Recent questions tagged JavaScript

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javascript - How to get the count of file in a directory using jquery?

i want t get the number of files in a folder. there are many images in my folder i want to count ... jquery or javascript ? Thanks in advance 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 - print numbers between 1- 20 using rules

I am going through codeacademys JavaScript tutorials as i am new to it. The tutorial asks for the following: Print ... anyone know why that is? 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 - exporting after promise finishes

I would like to export a class which initial state depends on a value returned from a Promise in another module i ... work. 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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javascript - Retaining "this" inside callback function

I'm not sure if this question is specific to Backbone.js. I have a model with the following render function ... storing it in another variable? 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 - Apollo Server: pass arguments to nested resolvers

My GraphQL query looks like this: { p1: property(someArgs: "some_value") { id nestedField { id moreNestedField { ... that. Any thoughts? 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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244 views

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javascript - Highlight a word of text on the page using .replace()

I'm developing a Google Chrome extension that allows you to automatically apply a highlighting CSS rule to a word ... with the following 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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276 views

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javascript - div's id attribute is undefined/not getting captured onClick in a react app

I'm mapping data from the api response and rendering multiple divs out of it. Along with that I'm assigning ... id attribute of the parent div. 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 shift the visible text in a narrow input element to see the cursor at the end?

The problem I am having is that given an input element with a maxlength that is much wider than the element's width ... /input> </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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javascript - How to dynamically change CSS style attribute of DIV tag?

We have a div tag: <div id='div1' style="background-color:red"></div> I would like to know how ... value to style attribute Thanks in advance. 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 - Script does not work when on <head>

I proved script. its works, but outside of . I am not good on script. maybe its a simple problem. <head> ... on head. simply, doesnt work. See Question&Answers more detail:os...

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

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437 views

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javascript - How to send a date directly as text to a calendar control with readonly attribute using Selenium through Python?

I'm trying to select a date form a calendar with python and selenium but I need some help, I did this in ... ('GNIBExDT').send_keys(10/08/2019) See Question&Answers more detail:os...

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

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296 views

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javascript - How can I indicate that a popup has been blocked by Safari?

In Safari for iPad, if the popups are disabled, is there any way to get the bar at the top..like in IE ... on a link which has that popup. See Question&Answers more detail:os...

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

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361 views

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javascript - Reply to an email in Gmail with AppScript with changed recipients ends up in a new thread

I have an email in my mailbox and I want the AppScript program to reply to it with just me and a ... , advancedParams); replyDraft.send(); See Question&Answers more detail:os...

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

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167 views

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javascript - WebRTC Between two pages in the same machine

I'm trying to implement a mechanism to send textual data (JSON for instance) in from page to page, using ... on the same machine using WebRTC? 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 - PHP Script in IFRAME Blocks Other Code

Scenario: I have two PHP scripts to be called simultaneously: The first script will run several minutes (PHP based ... the script in <iframe> See Question&Answers more detail:os...

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

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192 views

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javascript - Why for .. in gets all the properties, but for .. of doesn't get all the values?

I tested the following code: arr = [3, 5, 7]; arr.foo = "hello"; arr["boo"] ="moo" ... this apparent inconsistency accepted as default behavior? 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 - Changing document.domain to completely other domain

I'm trying to prove that changing document.domain can be used only for cross scripting on the same upper level ... an official proof of 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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282 views

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javascript - Jest mock async calls inside react component

I'm new to jest/enzyme and am trying to mock a call to an aync function that returns a Promise, the call is made ... expectedItems); }); }); }); 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 - Is there a way to improve the performance of MSAL-browser js login?

I have a single page JavaScript (TypeScript) application hosted on Azure as an app service, and I am using Implicit ... <DO THINGS 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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222 views

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javascript - Programmatically (un)register to event with Angular 2

I have a directive that listens to some events using the host property of the @directive decorator. This ... unregister to events dynamically? See Question&Answers more detail:os...

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

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209 views

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javascript - Get variable from a string

Does anyone know how could I select a variable from a String in JavaScript? Here's what I'm basically trying to ... "Hola a todos!" 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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180 views

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javascript events - How does jQuery's new on() method compare to the live() method in performance?

jQuery has a new method called on() that is recommended to replace delegate(), live(), and .bind(). For ... contexts are at the document level.) 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 - Stop page from unloading within the beforeunload event handler

Before user navigates the page code checks if he edited some of the form fields. If he did, I display a ... to stop the page from unloading? See Question&Answers more detail:os...

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

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332 views

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javascript - preventing mouseout event for child node

I have list of images, on over on image i want to show some information on that image. And mouseout of the info ... ).style.dispaly = "none"; } See Question&Answers more detail:os...

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

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413 views

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javascript - jQuery Validate field where Name attribute contains square brackets?

I am attempting to validate a form that contains fields with name attributes containing square brackets []. It's a ... address" } } }); See Question&Answers more detail:os...

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

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608 views

1 answer

javascript - Chart.js Multiple charts with one common legend

There are multiple charts on one page. Each chart line is common. I want to display a legend that is common to multiple ... , } }] } } }); See Question&Answers more detail:os...

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

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239 views

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javascript - Nature of JS bound functions and function invocation operator

var obj = {}; var r1 = (obj['toString'])(); var m1 = obj['toString']; var r2 = m1(); ... come from. Can anyone properly explain this behavior? See Question&Answers more detail:os...

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

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226 views

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javascript - `resolve` and `reject` functions inside a Promise's executor

Given that the client programmer both defines and uses the resolve function passed to the executor of a Promise, ... or am I missing something? See Question&Answers more detail:os...

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

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