Recent questions tagged Javascript

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javascript - How do I use Browserify with external dependencies?

I am trying to slowly introduce Browserify into my site, but I don't want to rewrite all the js and I ... trying to achieve. Is this possible? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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554 views

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javascript - Getting selected text position

Currently I'm getting the selected text in the browser doing this: window.getSelection(); Now I need to show a ... in Chrome, not all browsers. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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272 views

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javascript - Why is document.all falsy?

document.all is a non-primitive object in the DOM that is falsy. For example, this code doesn't do anything ... Can someone explain why this is? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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324 views

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javascript - ECMAScript 6: what is WeakSet for?

The WeakSet is supposed to store elements by weak reference. That is, if an object is not referenced by anything ... nor get the current size? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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330 views

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javascript - Difference between Array.length = 0 and Array =[]?

Can some one explain the conceptual difference between both of them. Read somewhere that the second one creates a ... what's happening here. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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323 views

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javascript - Using Inline Templates in AngularJS

I wanted to load an inline view template. I wrapped the template in a script tag of type text/ng-template and set ... </script> </body> </html> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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256 views

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javascript - AngularJS: How do I manually set input to $valid in controller?

Using the TokenInput plugin and using AngularJS built-in formController validation. Right now I'm trying to ... model function somewhere else? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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382 views

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javascript - How to read line by line of a text area HTML tag

I have a text area where each line contains Integer value like follows 1234 4321 123445 I want to check if ... a text area using javascript? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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396 views

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javascript - Why does the value of typeof null change inside a loop?

Executing this snippet in the Chrome console: function foo() { return typeof null === 'undefined'; } for(var i = 0 ... i++) console.log(foo()); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Determine if ajax call failed due to insecure response or connection refused

I've been doing a lot of research and could not find a way to handle this. I'm trying to perform a jQuery ... .responseText); }; request.send(); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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382 views

1 answer

javascript - How to check if input file is empty in jQuery

Brand new to JS. I am trying to check if the file input element is empty when submitting the form with jQuery/ ... error message if it's empty? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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504 views

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javascript - Materialize CSS - Select Doesn't Seem to Render

I am currently working with materialize CSS and it seems I've gotten snagged with the select fields. I'm using the ... /div> </div> </form> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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279 views

1 answer

javascript - Run setTimeout only when tab is active

Is there a way to stop setTimeout("myfunction()",10000); from counting up when the page isn't active. For ... 've come back for another 8000ms. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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464 views

1 answer

javascript - JQuery - animate moving DOM element to new parent?

I have an image tag inside of a table cell, that I'd love to move to another table cell, and have that ... with JQuery. Any ideas? Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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291 views

1 answer

javascript - Restoring console.log()

For some reason, the prototype framework (or another JavaScript code) that is shipped with Magento is replacing standard ... way to solve this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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413 views

1 answer

javascript - Listen on HTTP and HTTPS for a single express app

Can I create an Express server listening on both HTTP and HTTPS, with the same routes and the same middlewares? Currently ... } ).listen( 443 ); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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310 views

1 answer

javascript - Is Number.IsNaN() more broken than isNaN()

Soooooo isNaN is apparently broken in JavaScript, with things like: isNaN('') isNaN(' ') isNaN(true) isNaN ... understanding the point of isNaN? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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389 views

1 answer

javascript - RegEx: How can I match all numbers greater than 49?

I'm somewhat new to regular expressions and am writing validation for a quantity field where regular expressions ... only integers are used) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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314 views

1 answer

javascript - Is there a way to get Chai working with asynchronous Mocha tests?

I'm running some asynchronous tests in Mocha using the Browser Runner and I'm trying to use Chai's expect style ... it becomes very clunky... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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713 views

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javascript - How to create a modal in moodle using mustache Template

How can i create a modal in moodle using mustache Template, the js must be in a separate file, i don't ... for "amd/srcmodal" http://requirejs.org/docs/errors.html#scripterror...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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471 views

1 answer

javascript - What's the cleanest way to import a third party library with webpacker?

I'm trying to use BeePlugin package in a Rails project and it raised the question of how to import properly a library using ... }); } $(document).on("turbolinks:load", initBee);...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

321 views

1 answer

javascript - Nested JSON data into Datatable not working

So I have a pretty long (nested) JSON array (I've minified it): { "items" : [ { "track" : { "album" : ... the Datatables (Datatables) and followed it, but it still doesn't work......

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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313 views

1 answer

javascript - what is the best way to switch urls in got?

I was doing some simple scraping using got and jsdom and I faced a challenge: what is the best thing to do in case ... }) but it doesn't work properly. I appreciate any guidance....

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

320 views

1 answer

javascript - Showing error during using overwritepermission

I was expecting to give everyone 10 sec to type and then remove the permission but the script is not working. if (message. ... the Node.js process with a non-zero exit code.```...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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531 views

1 answer

javascript - textMessage.getBoundingClientRect is not a function

I'm creating some text animation using css and javascript. I have two sections that share the same classes. I'm selecting the classes in ... </p> </div> </section> </body> </html>...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

275 views

1 answer

javascript - passing parameters into sql insert

I have an insert query, where i am inserting a string into my db2 database, but the string may include " or '. could I ... what I have right now... thanks for help in advance :)...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

310 views

1 answer

javascript - Manipulate JSON from TypeScript

I have the following JSON data. [{'connectionId': 1, 'roomId': 140, 'connectionName': 'Hai'}, {'connectionId': 1, ' ... 140] , 'connectionName': 'hello'} ] How to solving this?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

683 views

1 answer

javascript - How to fade in and fade out text in loop

I want the text to fade in and fade out in the loop never stop it. like, come fade in then out again and again with HTML ... out i want fade in and out in loop never stop it.</h1>...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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