Recent questions tagged Javascript

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javascript - changing the referrer of an Ajax POST

Anyone knows if with jquery or general javascript, I can change the referrer from the header in an http ajax ... Any information would be great. See Question&Answers more detail:os...

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

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157 views

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javascript - Validating css color names

I've written a jQuery plugin that accepts css colors for some of its parameters. I want to validate them. If it ... false; else return true; }; See Question&Answers more detail:os...

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

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351 views

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javascript - Why is jQuery unload not working in chrome and safari?

unload function in jQuery works fine in Firefox but not in chrome and safari. please check this fiddle in chrome and ... alert("Unload"); });? 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 - Chain promises with AngularJS

I have a service called paymentStrategy that get injected in my controller. $scope.buy = function() { paymentStrategy.buy( ... .promise; } } }); See Question&Answers more detail:os...

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

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318 views

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javascript - Is it possible to use subresource integrity with ES6 module imports?

Given code like this: import { el, mount } from 'https://unpkg.com/[email protected]/dist/redom.es.js'; ... CDN asset returns the expected content? 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 - How do I get the reference to an existing YouTube player?

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

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341 views

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javascript - Navigator.sendBeacon() to pass header information

I am using navigator for communicating with the server , but problem is that we need to pass some header information ... help on this? 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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429 views

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javascript - Can I have an onclick event on a imagemap area element?

I would like to put an onclick event on an area element. Here is my setup: <img id="image" src="wheel. ... do they only support having a href? See Question&Answers more detail:os...

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

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699 views

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javascript - clientWidth and clientHeight report zero while getBoundingClientRect is correct

In MDN's description of Element.clientWidth it says. Note: I've since updated MDN according to @potatopeelings answer. The ... id="out"></div> 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 - Using .toLocaleString() in Node.js

So I was writing a small helper method to convert numbers into a valid money format ($xx,xxx.xx) using . ... work around you could do 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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306 views

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javascript - What is the difference between Number(...) and parseFloat(...)

What is the difference between parseInt(string) and Number(string) in JavaScript has been asked previously. But the ... with no radix at all. See Question&Answers more detail:os...

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

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420 views

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javascript - flow type question mark before or after param?

Can someone explain the difference between: function foo(bar: ?string) { console.log(bar); } and: function foo( ... to use one over the other? See Question&Answers more detail:os...

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

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267 views

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javascript - Detecting Google Maps streetview mode

How do I know when the google map is in streetview mode or roadmap mode? Is there an event that gets fired? I ... t know which event to bind to. See Question&Answers more detail:os...

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

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180 views

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javascript - Where is redux store saved?

I was looking into how secure a redux application can be, I am storing certain values in redux store i.e. ... bundle file), hence my question. See Question&Answers more detail:os...

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

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218 views

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javascript - Array Of JS Dates How To Group By Days

I'm trying to figure out the most optimal and with as minimum amount of loops way to group my array of js ... my head with this. Thank you. 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 - Select elements with id attribute that starts/ends with a particular value

Can jQuery or JavaScript be used with a regex to select multiple elements with similar id? I have the following ... it to work? JSFiddle Demo See Question&Answers more detail:os...

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

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226 views

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javascript - How to share the $scope variable of one controller with another in AngularJS?

I have this: app.controller('foo1', function ($scope) { $scope.bar = 'foo'; }); app.controller('foo2', ... }); How would I accomplish 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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546 views

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javascript - Download binary file with Axios

For example, downloading of PDF file: axios.get('/file.pdf', { responseType: 'arraybuffer', headers: { 'Accept ... data not saving to file? See Question&Answers more detail:os...

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

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304 views

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javascript - Reverse-Mapping for String Enums

I wanted to use string enums in typescript but I can't see a support for reversed mapping in it. I have an ... as it can be? thanks in advance See Question&Answers more detail:os...

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

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246 views

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javascript - Can angularjs routes have default parameter values?

Can I set a default value of a parameter of a route in AngularJS? Is there a way to have /products/123 and ... elegant. Is there a better way ? See Question&Answers more detail:os...

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

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265 views

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javascript - Why will ES6 WeakMap's not be enumerable?

Before my re-entry in JavaScript (and related) I've done lots of ActionScript 3 and there they had a Dictionary ... is sort of the point right? See Question&Answers more detail:os...

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

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200 views

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javascript - What is the Operator Precedence of Await?

In Javascript certain operators are processed before others: 1 + 2 * 3 // 1 + (2 * 3) // 7 because ... IMHO) doesn't have the answer. See Question&Answers more detail:os...

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

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140 views

1 answer

javascript - How to open the newly created image in a new tab?

Below code creates the image in the bottom of the same page. How to display that image into a new tab/ ... document.body.appendChild(image); } See Question&Answers more detail:os...

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

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162 views

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javascript - Sorting on a custom order

I was wondering how I can sort an array on a custom order, not alphabetical. Imagine you have this array/object ... to create a script for 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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175 views

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javascript - Randomize numbers with jQuery?

Is there a simple jQuery way to create numbers randomly showing then a number 1 -6 is choosing after a few seconds? [Like dice] See Question&Answers more detail:os...

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

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141 views

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javascript - React props: Should I pass the object or its properties? Does it make much difference?

When passing props should I pass the entire object into the child components or should I individually create props ... gauge to use either? See Question&Answers more detail:os...

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

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379 views

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javascript - modify event data during propagation

Is there any way of attaching data to a jQuery event object as it propagates up the DOM? To clarify, if you have ... up. How do I do that? See Question&Answers more detail:os...

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

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1.1k views

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javascript - canvas getContext("2d") returns null

I've tried this a few different ways, but I keep getting stuck with the same error. I've loaded an image ... receive the error. Any thoughts? See Question&Answers more detail:os...

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

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