed to deal with? The Babel documentation has the ... THREE.Matrix4(); } } See Question&Answers more detail:os...

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

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227 views

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javascript - How can I create a XMLHttpRequest wrapper/proxy?

These methods that come to mind, what are the pros and cons of each? Method 1: Augment native instance var ... apply(this.xhr, arguments); } See Question&Answers more detail:os...

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

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474 views

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javascript - JQuery - Write to opener window

I have an HTML page that opens another page via JavaScript. When a user clicks a button in the other page, I ... anyone know how to do 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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173 views

1 answer

javascript - How to style canvas elements with CSS

I have a lot of figures and elements drawn in the a HTML canvas. All of them have different colors, ... /jsfiddle.net/nedyalkov/ysgLqqh3/1/ See Question&Answers more detail:os...

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

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169 views

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javascript - JQuery: How to get assigned font to element

Is it possible to retrieve the assigned font of an element in jQuery? Let's say there is css: #element { ... '); returns just blahblah,Arial; See Question&Answers more detail:os...

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

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197 views

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javascript - Update an object with matching properties and ignore new properties

I'm using Typescript and I would like to update an object with another, only on the matching keys. // ... null); console.log(current); See Question&Answers more detail:os...

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

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447 views

1 answer

javascript - After build via Webpack 5 app stoped working on Internet Explorer (IE11)

As announced in Webpacks 5.0 release blog post build still works in most browsers after a few minor adjustments ... have ES5 as output target? See Question&Answers more detail:os...

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

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344 views

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javascript - Prevent click event in jQuery triggering multiple times

I have created a jQuery content switcher. Generally, it works fine, but there is one problem with it. ... being triggered multiple times? See Question&Answers more detail:os...

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

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295 views

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javascript - Get element from which onclick function is called

I have a button with a onclick attribute which is pointing to the function test(). <button onclick="test()" ... : https://jsfiddle.net/c2sc9j9e/ See Question&Answers more detail:os...

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

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213 views

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javascript - Check if <a href="tel:5555555"> is supported

Is it possible to check if a phone number hyperlink is supported by a browser? EG: Check if <a href="tel: ... things like iPod/iPad etc. Thanks. See Question&Answers more detail:os...

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

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148 views

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javascript - How to use addEventListener

I was making a script that creates div elements each time a button is pressed. Originally I had the function called ... ').value)); </script> See Question&Answers more detail:os...

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

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260 views

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javascript - Scrollbar shifts content

I have: I have several web pages both with this outline: <body> <div id="container"> CONTENT </div> </ ... the scrollbar show up on all pages? See Question&Answers more detail:os...

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

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1.5k views

1 answer

javascript - trigger click event in iframe parent window

<div id="main"> <a id="mainp" >Parent Window</a> <iframe id="iframeindex" src="iframeindex.html" > </ ... i send trigger event to parent window. See Question&Answers more detail:os...

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

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191 views

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javascript - jQuery - Calling .trigger('click') vs .click()

In jQuery what is the better way to trigger an event such as click? Using the .trigger('click') function or calling ... ('click') or .click()? See Question&Answers more detail:os...

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

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342 views

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javascript - Electron 'contextBridge'

To provide suitable levels of security when loading remote content, it is stated that a BrowserWindow's ... is also highly appreciated. See Question&Answers more detail:os...

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

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370 views

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javascript - .body.scrollHeight doesn't work in Firefox

.body.scrollHeight does not work in Firefox. See: http://jsfiddle.net/gjrowe/X63KR/ What is the correct syntax to use instead? See Question&Answers more detail:os...

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

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612 views

1 answer

javascript - Serving static pdf with react webpack file loader

I'm serving up some static files like images and fonts, without any problem. When I try to do the same ... files when using the file loader? See Question&Answers more detail:os...

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

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178 views

1 answer

javascript - ReactJS: what is the difference between functional component and class component

Could anyone can explain in detail the difference between functional component and class component in ReactJS? When ... the class component? See Question&Answers more detail:os...

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

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576 views

1 answer

javascript - Mongoose: Cast to ObjectId failed for value

I'm trying to specify the schema of my db in mongoose. At the moment I do this: var Schema = mongoose.Schema; ... mongoose . How can I fix 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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