Recent questions tagged javascript

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javascript - How to return only value of a field in mongodb

After applying the find operation in mongodb.. i get the following list of documents.. db.users.find(....) i got ... } ) but it is giving 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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151 views

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javascript - Listing files of a directory in a static webpage

Is there any way to list the files of a directory in a static webpage with the link to view the file? I would ... Is there any way to do that? See Question&Answers more detail:os...

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

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120 views

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javascript - Easiest way to get list of files in the server directory

I need to get array of all images (or simply of all files) in directory (e.g. www.example.com/images/). I ... good at this. Thank you very much! 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 - How to get proxy's handler from proxy object?

For example, if I have this handler/proxy (from the MDN example)... var handler = { get: function(target, ... after you already have a proxy. See Question&Answers more detail:os...

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

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341 views

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javascript - Access-Control-Allow-Origin not working for iframe within the same domain

I'm trying to access an iframe within a subdomain and get a cross domain error. Here is the code of example ... of an iframe within a subdomain? See Question&Answers more detail:os...

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

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540 views

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javascript - Strange JQuery Error "code 501, message Unsupported method OPTIONS"

I am learning the JQuery Get method. I start up a Python HTTP server: (just typing command "Python -m ... server. Can anyone help me? See Question&Answers more detail:os...

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

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258 views

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javascript - clearRect does not clear the canvas when drawing vertical lines

I hit a weird edge case building something with canvas at work. clearRect does not clear the canvas when ... /jsfiddle.net/kZj6F/ 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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290 views

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javascript - AngularJs. Is it possible to deselect HTML “radio” input by click?

I have radio inputs and want to ucheck state by click on radio if current radio is checked. This code: < ... ://jsfiddle.net/Zoomer/8s4m2e5e/ See Question&Answers more detail:os...

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

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613 views

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javascript - JSON Remove trailiing comma from last object

This JSON data is being dynamically inserted into a template I'm working on. I'm trying to remove the trailing ... need to remove this comma! ] See Question&Answers more detail:os...

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

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263 views

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javascript - innerHTML can't be trusted: Does not always execute synchronously

To see the problem in action, see this jsbin. Clicking on the button triggers the buttonHandler(), which looks ... the latest version of chrome. See Question&Answers more detail:os...

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

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393 views

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javascript - Which date formats are IETF-compliant RFC 2822 timestamps?

I need to parse dates in JavaScript. The format is [2 digits day]/[2 digits month]/[4 digits year] [2 ... with examples of the allowed formats? See Question&Answers more detail:os...

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

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506 views

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javascript - Base64 PDF in new tab shows Blank Page before Refresh

The title says it all really... I have a base64 pdf string which I append to: data:application/pdf;base64, ... . https://jsfiddle.net/o7upp4d8/ See Question&Answers more detail:os...

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

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170 views

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javascript - Why is chrome.runtime undefined in the content script?

I have a very simple chrome extension, where I'm trying to pass a message from the background script ... extension" with developer mode See Question&Answers more detail:os...

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

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337 views

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javascript - Square brackets surrounding parameter in function definition

I came across the following code in the Ember CLI website: export default Ember.Helper.helper(function([value]) ... why in function definition? See Question&Answers more detail:os...

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

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309 views

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javascript - HTML select element onchange trigger for already selected option

I have the following HTML containing a drop down list (single selection) <script type="text/javascript"> $( ... snippet provided for brevity.] See Question&Answers more detail:os...

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

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294 views

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javascript - Angular JS 'Startswith' custom filter

So I've been trying a while to make a custom filter that searches for the 'Startswith' parameters rather ... help would be greatly 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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328 views

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javascript - Get element width in px

How to get element width in pixels (px)? jQuery always returns value in percent (pct). HTML <span class="myElement ... // returns '100' 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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577 views

1 answer

javascript - history.pushstate fails browser back and forward button

I'm using jQuery to dynamically load content in a div container. The server side code detects if the request is AJAX or ... .attr('href')); }); See Question&Answers more detail:os...

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

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127 views

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javascript - How to have protractor reliable results?

I'm using Protractor (v 1.3.1) to run E2E tests for my Angular 1.2.26 application. But sometimes, ... reliables E2E tests with protractor? JM. See Question&Answers more detail:os...

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

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445 views

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javascript - setInterval not working (firing only once) in Google Chrome extension

Just as the title says: setInterval is only firing its callback once. manifest.json: { //... "content_scripts" ... (even in a bookmarklet). See Question&Answers more detail:os...

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

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308 views

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javascript - Why does the jQuery JSON parser need double escaping for backslashes?

I have trouble wrapping my head around a peculiar feature of the JSON data format. The situation is as ... such double escaping necessary? See Question&Answers more detail:os...

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

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146 views

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javascript - Will an html image tag execute in the head tag

So a lead tracking company needs a link to fire and it was in the head tag...will it fire. <head ... --austin_1_bedroom_apartments-P'> </head> 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 - Hide or change the value label for a range input in IE10

I have a range input with a custom label displaying text which corresponds to the input's value. This works ... label. Demo: jsfiddle.net/KzWrs See Question&Answers more detail:os...

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

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110 views

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javascript - Is it possible to remove individual values from an file input multiple element?

I'm trying to remove or somehow nullify a single value in a single input for multiple files. Let's say we ... . Any help is greatly 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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234 views

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javascript - Chrome mousedown and mouseup events no longer working, other browsers are fine

As of today (or yesterday, didn't notice it then), mousedown and mouseup events are no longer working. I am ... Then they stop again.. Regards See Question&Answers more detail:os...

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

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117 views

1 answer

javascript - How to prevent the same service worker from registering over multiple pages?

I have a service worker script that is registering repeatedly over multiple site levels. In other words the same ... it to one entry somehow. See Question&Answers more detail:os...

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

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165 views

1 answer

javascript - JQuery - How do I count the number of elements selected by a selector?

I am using $().fadeOut() to fade items out in a list ( < li> < /li>). When the list is empty I ... get the total count of them using 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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312 views

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javascript - jquery split() and indexOf results in "Object doesn't support this property or method"

I have the following code: var selected = $('#hiddenField').val().split(","); ... if (selected. ... should support indexOf. Is that incorrect? See Question&Answers more detail:os...

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

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