Recent questions tagged Javascript

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270 views

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javascript - Click Entire Row (preserving middle click and ctrl+click)

I have an HTML table with a link in the first column. I want to allow the user to click anywhere in ... middle click and ctrl+clcik 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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172 views

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javascript - Get the window height

This is frustrating me. It should be something really simple but I can't get it to work in IE. I ... clientHeight which gives the scroll height. See Question&Answers more detail:os...

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

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175 views

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javascript - Security implications of adding all domains to CORS (Access-Control-Allow-Origin: *)

It is said that instead of adding all domains to CORS, one should only add a set of domains. Yet it is ... of adding all domains "CORS access" See Question&Answers more detail:os...

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

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287 views

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javascript - How to copy/move all objects in Amazon S3 from one prefix to other using the AWS SDK for Node.js

How do I copy all objects from one prefix to other? I have tried all possible ways to copy all objects in one shot ... data: data }]); } }); See Question&Answers more detail:os...

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

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593 views

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javascript - in iOS8 using .focus() will show virtual keyboard and scroll page after touch

Prior to iOS8, using the Javascript .focus() method on an input element would appear to have no effect (the ... use the .focus() method? See Question&Answers more detail:os...

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

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374 views

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javascript - Detect when window vertical scrollbar appears

Is there a simple and reliable solution for detecting window vertical scrollbar appears/disappears? window.onresize isn ... exactly it appears. See Question&Answers more detail:os...

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

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131 views

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javascript - Clear an input field with Reactjs?

I am using a variable below. var newInput = { title: this.inputTitle.value, entry: this.inputEntry.value }; ... of el in this situation? 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 - XMLHttpRequest changes POST to OPTION

i have this code: net.requestXHR = function() { this.xhr = null; if(window.XMLHttpRequest === ... both questions complement each other. See Question&Answers more detail:os...

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

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211 views

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javascript - addEventListener, "change" and option selection

I'm trying to have dynamic select list populate itself, from a single selection to start: <select id=" ... is that the best solution? See Question&Answers more detail:os...

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

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311 views

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javascript - Passport-Facebook authentication is not providing email for all Facebook accounts

I am using Passport-Facebook authentication. passport.use(new FacebookStrategy({ clientID: 'CLIENT_ID', clientSecret: ' ... ['',''] See Question&Answers more detail:os...

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

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269 views

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javascript - How do I use requirejs to load a static JSON file?

I want to keep a JSON document to store some simple data and I want to require this document and use the ... , where the content is dynamic. See Question&Answers more detail:os...

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

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261 views

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javascript - How to update bootstrap popover text?

I am using bootstrap-popover to show a message beside an element. If I want to show different text in the ... on how to work around? 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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184 views

1 answer

javascript - What's the difference between Shared Worker and Worker in HTML5?

After reading this blog post: http://www.sitepoint.com/javascript-shared-web-workers-html5/ I don't get it. ... a Worker and a SharedWorker? See Question&Answers more detail:os...

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

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176 views

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javascript - How to create File object from Blob?

DataTransferItemList.add allows you to override copy operation in javascript. It, however, only accepts File object. ... update Google Chrome. See Question&Answers more detail:os...

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

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322 views

1 answer

javascript - Difference between the methods .pipe() and .subscribe() on a RXJS observable

I recently notice that I can return a value inside .pipe() but not inside .subscribe(). What is the difference ... balance as expected. So why? See Question&Answers more detail:os...

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

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152 views

1 answer

javascript - How to create an array if an array does not exist yet?

How do I create an array if it does not exist yet? In other words how to default a variable to an empty array? See Question&Answers more detail:os...

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

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492 views

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javascript - typesafe select onChange event using reactjs and typescript

I have figured out how to tie up an event handler on a SELECT element using an ugly cast of the event to any. Is it ... }</h1> </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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279 views

1 answer

javascript - Date range picker on jquery ui datepicker

I created a date range picker using jquery ui where you can use the same inline calendar to make both of ... highlight the dates in between. See Question&Answers more detail:os...

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

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263 views

1 answer

javascript - How to handle pagination with Knockout

I have a div that is setup to bind to a observeableArray ,but I only want to show at most 50 items ... .tweetsArray.valueHasMutated(); } } } See Question&Answers more detail:os...

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

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512 views

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javascript - How to display a loading animation while file is generated for download?

I have a web application where the user can generate PDF and PowerPoint files. These files may take some time to ... for the download to start. See Question&Answers more detail:os...

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

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315 views

1 answer

javascript - How to include a CDN to VueJS CLI without NPM or Webpack?

I'm new on VueJS ans Webpack. I've created a project with VueJS CLI and trying to work with it. I need to insert ... "></script> </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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172 views

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javascript - How to program a text search and replace in PDF files

How would I be able to programmatically search and replace some text in a large number of PDF files? I would ... to modify 1300 files manually. See Question&Answers more detail:os...

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

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259 views

1 answer

javascript - Why do I need to await an async function when it is not supposedly returning a Promise?

Consider this code: async function load() { const data = await new Promise(resolve => { setTimeout(() => ... whether they are async or not? 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 - How is a closure different from a callback?

I asked a question about callbacks and arrived at another question (see comment). How is a closure different from a callback? See Question&Answers more detail:os...

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

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185 views

1 answer

javascript - Performant parsing of HTML pages with Node.js and XPath

I'm into some web scraping with Node.js. I'd like to use XPath as I can generate it semi-automatically with ... an HTML page with XPath then? 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

1 answer

javascript - Are deferred scripts executed before DOMContentLoaded event?

Upon defer attribute MDN says: This Boolean attribute is set to indicate to a browser that the script is meant ... all our websites' js files. See Question&Answers more detail:os...

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

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109 views

1 answer

javascript - Test a React Component function with Jest

Original First of all, I am following the Flux architecture. I have an indicator that shows a number of ... still misunderstanding 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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162 views

1 answer

javascript - Programmatically open a Chrome plugin's options.html page?

Is there a way to open a Google Chrome plugin's options.html page via Javascript in background.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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