Recent questions tagged Javascript

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javascript - jQuery event to detect when element position changes

I would like to know if there is a jQuery event that I can use to determine when a particular DIV's top ... to get the X/Y coordinates. See Question&Answers more detail:os...

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

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397 views

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javascript - How to mock es6 class using Jest

I am attempting to mock a class Mailer using jest and I can't figure out how to do it. The docs don't ... using Jest? Many thanks for helping! See Question&Answers more detail:os...

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

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288 views

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javascript - Detect any change in localStorage?

Is there any way to detect any change in HTML5 localStorage and then call certain functions if there is any change ... there is any change... 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 - Difference between document.referrer and window.parent.location.href

Here's the situation: there is a site, and it belongs to the client, so it's not on my domain, lets say ... one will work and another won't? See Question&Answers more detail:os...

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

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648 views

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javascript - Google Maps V3: Check if marker is present on map?

In Google Maps V3, is there a way to check whether a marker is actually present on the map? I have markers ... is visible on the map? 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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265 views

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javascript - Is there anyway to have a textarea "autofit" height based on the content at page load?

Is there anyway through CSS or Javascript set the height of the textarea based on the content? I have a hardcoded ... scroll bar on page load? See Question&Answers more detail:os...

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

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892 views

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javascript - NotReadableError: Failed to allocate videosource

I get this error in Firefox 51 when I try to execute the following code and when I select my laptop's ... s not allocated to other application. See Question&Answers more detail:os...

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

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302 views

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javascript - How to output html through AngularJS template?

<h1>{{ revision.title }}</h1> <div ng-bind-html="revision.content"></div> The title outputs fine, but the ... way? EDIT: AngularJS version: 1.2 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 - Jquery to get the name of the current html file

If you are on http://www.cnn.com/2012/11/09/opinion/brown-pakistan-malala/index.html can you get Jquery to ... the-name-of-the-current-html-file 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 - Node.js crashes when using long interval in setinterval

function createSasTokenTimer() { console.log("Hello"); } setInterval(createSasTokenTimer, 3000000); I run this code and ... works as I wrote. See Question&Answers more detail:os...

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

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250 views

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javascript - Google maps API: Cannot read property '__e3_' of undefined

Here is the Listener I'm adding - var map; var geocoder; function initialize() { var myOptions = { zoom: ... searching. But got no solution. See Question&Answers more detail:os...

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

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647 views

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javascript - jQuery: Uncaught Error: Syntax error, unrecognized expression

console.log($('"#'+d+'"')); In my HTML, I have: <div id="2013-10-23"> <h1>5</h1> <p> ... : Syntax error, unrecognized expression: "#2013-10-23" See Question&Answers more detail:os...

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

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420 views

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javascript - C3JS - Cannot read property 'category10' of undefined

I tried this c3.js code from jsfiddle (https://jsfiddle.net/varunoberoi/mcd6ucge) but it doesn't seem to work ... jsfiddle and not in my local. 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 - Chrome: Will an error in code invoked from the dev console trigger window.onerror?

I'm trying to debug our handling of window.onerror. I've created a function that will throw an error ( ... console not trigger window.onerror? See Question&Answers more detail:os...

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

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327 views

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javascript - Node require absolute path

I have a directory that looks like this: -- app/ |- models/ |- user.js |- config.json I want my user.js ... to avoid using require('../config'). See Question&Answers more detail:os...

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

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246 views

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javascript - Cannot call 'start' of undefined when starting backbone.js history.

I get Cannot call 'start' of undefined when calling... Backbone.history.start() When running some checks Backbone ... the cause of 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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512 views

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javascript - How do I disable drag and drop in fullcalendar

I am using FullCalendar throughout my project and i need to display it in one area of my site where events are ... month view. Any ideas please. See Question&Answers more detail:os...

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

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922 views

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javascript - How to fix Error: Not implemented: navigation (except hash changes)

I am implementing unit test for a file that contain window.location.href and I need to check it. My jest ... then check string and return error See Question&Answers more detail:os...

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

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957 views

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javascript - HTML5 <input type=“date”> - onChange Event

Is possible to detect in event onChange for <input type= date >, when user using graphical calendar and ... interested in VanillaJS solutions. 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 - Why does $("body") == $("body") return false?

How come the equation in the title is false? How do check if two jQuery selectors point to the same DOM object? See Question&Answers more detail:os...

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

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275 views

1 answer

javascript - Regular Expression For At Least One Number

How would you create a regular expression for a value that should contain at least one number? The user can enter ... 6,20} Neither are working. 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

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javascript - Sequelize update with association

In sequelize it's possible to create a row and all it's association in one go like this: return Product.create( ... , include: [model.profile]}) See Question&Answers more detail:os...

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

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248 views

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javascript - jQuery - equivalent to each(), but for a single element

What's the jQuery equivalent for each(): $(".element").each(function(){ // do stuff }); when attaching ... to a single element, like #element ? See Question&Answers more detail:os...

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

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720 views

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javascript - How to correctly use Vue JS watch with lodash debounce

I'm using lodash to call a debounce function on a component like so: ... import _ from 'lodash'; export ... And what is the correct usage? See Question&Answers more detail:os...

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

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340 views

1 answer

javascript - iOS return bad value for window.innerHeight/Width

I'm using window.innerHeight and window.innerWidth instructions to get the browser's available window size. It's ... parameter with no success. 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

1 answer

javascript - npm package.json scripts not being called

I have the following scripts section in my projects package.json: "scripts": { "seed": "node bin/seed", " ... Seed is not even a dependency. See Question&Answers more detail:os...

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

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480 views

1 answer

javascript - Element's coordinates relative to its parent

The method el.getBoundingClientRect() gives a result relative to the viewport's top-left corner (0,0), not ... el.offsetLeft and so on? See Question&Answers more detail:os...

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

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254 views

1 answer

javascript - How to create "svg" object without appending it?

Consider the following code: var svg = d3.select('#somediv').append("svg").attr("width", w).attr( ... _makesvg() factory mentioned above? See Question&Answers more detail:os...

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

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