Top "Firefox-addon" questions

Commonly, you should use this tag IN ADDITION TO the tag for the specific type of add-on which you are asking about.

disable Vimperator temporarily

How can I disable Vimperator temporarily? For example, I'd like to disable Vimperator temporarily when I am using a web …

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What is the difference between a Firefox extension and a Firefox add-on?

The terms "extension" and "add-on" seem interchangeable, but I have seen instances where people seem to mean different things with "…

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Geolocation provider for Firefox that allows manual input

Are there any easy ways to override the default behaviors of the geolocation api and just hard code your current …

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Firefox Bookmarks SQLite structure

I am trying to write a Firefox 3 add-on which will enable me to easily re-tag bookmarks. For example I have …

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Is there a way to port a chrome extension to other browsers?

Is there a way to port a chrome extension to other browsers, without having to entirely re-write the code? My …

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How to use firefox "hello world" sample extension?

I downloaded this Firefox sample extension from mozilla.org, I modified the file install.rdf and changed maxVersion value to 3.6.10 (…

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TypeError document.querySelector(...) is null

I'm making a FF extension and I hit a snag. Here's what I have: var canLink = document.querySelector('link[rel="…

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How to identify who initiated the http request in Firefox?

I am developing a new Firefox addon that intercept all Firefox's network traffic (http(s) requests with http-on-modify-request) With my …

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How to save a webpage locally including pictures,etc

I am building an add-on for an application. The clients are paying to view some webpages and download some files …

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Can a site invoke a browser extension?

I am a newbie to the browser extension development and I understand the concept of browser extensions altering the page …

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