Recent questions tagged JavaScript

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javascript - How can I tell if an element is in a shadow DOM?

I have a project where I'm using the shadow DOM natively (not through a polyfill). I'd like to detect if a ... .groupEnd(); } } </script> See Question&Answers more detail:os...

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

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366 views

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javascript - Escaping issue with firebase privateKey as a Heroku config variable

I'm trying to create an Heroku node task that reads data from Firebase and console.log it. My node script ( ... bad private key). Any ideas? See Question&Answers more detail:os...

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

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293 views

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javascript - component data vs its props in vuejs

The official documentation says that there could be a data and a props option in a component. For me it seems ... ? Which goals they are aimed? 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 - What is stateful filtering in AngularJS?

I was reading the AngularJS developer guide on the Filter section (https://docs.angularjs.org/guide/filter#stateful- ... a stateful filter 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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492 views

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javascript - Alter the default header/footer when printing to PDF

I'm trying to use Google Chrome as a replacement of PhantomJS to render HTML into PDF. So far it's been working ... of other divs in the 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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447 views

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javascript - Use jquery to re-populate form with JSON data

I have an HTML form, that I save to the database via ajax. To get the query string of key/value pairs ... function works so well for 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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345 views

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javascript - MongoDB - $set to update or push Array element

In products collection, i have an Array of recentviews which has 2 fields viewedBy & viewedDate. In a scenario ... my other elements in 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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293 views

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javascript - attach events to SVG paths

I have a SVG map in my html with the <svg> tag. and I want to attach events so I can click them and ... to do that? Using jQuery is preferred. See Question&Answers more detail:os...

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

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718 views

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javascript - Datatable inline editing without editor plugin

I was using 'editor' plugin for data table and following was the code: Data table editor defined as: editor = new ... will be a button to save See Question&Answers more detail:os...

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

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217 views

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javascript - Convert blob to file

I need to convert a blob to file i javascript. Im using File API var blob = new Blob(byteArrays, { type: ... object. How do I 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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590 views

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javascript - HTML Paste Clipboard Image to File Input

Okay, here it goes. I have seen the great ways in which one can now paste images to WhatsApp web chats. Most ... ).submit(); }; </script> See Question&Answers more detail:os...

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

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396 views

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javascript - How to change url after success in ajax without page reload

This is the ajax $(".urut").change(function() { $.ajax({ url: "<?php echo base_url(); ?>categories/brand/<?= ... "#result").html(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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289 views

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javascript - Check if same origin policy applies

Is there a "safe" way to check if the same origin policy applies to an URL before actually trying to use ajax ... ? jQuery is OK to use. 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 - socket.io / parameters on connection

In my node.js / Express.js app, I need to pass parameters with the socket.io connection (saw that in another ... }); }; Appreciate your help See Question&Answers more detail:os...

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

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242 views

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javascript - Is there an official style guide or naming convention for React based projects?

I'm setting up a React project with my team that will use mobX as state manager, plus TypeScript. I've seen a ... one is used most of the times? See Question&Answers more detail:os...

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

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566 views

1 answer

javascript - node.js axios download file stream and writeFile

i want download a pdf file with axios and save on disk (server side) with fs.writeFile, i have tried: axios. ... do I correctly save the file? See Question&Answers more detail:os...

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

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188 views

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javascript - How to select Fabric.js object programmatically

I want to programmatically select Fabrics.js object. What do I have to do? For example, I am adding two objects ... so unique id will be useful. See Question&Answers more detail:os...

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

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321 views

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javascript - Cannot find module 'internal/fs' after upgrading to node 7

We've recently tried to upgrade to node v7.0.0 on our build server, but started to have issues during the ... does not help in our case. See Question&Answers more detail:os...

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

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668 views

1 answer

javascript - Change Parent url from iframe

Need help with a simple problem! which has the following criteria: 1) click on images link in iframe ... /www.howiepotter.com/parent.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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274 views

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javascript - Using arrows-keys to navigate

I am wondering if there was a possibility to navigate with arrow keys through a table I created with JS(using ... for your time and effort. See Question&Answers more detail:os...

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

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359 views

1 answer

javascript - Changing a MediaStream of RTCPeerConnection

I want to change from a audio/video stream to a "screensharing" stream: peerConnection.removeStream(streamA) // ... Version 35.0.1916.153 See Question&Answers more detail:os...

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

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318 views

1 answer

javascript - Why am I getting TypeError: obj.addEventListener is not a function?

Here's my code: function addEvent( obj, type, fn ) { if ( obj.attachEvent ) { obj['e'+type+fn] ... title (viewed in firebug). Anybody? See Question&Answers more detail:os...

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

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173 views

1 answer

javascript - How to fix Document mode restart in IE 9

I have a problem with opening my website in IE9. When I try to open my site I get this error in dev tools: ... 2008. How can I fix this issue? See Question&Answers more detail:os...

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

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310 views

1 answer

javascript - Tooltips + Highlight Animation With Clipboard.js Click

I've successfully installed clipboard.js and have gotten snippets of text to copy to the clipboard upon click. I' ... What should I add? 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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856 views

1 answer

javascript - Prevent select2 from flipping the dropdown upward

As per title, is there a way to force select2 to always create a dropdown instead of a drop-up? There ... editing the select2.js file directly. See Question&Answers more detail:os...

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

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299 views

1 answer

javascript - connect and withRouter issue

I am using Redux and React for my project. I have some Routes in App.js. I also use the connect function ... behind why the order does matter ? See Question&Answers more detail:os...

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

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265 views

1 answer

javascript - Why is "forEach not a function" for this object?

This is probably something really dumb, but I don't understand why this doesn't work. var a = {"cat": ... function http://jsfiddle.net/ty7z6pse/ See Question&Answers more detail:os...

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

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342 views

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javascript - Correct async function export in node.js

I had my custom module with following code: module.exports.PrintNearestStore = async function PrintNearestStore(session, ... (exports) module? See Question&Answers more detail:os...

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

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