Recent questions tagged Javascript

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javascript - Can events fired from an iframe be handled by elements in its parent?

Suppose I have a page located at www.example.com/foo, and it contains an <iframe> with src="http://www. ... from kicking off events in /foo? 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 - Trying to deploy my React app with gh-pages but got this error message : The "file" argument must be of type string. Received type undefined

I was trying to deploy my React app with gh-pages but I'm facing this error : The "file" argument must ... my package.json has been modified. 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 - SyntaxError: Invalid character 'u8203'

This function gives me the following error: SyntaxError: Invalid character 'u8203' All looks good to me, function ... someone spot the error? 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 - Adding a new line in a JSX string inside a paragraph - React

I have the following React code: render() { const str = 'Line 1. **new-line** Line 2.'; return ( <p> ... : The string is received from a server. 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 - Shiny Slider Input step by month

I am writing a shiny and and wanted a slider for the date. The date in my data are monthly and I would like to step ... ()].join("-"); } }) 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 - Difference between instanceof and constructor property

Is a instanceof b exactly equivalent to a.constructor === b? If not, what's the difference between the two? 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 - HTML5 rich-text inside textarea

I heard that the new HTML5 will add rich text capability to textareas (it will make them more flexible), so you ... where can I find some API? 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 - Is there any limit to setTimeout?

Specifically talking about (server side) V8, and assuming I'm not concerned about accuracy because I can detect and ... you intend to do!". 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 - Different form ACTION depending on button pressed

I have a form and I would like the ACTION field to be different depending on the button pressed. For instance the ... can I do 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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javascript - Reverse order of a set of HTML elements

I have a set of divs that looks like this: <div id="con"> <div> 1 </div> <div> 2 </div> <div> 3 </ ... (or is there a better way of doing 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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javascript - HTML select option with EJS

I'm making a configuration for my web application, try to rendering it to web page. Below is part of my code. I ... no idea, could you help me? 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 - Why does this async function execute before the equivalent Promise.then chain defined before it?

I have the following code: var incr = num => new Promise(resolve => { resolve(num + 1); }); var x = ... ; console.log(twice); } incrTwice(6); See Question&Answers more detail:os...

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

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242 views

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javascript - Stripe: Must provide source or customer

I'm trying to integrate Stripe for my shopping cart project. I can't get my checkout form to submit. I ... "javascripts/checkout.js"></script> 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 - NewLine escape character not working

We know that is used to feed a new line in JavaScript. How should I use it for an output (in a for-loop): str ... (i)); } Neither seems to work. 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 - Polymer and WebComponentsReady event

According to the Polymer docs, the WebComponentsReady event is necessary because... The polyfills parse element ... its public methods. 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 - Can I disable browser refresh in my webapp?

I want to disable refresh on my website. Is there any way to disable F5, Ctrl-R, or reload in a webpage? See Question&Answers more detail:os...

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

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355 views

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javascript - Prevent Node.js repl from printing output

If the result of some javascript calculation is an array of 10,000 elements, the Node.js repl prints this out. ... it from doing so? 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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312 views

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javascript - deviceReady not working in PhoneGap application, how to?

I have a simple PhoneGap application as fallows: <!DOCTYPE HTML> <html> <head> <title>PhoneGap powered App</ ... not getting fired? Any ideas? See Question&Answers more detail:os...

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

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154 views

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javascript - HTML5 <script> declarations

Is it still necessary (or even good practice) when using HTML5 to declare the script type when using a script ... ]> Any help much appreciated. See Question&Answers more detail:os...

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

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286 views

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javascript - Arrow functions vs Fat arrow functions

I've found on the internet about both names, arrow functions and fat arrow functions but no information about ... . Are there any differences? See Question&Answers more detail:os...

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

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275 views

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javascript - Is it fine to use JSON.stringify for deep comparisons and cloning?

After attempting several implementations for deep comparison and copying for JSON-serializable objects, I've noticed the ... fine to use those? See Question&Answers more detail:os...

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

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223 views

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javascript - How to extend jQuery to make it easier to retrieve the tagName

I am looking to extend jQuery so I can easily retrieve the tagName of the first element in a jQuery object. ... for testing than in production. See Question&Answers more detail:os...

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

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422 views

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javascript - using await on global scope without async keyword

I am trying to do something like this on global scope in nodejs REPL. As per my understanding both the following ... node version is v8.9.4 See Question&Answers more detail:os...

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

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212 views

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javascript - Asp.net Core 2.0 RequestSizeLimit attribute not working

I'm creating a website in Asp.net core 2.0 which allows files to be uploaded. I quickly came across the problem ... ? This is driving me mad!!! See Question&Answers more detail:os...

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

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117 views

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javascript - Google Maps API: TypeError: a is undefined

I have searched this problem all over the web and none of them seem to give me any resolution. I have a ... on a different server. Please help See Question&Answers more detail:os...

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

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194 views

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javascript - HTML entities inside script tag not converted?

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

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176 views

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javascript - Remove or hide svg element

is it possible to remove or hide svg element using css or jquery. I know how to "edit" div element using css. ... "0px" x="0px"> 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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281 views

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javascript - JS ForEach Loops in IE11

I am having issues getting a JS loop to work over 4 elements on a page in IE11. I want the function hideImg ... in plain JS? Kind regards, Steve See Question&Answers more detail:os...

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

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