Recent questions tagged javascript

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javascript - Type 'void' is not assignable to type '((event: MouseEvent<HTMLInputElement>) => void) | undefined'

import * as React from "react"; import "./App.css"; import PageTwo from "./components/PageTwo"; export interface ... ) => void) | undefined'. 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 add items to array in nodejs

How do I iterate through an existing array and add the items to a new array. var array = []; forEach( ... push and .splice but neither worked. 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 - Passing parameters on JQuery .trigger

I am using JQuery trigger but am not sure what the correct syntax is to pass parameters in my situation. Here is ... do it as per my 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 - How to pass an array into jQuery .data() attribute

Ok so I want to pass a very basic array into a jquery data attrubute server side like so: <div data-stuff="[' ... : http://jsfiddle.net/ktw4v/3/ 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 make twitter bootstrap submenu to open on the left side?

I was trying to create twitter bootstrap submenu in dropdown menu, but I've got a problem: I have dropdown menu in ... right, but to the left? 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

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javascript - Setting focus on an HTML input box on page load

I'm trying to set the default focus on an input box when the page loads (example: google). My page is very ... > Help is 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 - jQuery ui dialog change title after load-callback

I like to change the title from an UI Dialog after i have submitted a form in this UI Dialog. So in the ... without result. Has anyone an idea? 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 a parameter to Vue @click event handler

I am creating a table using Vue.js and I want to define an onClick event for each row that passes contactID ... the correct syntax for 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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javascript - How do I publish a Greasemonkey script as a Firefox add-on?

I recently have worked on a script in Greasemonkey and would like to publish it as an add-on for Firefox. What is the easiest way to do 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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javascript - Send token with every backbone sync request

My PHP api requires a user token be submitted with every request from my front-end Backbone app to make sure ... models / collections come from See Question&Answers more detail:os...

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

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127 views

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javascript - Passing additional parameters in higher-order functions

Consider this example: const samples = ["foo", "bar"]; const excludeFoos = function(item) { return item ... foos = samples.filter(excludeFoos); 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 - From 1 to 100, print "ping" if multiple of 3, "pong" if multiple of 5, or else print the number

I just came home from a job interview, and the interviewer asked me to write a program: It should, count ... that returns the correct answer... See Question&Answers more detail:os...

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

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600 views

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javascript - How to distort an image to create flag waving in the wind effect using html5 canvas

Given an image, I need to create an animation of the image being distorted as though it's a flag waving in ... export this animation as a png. See Question&Answers more detail:os...

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

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207 views

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javascript - How to jsdoc annotate BackboneJS code?

Has anyone ever documented BackboneJS code with JSDoc? I'm having problems annotating Backbone constructs such ... advice appreciated. 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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210 views

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javascript - HTML5 Canvas redraw-cycle performance optimisations

We are building a CAD app that runs in a browser. C.A.D stands for Computer Aided Design. Illustrator, ... I've posted an answer below. See Question&Answers more detail:os...

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

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243 views

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javascript - How to Play Audio File Into Channel?

How do you play an audio file from a Discord bot? Needs to play a local file, be in JS, and upon a ... will play the file to that channel. See Question&Answers more detail:os...

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

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302 views

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javascript - How to use Angular directives ng-click and ng-class inside Leaflet marker popup

I'm using Angular.JS and Leaflet.JS for a map in my location that has map markers with popups binded to them ... any clue why this would 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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283 views

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javascript - Basic method to Add html content to the page with Greasemonkey?

Is there a Greasemonkey method to append basic HTML content to the end of a page right after the <body> tag, ... may change page to page.. See Question&Answers more detail:os...

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

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151 views

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javascript - Google Sign-In API Hang with uncaught error Failed to get parent origin from URL hash

I'm using Google Sign-In JavaScript client for months without problem. But recently when user tapping on sign in ... have same problem with 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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128 views

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javascript - Configure fixed-layout static graph in d3.js

I have a working code example (only the <script type="text/javascript"> part) of a static graph using d3. ... layout shown in the second image? 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 - Track mouse speed with JS

What's the best way to track the mouse speed with plain JS/JQuery? I'd like to track how fast a user ... all directions (up/down/left/right). 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 - How do I make my live jQuery search wait a second before performing the search?

I've got a search input which sends data from an input to a php file as I type. The php file does a search on ... up a bit. How is this done? See Question&Answers more detail:os...

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

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469 views

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javascript - Valid way to add noscript in head for wrapping redirect

So I was thinking a simple way to deal with javascript being disabled by the browser would be the following: <head> ... way I'm not thinking of? 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 - Minify jQuery based js files

We are using jQuery in our project. We have numerous custom javascript files in our web-app that have UDFs ... as it encounters jQuery 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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142 views

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javascript - Coffee script compilation

I'm looking for simplest possible way to automatically recompile coffee scripts into JS. Reading documentation ... concatenating together. :/ See Question&Answers more detail:os...

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

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190 views

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javascript - Using Jade Templates (jade-lang.com) client-side

I'd like to use Jade templates client-side. Preferably generated using the Rails 3.1 asset pipeline. ... ryanbigg.com/guides/asset_pipeline.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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190 views

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javascript - AngularJS : $scope.$watch is not updating value fetched from $resource on custom directive

I'm having an issue with custom directives that's driving me crazy. I'm trying to create the following custom ( ... to fix it, please tell! See Question&Answers more detail:os...

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

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329 views

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javascript - How to layout a non-tree hierarchy with D3

D3 has a variety of layouts for directed graphs that are strict trees, such as the following: A | B C ... better suits the requirements here. See Question&Answers more detail:os...

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

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