Recent questions tagged Javascript

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javascript - Immediately return a resolved promise using AngularJS

I'm trying to get my head around promises in JavaScript (in particular AngularJS). I have a function in a ... data from the Restangular call? 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 can I retrieve the current test's name within a Mocha test?

For additional logging, I need to be able to print the current test's description. How can I do this (with Mocha BDD)? See Question&Answers more detail:os...

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

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265 views

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javascript - Count the number of checked checkboxes in HTML

So basically i want to count the number of checkboxes that are ticked. I get my code to the point where it counts ... ++; alert(count); } }} 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 - Sending Ctrl+A combination to an element

I'm using protractor for angular end-to-end aka e2e testing. In order to send keys to an element, I use: ... haven't found a relevant 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 - difference between $('html, body').animate and $('body').animate?

For example, to scroll to a certain element on the page (ie here: How to go to a specific element on page?) ... the job. What am I missing? See Question&Answers more detail:os...

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

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170 views

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javascript - Why would we use useEffect without a dependency array?

I have this code: const App: React.FC = () => { const [isOpen, setIsOpen] = React.useState(true); ... the event listener on every 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 - Vue Watch not triggering

Trying to use vue watch methods but it doesn't seem to trigger for some objects even with deep:true. In my ... true, immediate: true }, } 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 - Angular ui-router: Can you change state without changing URL?

The multiple nested views functionality of the ui-router is very nice - you can easily jump from one state of ... this an approved/tested usage? 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 - Filter Array Not in Another Array

Need to filter one array based on another array. Is there a util function in knock out ? else i need to go with ... "Test3", "id": 4 }]; 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 - Getting TypeError: 'caller', 'callee', and 'arguments' properties may not be accessed on strict mode

I have such jQuery code: $(document).ready(function() { $('.btn-create-post-card').on('click', function( ... ]]: Scopes[3] __proto__: Object See Question&Answers more detail:os...

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

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147 views

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javascript - How to stop/override a Jquery TimeOut function?

I have a small jquery snippet that displays notification message at the top of the screen in response to ... before disappearing? 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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273 views

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javascript - Creating a canvas element and setting its width and height attributes using jQuery

I was just trying to do the following in jQuery: var newCanvas = $('<canvas/>',{'width':100,'height':200,' ... ',{attributes}) and not as CSS? 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 - How to use npm installed requireJS for browser

While requirejs is capable of using npm-installed modules, how do I use requirejs in first place if itself is ... let me know. 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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244 views

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javascript - Jquery Remove All Event Handlers Inside Element

I have a div element with several elements inside it like buttons and so forth which have event handlers attached to ... and remove 1 by 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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173 views

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javascript - Open button in new window?

How would I go about making the button open in a new window, emulating "a href, target = _blank"? I currently ... make it open in a new window. See Question&Answers more detail:os...

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

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556 views

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javascript - Document generic type parameters in JSDOC

In JSDoc there exists the possibility to document the exact types of array contents like this: /** @param { ... any other JS authoring tool. 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 selector not working when element contains dot in tag name

I have just started using jquery for the first time so i'm not sure if what i'm doing is correct. What i'm ... or how to get around this issue? See Question&Answers more detail:os...

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

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393 views

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javascript - leaflet map shows up grey

I'm starting leaflet.js with the quickstart but my map shows as grey... is there something I'm missing? script.js: ... </body> </html> Gives 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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392 views

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javascript - react-router: How do I update the url without causing a navigation/reload?

With react router I have done this up update the url: this.props.history.push({ pathname: `/product/${this. ... so that the link is sharable. See Question&Answers more detail:os...

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

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606 views

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javascript - Uncaught TypeError: Cannot set property 'position' of undefined

I have this code giving me the strange error message Uncaught TypeError: Cannot set property 'position' of ... mapOptions) self.show() See Question&Answers more detail:os...

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

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262 views

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javascript - How does the RxJs 5 share() operator work?

Its not 100% clear for me how the RxJs 5 share() operator works, see here the latest docs. Jsbin for ... create a new Observable chain? See Question&Answers more detail:os...

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

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149 views

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javascript timer loop

I want to create a timer that once it reaches a certain point, the timer resets, and then starts over. ... http://jsfiddle.net/stursby/wUHA3/ See Question&Answers more detail:os...

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

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1.4k views

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javascript - Slick Carousel Uncaught TypeError: $(...).slick is not a function

Somehow I'm unable to use slick carousel (http://kenwheeler.github.io/slick/) correctly. I'm getting the following ... one was very, very old. See Question&Answers more detail:os...

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

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160 views

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javascript - Object has no method 'live' - jQuery

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

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352 views

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javascript - How to get "key" prop from React element (on change)?

I want to get option's value and key when select onChange. I know I can get option's value simplicity used event. ... } </option> )} </select> See Question&Answers more detail:os...

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

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251 views

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javascript - Remove 'All Files' option from HTML file input

I am using <input type="file"> to upload audio files. To do that I am using accept="audio/*". Because ... disable/remove the "All Files" option? See Question&Answers more detail:os...

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

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507 views

1 answer

javascript - How Do I Replace/Change The Heading Text Inside <h3></h3>, Using jquery?

How do I change/replace the <h3> text: "Featured Offers" using javascript to say "Public Offers" instead? </div> <! ... "> <table> <thead> <tr> See Question&Answers more detail:os...

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

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354 views

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javascript - .setHours(0,0,0,0) with moment.js

What is the easiest equivalent of date.setHours(0,0,0,0) when using moment.js? Basically, if I need a ... seconds, and milliseconds zeroed out. See Question&Answers more detail:os...

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

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