Recent questions tagged Javascript

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javascript - Why Is My Contenteditable caret Jumping to the End in Chrome?

Scenario I have a contenteditable <div> area, and within this area I may have some <span contenteditable=" ... difficulty I currently have. 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 there a standard for the event order of click and change on a checkbox?

I've noticed that the order of 'click' and 'change' events are different in Chrome and Firefox. See this ... about this in the W3C documents. See Question&Answers more detail:os...

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

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386 views

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javascript - Multiple hash signs in URL

Or maybe you call it "sharp" - the # symbol. I've came across one instance, where #! and # ... /specification how Google crawlers see things. 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 Prevent Multiple Copies Of React from Loading?

In my previous Meteor app, using browserify, and React, all was working until I switched to meteor webpack. I use ... 'react-dom': 'ReactDOM' } 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 - Load partial view in a div MVC

I have a button on my MVC view on click of it, it should add a partial view in a 'div', by calling an ... itself not a click of button Any Idea? See Question&Answers more detail:os...

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

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430 views

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javascript - Wait for text to appear when using Puppeteer

I wonder if there's a similar way as in Selenium to wait for text to appear for a particular element. I've tried ... '.count', {visible: true}); See Question&Answers more detail:os...

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

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283 views

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javascript - Prevent select on input text field

I am trying to prevent selection on an input field with the following considerations Prevent selection using mouse ... Thanks for your help See Question&Answers more detail:os...

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

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322 views

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javascript - Named export vs exporting an object

Why does this work: const str = 'stuff'; export { str }; But not this: export default { str: 'stuff' }; I'd like ... 'stuff' | ^ 42 | }; 43 | See Question&Answers more detail:os...

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

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293 views

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javascript - Add to Jquery-ui sortable list

Simple question about Jquery-UI sortable lists I have made: <div id="adder"> <input type="text" name="add1" ... of the jquery-ui sortable list? See Question&Answers more detail:os...

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

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571 views

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javascript - Can I use jquery to remove/negate css !important rule?

If there is a CSS rule that uses !important, is there a way to remove the !important rule so that I can make ... rule so I need a work-around. See Question&Answers more detail:os...

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

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332 views

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javascript - console.log() doesn't work in Safari 6.0 Web Inspector

console.log('hi'); undefined Is there any similar implementation in 6.0? or Did I do something wrong? See Question&Answers more detail:os...

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

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235 views

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javascript - Passing Data Using React-Native Navigation

Im trying to pass data between screens in my app. Currently I am using "react-native": "0.46.0", "react- ... these values what am I doing wrong? See Question&Answers more detail:os...

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

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394 views

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javascript - SVG renders but gets cut off in Firefox only - why?

I am using d3js, which uses SVG, to create a chart. View it at www.uscfstats.com/deltas (use 12842311 as ... does this work and what happened? See Question&Answers more detail:os...

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

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410 views

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javascript - Does React use requestAnimationFrame? If so, how does it use it?

I found 2 sources where it kind of says that React is using requestAnimationFrame On this blog post about Om, a ... to use it with React? See Question&Answers more detail:os...

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

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247 views

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javascript - jQuery Plugin Check Version

When writing a new jQuery plugin is there a straightforward way of checking that the current version of jQuery is ... in some form or another. See Question&Answers more detail:os...

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

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270 views

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javascript - Angular2 Directive: How to detect DOM changes

I want to implement Skrollr as an Angular2 attribute directive. So, the format may be: <body my-skrollr> ... am I approaching this incorrectly? See Question&Answers more detail:os...

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

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360 views

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javascript - How can I complete Observable in RxJS

Let's say we have an Observable: var observable = Rx.Observable .fromEvent(document.getElementById('emitter'), ... all subscribed Observers) ? 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 - How to remove value from FormData

Here is a way to append file to FormData : var data = new FormData(); jQuery.each($('#file')[0].files, ... remove or modify a value from data See Question&Answers more detail:os...

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

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488 views

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javascript - Flip vertically a background-image every time it repeat-y

I'm searching for a trick that repeat my background image vertically, but every time the image is repeated I want ... pure css. Thank you all! 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 - Passing an event object to enzyme .simulate

I am using Jest and Enzyme to test a React checkbox component. This is my test: it('triggers checkbox onChange ... sure how to do this. 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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346 views

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javascript - Center (proportional font) text in an HTML5 canvas

I would like to be able to center single lines of text within rectangular areas I can calculate. The one thing I ... at a font size I know? See Question&Answers more detail:os...

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

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629 views

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javascript - How can I make a group of checkboxes mutually exclusive?

I have to make mutually exculsive checkboxes. I have come across numerous examples that do it ... ajax-mutuallyexclusive-checkbox-extender See Question&Answers more detail:os...

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

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733 views

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javascript - The token '&&' is not a valid statement separator in this version

On the way of installing Webpack on my React Project, the following problem hinders my progress: last step to ... -scss-modules-for-webpack/ See Question&Answers more detail:os...

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

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359 views

1 answer

javascript - Getting http/https protocols to match with <iframe> for maps.google.com

I am trying to use an <iframe> include of a google map, however the console is throwing several errors due to ... fix this to make them match? See Question&Answers more detail:os...

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

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225 views

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javascript - Using the PUT method with Express.js

I'm trying to implement update functionality to an Express.js app, and I'd like to use a PUT request to send ... PUT, or what's going wrong. See Question&Answers more detail:os...

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

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281 views

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javascript - Add to browser history without page reload

Basically, I have a page that contains a form. When a user submits that form, a Javscript function is called and ... ='formBox'>first form</div> See Question&Answers more detail:os...

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

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413 views

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javascript - Angular 2 conditionally add attribute directives

I've seen two questions here how to conditionally add and remove attributes on an item (Is it possible to ... they are for AngularJS (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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611 views

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javascript - Destructuring Variables Performance

Is there a performance difference, if any, between writing const color = props.color; vs const { color } = props; Also ... }}>Hello</h1>; }; See Question&Answers more detail:os...

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

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