Recent questions tagged javascript

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javascript - Using Media Queries To Only Include JS Files On Mobile

I am trying to use the media attribute to only link my javascript files on to mobile devices, not on desktop ones. ... JS if it is on mobile? 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 - React/JSX dynamic component names

I am looking to render a component based upon a string. Essentially, I am hoping to find the JSX equivalent to ... I turn into JSX and render? 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 current applied style with JS

I was looking at this post How to get the background color of an element using javascript? which confirmed that if you ... ="color:red;"></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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javascript - Character offset in an Internet Explorer TextRange

As far as I can tell there's no simple way of retrieving a character offset from a TextRange object in ... of an Internet Explorer TextRange? 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 - Highcharts Sync charts horizontally

I am trying to build a synchronous charts but aligned horizontally, I did it based on http://www.highcharts.com/ ... div id="container"></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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javascript - MongoDB Aggregate Sum Each Key on a Subdocument

I have multiple documents with this schema, each document is per product per day: { _id:{}, app_id:' ... like the performance is bad.) 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 - Firefox extension: check if window is minimized

I'm trying to keep track of the state of a Firefox window ("maximized", "minimized", "normal", "fullscreen"; see here ... ? I'm at my wits' end. 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 attaching events

I've seen that you can attach events like this <button type="button" id="myButton" onclick="myFunction() ... keep JavaScript and HTML separate. 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 - Chrome extension store large amounts of data

I'm looking for an efficient way to store large amounts of data in my chrome extension. I've got a few txt files ... "js/bootstrap.min.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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javascript - Save before unload

I'm having an application with an interactive canvas and want to save changes on it, before the user exits the ... says "Blocked confirm..." 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 it possible to reverse a Firebase list?

I've read every question on SO about this and I still haven't found an answer to this. So don't ... another product because I love Firebase. 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 - Click trigger on page load (UL > LI)

I have the following HTML code in my website: <div id="gallery"> <ul class="pictures"> <li><a href="#" data- ... trigger("click"); },10); }); 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 - TypeError: undefined is not a function in Angular Resource

When trying to poll a custom method copies on an AngularJS Resource I get the following error at angular.js:10033: ... a method push of course. See Question&Answers more detail:os...

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

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226 views

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javascript - Path to matching key value pair in a nested object

I was trying to implement a search in a nested object. // Returns an array of matching objects function ... function to obtain required result 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 trigger the default action/event of a HTML link (anchor element)?

How could one trigger the default action/event of a HTML link (anchor element)? That is to use JavaScript/jQuery ... when a link is clicked). See Question&Answers more detail:os...

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

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338 views

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javascript - How to make Discriminated Unions work with destructuring?

Consider the following three types in which MainType is union of Type1 and Type2. If kind is "kind1" then data ... there any way to fix it. See Question&Answers more detail:os...

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

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157 views

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javascript - How to get local variable by its name in JS?

Working example with global var: var example_var = 'global var example'; var x = function(){ var var_name = ' ... ' + window[var_name]); } 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 create IE11 Bundles with Webpack 5 and Babel 7

How can we compile modern JavaScript into backwards-compatible JavaScript bundles that can be used with Internet Explorer 11 ... 5 and Babel 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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210 views

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javascript - ajax loaded content, script is not executing

I am using jquery address plugin for loading pages, but without hash(#). index.html: <a href="page. ... mesecna_lista click on link Zurka 123 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 - Setters are no longer called when setting properties in object initializers: what does this mean?

On this JS MDN page it says this: JavaScript 1.8.1 note Starting in JavaScript 1.8.1, setters are no longer ... what this is trying to tell 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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323 views

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javascript - Detect High Contrast extension use in Chrome browser

I am trying to make my website accessible in high-contrast mode. In order to detect when high-contrast mode is enabled, ... media="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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545 views

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javascript - nodejs wait for exec in function

I like to integrate exec from nodejs in a custom function to handle all the errors in this one function. const ... function to wait for exec? See Question&Answers more detail:os...

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

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351 views

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javascript - Mutable difference between ES6 named and default exports

When importing/exporting data from ES6 modules, mutability of that data appears to be different between named ... when using named exports. See Question&Answers more detail:os...

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

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158 views

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javascript - jquery focus on load

How to set the focus on a html element ? I use document.getElementById('ID_HTML_wanted').focus(); but my html ... . I user jquery api .focus 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 - MongoDB count distinct value?

Here below show my code. I have to calculate the how many times distinct value repeated. Here i have store distinct ... callback(results); } }); 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 events - jQuery - convert .live() to .on()

How do I go about combining this old jQuery code into the v1.7 .on()? v1.3 .live(): $('#results tbody tr'). ... on() allows me to do. Thank you! 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 - How does Angular2 Ahead of Time (AoT) compilation work?

Angular 2 comes with the new feature called Ahead of Time (AoT). But after some reading, I still can't really ... different to JIT? Thank you. See Question&Answers more detail:os...

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

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163 views

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javascript - Where are scripts loaded after an ajax call?

suppose you have a simple web page that dynamically loads content that looks like this: - main.html - <! ... /www.arix.com/tmp/loadWithJs/ See Question&Answers more detail:os...

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

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