JavaScript Exercises

I have a WebExtension with the following structure: webextension [directory] - background.js … Read more Messages Intended For One Script In The Background Context Are Received By All

I am trying to develop a Firefox extension which involves copying an image to the clipboard. In the… Read more Firefox Webextension Alternative To Addon Clipboard Sdk For Copying Images

I have an API key and secret required for my extension and I've stored them in a file on their … Read more Calling Api Keys In Background And Content Scripts In Webextension

I am trying to add a context menu item in the bookmark menu of Firefox (with a WebExtension). I rea… Read more Add Context Menu In Bookmark Menu

I have recently converted a GreaseMonkey script of mine into a WebExtension, just to get a first im… Read more Firefox Webextension: How Do I Run Code Prior To Disable/uninstall?

I've developed a Chrome extension, and trying to port it to Firefox using Firefox WebExtensions… Read more How To Get Openertabid In Firefox Webextensions?

I have a basic Google Chrome extension which needs to be ported to Firefox. I uploaded the .crx fil… Read more How To Test Firefox Plugin Locally

I'm writing a WebExtension where a background script communicates between a popup window (UI sc… Read more Error: No Window Matching {"matcheshost":[]} For Tabs.insertcss()

Currently I am building a webextension on firefox 47. When you click a webextension button, a drop-… Read more Change The Button Of A Firefox-webextension Into A TextString

Let's say we have a background script which communicates with the browser action popup. Under c… Read more Catch If Runtime.sendMessage Doesn't Receive Response

I have a problem understanding the documentation for the WebExtensions notification.onClicked event… Read more Chrome.notification.create With Chrome.notification.onClicked In A Firefox WebExtension Add-on