Recent questions tagged Javascript

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247 views

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javascript - How can I write and test ECMAScript 6 code now?

I would like to start writing code using the up and coming ECMAScript 6 (ES6) so as to start ... error: SyntaxError: Unexpected identifier See Question&Answers more detail:os...

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

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227 views

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javascript - Using variables in MongoDB update statement

I am trying to use a variable as the field name in an update statement and it is not working at all, any suggestions ... field : target } } ); } See Question&Answers more detail:os...

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

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382 views

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javascript - Greasemonkey @require jQuery not working "Component not available"

I've seen the other question on here about loading jQuery in a Greasemonkey. Having tried that method, with this ... Code: // ==UserScript== 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 - Firebase Project Results in "Auth/network-request-failed" error on login

I'm running into a strange problem with my Cordova Project that uses Firebase. It works perfectly in browser, but ... , thank you so 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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700 views

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javascript - HTML5 Canvas - How to draw rectangle over image in canvas

Actually, I am able to do it using img.onload function. Something I got from 'HTML5 Canvas - How to Draw a line ... </script> </body> </html> See Question&Answers more detail:os...

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

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223 views

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javascript - Ruby on rails - PUT method on update ajax

Could someone tell me why this PUT method doesn't work please. $.ajax({ type: "PUT", dataType: "script", url: ... .4ms) I'd appreciate any 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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258 views

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javascript - Dynamically load Web Components / HTML Imports?

How would you go about dynamically loading a web component - in response to a url route change for example? ... ? Perhaps Google Polymer helps? See Question&Answers more detail:os...

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

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427 views

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javascript - Angularjs input[placeholder] directive breaking with ng-model

So first day on the job with angularjs and i'm not quite getting it. I'm trying to mimic an html5 ... seems super simple but i'm lost See Question&Answers more detail:os...

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

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874 views

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javascript - How to pass required module object to puppeteer page.evaluate

Puppeteer version: 1.0.0 Platform / OS version: Windows 10 Node.js version: 8.9.3 Here is my code: ... : ReferenceError: varname is not defined 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 - Delay between each iteration of foreach loop?

so I am making a simon says game. This function displays the current sequence. The problem with it right now is that it ... (300, 1.0); }) } See Question&Answers more detail:os...

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

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587 views

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javascript - How to wait for guards in Angular

If i specify three guards on a route, it seems as though all guards are evaluated immediately. {path: '', ... there any way to achieve this? See Question&Answers more detail:os...

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

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355 views

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javascript - How to update observable array element in knockoutjs?

I have following JavaScript array, [{"unitPrice": 2499,"currency":"$","productId":1,"retailerId":1," ... error productQuantity is not a function 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

1 answer

javascript - Unable to get property 'createRange' of undefined or null reference

The following code, which worked well right up until I upgraded to windows 8.1 / Internet Explorer 11, is now throwing ... seem to work ...??? See Question&Answers more detail:os...

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

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300 views

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javascript - "download" instead of "open" a text file

In an GWT App, I would like to have a button which when clicked will download a file at a given url. It' ... suggest a solution for me? 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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213 views

1 answer

javascript - How to use a lower resolution image for mobile?

I'm designing a responsive site using media queries to change the layout as the viewport size changes. For mobile, ... using CSS? 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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350 views

1 answer

javascript - How to customize Ant.design styles

Who knows how to customize Ant.design styles in proper way? For example, I want to change the default backgroundColor ... or smth. like this. See Question&Answers more detail:os...

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

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465 views

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javascript - Unknown provider: $rootElementProvider when using $injector to get $location service before angular.bootstrap

Hello I am trying to manually bootstrap an angular app, but there is some business that needs to be taken ... angular.bootstrap? Thanks a ton! See Question&Answers more detail:os...

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

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292 views

1 answer

javascript - Blinking fixed header in site with scrolling animation

So I'm putting a website together which will have a few css3 animations triggered on the scroll event. ... blinking? (Ideally without 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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373 views

1 answer

javascript - configure angularjs module to send patch request

I am totally new to AngularJs. I am trying to send a PATCH request using Angularjs to Django Tastypie ... requests, specially PATCH request See Question&Answers more detail:os...

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

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205 views

1 answer

javascript - DOM : How to detect a new child elements?

I want to detect the insertion of a new div element only as a direct child of the parent div. Example: <div id=" ... id="child3"></div> </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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313 views

1 answer

javascript - Trigger a function when an element gets enabled/disabled

This seems like a relatively simple thing but I can't find anything anywhere on how to do it. I have a ... users returned in an async request. See Question&Answers more detail:os...

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

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505 views

1 answer

javascript - Passing "#" hash symbol in request parameter of url not working in Firefox

I am hitting a struts action using AJAX, everything is fine but there is problem with Firefox , when i ... var xmlHTTP = getXMLHTTPRequest(); See Question&Answers more detail:os...

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

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373 views

1 answer

javascript - Trap the enter key, but not when choosing the browser's autocomplete suggestion

I have some textboxes on a page and I want to click a link when the user presses enter in any of them. ... feel free to offer jQuery 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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534 views

1 answer

javascript - Get currency symbol angular 2

I'm building an application using angular 2 and currency pipe, but I can't find a way to get the currency ... only the $symbol, not the number 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 - Is there memory leak issue if not calling clearTimout after calling setTimeout

After calling setTimeout, is there memory leak issue without calling clearTimeout? Thanks. See Question&Answers more detail:os...

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

0 votes

373 views

1 answer

javascript - Why can I not nest Route components in react-router 4.x?

How in the world does one use nested routes in react-router, specifically, version 4.x? The following worked ... compliance to nest a route? See Question&Answers more detail:os...

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

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203 views

1 answer

javascript - jQuery to call Action Method in ASP.NET MVC C# by Ajax

I have tried for hours to get this working, and I am really hoping one of you knows (a heck of a lot) ... alert), but the breakpoint does not. See Question&Answers more detail:os...

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

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240 views

1 answer

javascript - onclick not working with button

I am trying to make a javascript function work on pressing search button but the function doesnt seem to run. Please ... an alert box!"); } See Question&Answers more detail:os...

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

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