Recent questions tagged JavaScript

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javascript - Equivalent of Angular 1 otherwise route in Angular 2

I'm using Angular 2 routing for my application and it works pretty well but I have no idea how to ... ', component: SubscriptionComponent} ]) See Question&Answers more detail:os...

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

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470 views

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javascript - AngularJS ng-repeat array of arrays

Is it possible to use ng-repeat with an array of arrays? Here's my view: <div ng-repeat="item in items"> <p>{{item}}< ... : 1 2 3 4 5 6 7 8 9 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 permission: 'name' member of PermissionDescriptor 'camera' is not a valid value for enumeration PermissionName

I'm making a web app that needs to check whether user camera access permission has been granted or not using ... help me please ? 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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javascript - JQuery: Change value when value of other input field is changed

I want to change the value of an input field whenever the value of another one is changed. I've tried for a while ... ); }? Here's the fiddle. See Question&Answers more detail:os...

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

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359 views

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javascript - jQuery selector to grab cells in the same column

Given a multirow, multicolumn table, how can I select all cells in the same column as any arbitrary cell (e. ... without extra classes or IDs.. See Question&Answers more detail:os...

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

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581 views

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javascript - Installing Angular Material, "Failed to instantiate module ngMaterial" even though I'm using angular version 1.3.0

This is very frustrating, Im using a mean.js yeoman generated application and can't get to seem to get angular- ... in advance for 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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javascript - Get properties of class in typescript

I've the following class: export class Test { private _rowsCount: string; public get RowsCount(): string { return ... have a solution? 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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315 views

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javascript - Can I use reactJS library in react-native?

Well, this might be a silly question but I want to clarify the reason. React-Native imports nodeJS ... reactJS components including 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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javascript - Bitwise operations on non numbers

Somehow, JavaScript makes sense of the bitwise operations NaN ^ 1, Infinity ^ 1 and even 'a' ^ 1 (all ... the examples above evaluate to 1? See Question&Answers more detail:os...

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

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516 views

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javascript - How do you set focus to the HTML5 canvas element?

I'm using the HTML5 <canvas> element in Firefox 2.0.0.16 and in Safari 3.1.2, both on my iMac. ... Any insight would be appreciated. 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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700 views

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javascript - Datalist arrow not coming in ie and firefox

Hi I am using a datalist tag for a dropdown as in the fiddle. I am getting the arrow for dropdown in chrome only ... </datalist> </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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523 views

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javascript - How to relax Content Security Policy with meta tag

I'm trying to override the Content Security Policy using a specific meta tag for some pages. I've been ... the server configuration? 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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404 views

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javascript - How can I detect when an editable polygon is modified?

How can I detect when an editable polygon is modified (point moved, point added, point removed) or dragged? ... list mouse events for Polygons. See Question&Answers more detail:os...

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

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948 views

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javascript - Uncaught SyntaxError: Unexpected token = in Google Chrome

I have a javascript function which accept an optional parameter. This works fine in Firefox, but in Google Chrome ... can't realize my problem. 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 - Why do I need to comment the <script> tag in HTML?

Most examples I've seen have scripts in a html page being enclosed by  I've tried writing ... used and what function does it serve? See Question&Answers more detail:os...

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

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435 views

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javascript - Why should my Redux store be serializable?

When reading the redux docs I found this: Still, you should do your best to keep the state serializable. Don' ... #1? Any ideas are 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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958 views

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javascript - Is it possible to e.preventDefault in window.onPopState?

I'm trying to stop the user from going back in my web app. For this I tried catching the window.onpopstate ... Or am I doing something wrong? See Question&Answers more detail:os...

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

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612 views

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javascript - Embed youtube videos that play in fullscreen automatically

So what I'm trying to do is have fullscreen video across my website. But I would like to auto play a ... in advance for your help, cheers! See Question&Answers more detail:os...

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

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287 views

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javascript - Js change object inside array in for each loop

I want to change the current object in for each loop and it does not work, Why it is not working and how can i do ... : 1} }); console.log(arr); See Question&Answers more detail:os...

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

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417 views

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javascript - How to change the jquery mobile flip switch state from code

I have some jQuery Mobile flip toggle switches on my Android/iPad application, and I need to change their ... flip switch state from code? See Question&Answers more detail:os...

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

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500 views

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javascript - Angular ng-repeat groupBy and Keep order

Im using this filter https://github.com/a8m/angular-filter#groupby to order my data like so, and it works ... it does not make any difference See Question&Answers more detail:os...

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

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642 views

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javascript - Pass variable from twig to js

Is there some way to pass variables from twig to javascript file that lay in public/js directory of bundle. Or ... where vars will be used? See Question&Answers more detail:os...

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

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429 views

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javascript - SVG focusable attribute is not working

I used focusable attribute to force SVG elements get focus in HTML document. I need to navigate in SVG elements ... any way to reach purpose? See Question&Answers more detail:os...

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

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405 views

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javascript - Puppeteer Button Press

According to https://github.com/GoogleChrome/puppeteer/blob/master/docs/api.md#pagepresskey-options, you can simulate ... to submit the form? See Question&Answers more detail:os...

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

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597 views

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javascript - POSTing to external API throws CORS but it works from Postman

I am using the imgur api to upload images via a node js app. I am converting images to base64 strings and ... this for hours please 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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499 views

1 answer

javascript - Remove first occurrence of comma in a string

I am looking for a way to remove the first occurrence of a comma in a string, for example "some text1, some ... how to write it, any ideas ? See Question&Answers more detail:os...

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

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519 views

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javascript - Event Listener valid for HTML5 forms

New on HTML5 there's an "invalid" event, to which you can add a listener: document.addEventListener('invalid', ... a Thanks in advance, óscar See Question&Answers more detail:os...

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

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331 views

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javascript - How to check if js code is running on node server or on the client

I want to determine whether my js code is running on the node server or on the client, and store it into a ... the best option? Thanks for 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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