Recent questions tagged Javascript

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javascript - json-schema: how to transform from one json-schema to another

I have the two different json-schemas: schemaA -> A calendar as defined at http://json-schema.org/ ... implement the "transform" 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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javascript - addEventListener to iFrame

I'm tryin to add event listener to mouseup inside iframe object: $("#myIFrame").contents().find("body").bind(" ... This doesn't work. 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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javascript - Find all matching regex patterns and index of the match in the string

I want to find /AA/ pattern in AA-AA-AA subject string. I need to get the matching string and the position (index) ... /AA/g.exec('AA-AA-AA') 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 - Does Ember routing fall back to using a hash if browser doesn't support the History API?

Ember documentation states that it can be set to use the History API for routing rather than hash-based fragments by ... if it isn't supported? 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 - Handle when drawing of polygons is complete in google maps api v3

It seems that drawing of polygons is asynchronous in google maps api v3. Try to click the "Load" button in ... for this should be present. See Question&Answers more detail:os...

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

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529 views

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javascript - Why can event listeners stop working after using element.innerHTML?

I am a beginner in JavaScript. A JavaScript book says that one of disadvantages of element.innerHTML is: Event ... someone give me an example? 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 click() on a div button won't fire

I am trying to emulate a user's click on a site who's code I do not control. The element I am trying to ... per se, but emulating a real click. See Question&Answers more detail:os...

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

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401 views

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javascript - Remote File Upload Protractor test

I am writing tests in protractor which a JS based framework and selenium test stack for running tests. I am ... help will be much 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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javascript - How to pass URL parameters through templateUrl in AngularJS?

Trying to learn AngulareJS got stuck with this. This is the code : app.config(function ($routeProvider){ $routeProvider ... to do this? 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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810 views

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javascript - jstree disable checkbox

I am currently working on some POC using JS Tree plugin and related check box plugin. For certain nodes I ... check box for certain nodes See Question&Answers more detail:os...

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

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799 views

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javascript - Chart.js & Angular 2 - ng2-charts Custom on Click Event

I am trying to implement ng2-charts in my Angular 2 project and I was wondering about creating custom ... insight would be appreciated 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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193 views

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javascript - How to extend Google apps script classes

I am trying to extend class Sheet in a script and i get Sheet is undefined when it tries to execute the folowing: ... [0].length); return 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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330 views

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javascript - Converting shell wildcards to regex

I want to search for titles using shell wildcards like *.js, *.*.* etc. in js. The thing is I ... converter from shell wildcards to regex. See Question&Answers more detail:os...

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

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381 views

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javascript - Dynamically resize font size to fit container size

Need make an template with the following features: containing two containers (rows) the top row is fixed size ... attaching two demo images... 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 - How to use _.where method from underscore.js library for more elaborated searchs

var a = { "title": "Test 1", "likes": { "id": 1 } } var b = { "title": "Test 2", "likes" ... ) outputs => [object] with reference for variable a 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 - How to "load" dependent drop down upon page load?

I have a form with a dependent drop-down. This secondary drop-down is hidden whenever the primary option selected does ... /option> {% endfor %} See Question&Answers more detail:os...

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

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257 views

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javascript - What is the best way to compare a value against 'undefined'?

Is there any differences between var a; (a == undefined) (a === undefined) ((typeof a) == "undefined") ... undefined") Which one should we use? See Question&Answers more detail:os...

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

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458 views

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javascript - Bootstrap Datepicker restrict available dates to be selected

I am using eternicode bootstrap-datepicker; I would like to know how to configure Bootstrap Datepicker to restrict ... be selected from user. See Question&Answers more detail:os...

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

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288 views

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javascript - How to Disable V8's Optimizing Compiler

I'm writing a constant-time string comparison function (for node.js) and would like to disable V8's optimizing ... perf test just for fun. See Question&Answers more detail:os...

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

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358 views

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javascript - Rectangle coordinates after transform

I am currently drawing a rectangle with a transformation on his parent element (g). The resulting svg is this; < ... of one of the rects? See Question&Answers more detail:os...

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

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152 views

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javascript - How to list all css variables names/values pairs from element

I have JS library and I have this issue: I'm creating temporary element for calculating size of character using ... I can't possibly know. See Question&Answers more detail:os...

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

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386 views

1 answer

javascript - How to use socket.io to communicate with another server when the actual page is being served by a localhost server?

I'm serving my page through localhost (XAMPP, Apache), and on my friend's physical server I run a node.js server ... webpage! How do I 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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651 views

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javascript - difference between document.documentElement.clientHeight and document.body.clientHeight

What is the difference between document.documentElement.clientHeight and document.body.clientHeight? Are the return values ... does this happen? See Question&Answers more detail:os...

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

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271 views

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javascript - AngularJS directive not displaying the template

Here is my AngularJs directive. Its' expected to show the div in the template but it shown nothing while the code is ... ); And here is the demo See Question&Answers more detail:os...

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

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412 views

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javascript - How do i calculate the height of toolbars, address bars and other navigation tools in pixels?

Basically i need to know how many pixels the y axis is from the top left of the screen until i reach the ... Does anyone have 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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479 views

1 answer

javascript - How to make TypeScript complain about string concatenation with other type?

Why even in strict mode TypeScript is not complaining about this function test(firstName: string, lastName?: string): ... } test('John'); See Question&Answers more detail:os...

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

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200 views

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javascript - How to set a time limit to run asynchronous function in node.js?

There is a asynchronous function fun(param, callback) like this: fun(param, function(err){ if(err) console.log ... terminate it and show 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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219 views

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javascript - Workaround for logging objects to console in Chrome

If you execute this code: var foo = {bar: 'baz'}; window.console.log(foo); foo.bar = 'bla'; The ... a workaround for logging objects in 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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