Firefox Developer edition is a modified Firefox that is specifically design for web developers. It also uses a separate profile then regular, running them side-by-side is an option. That does mean that all the add-ons and settings will not be available on F.D.E., but you can use Firefox Sync to get add-ons and settings on both versions.
All features on ...
Chrome in this case doesn't refer to the Chrome browser, but the chrome "user interface" part of Firefox.
See https://developer.mozilla.org/en-US/docs/Glossary/Chrome for further information:
Chrome is originally a term for the parts of a web browser's user interface other than the web page it is showing.
"Chrome" is also often used to ...
As I'm sure you already know, currently, out of the box, it features
WebIDE allows us to develop, deploy and debug web apps. Video
Responsive Design View - see how the website will look in different screen sizes
Valence (Debug any browser) - previous called Firefox Tools Adapter) . Video
Web audio Editor - inspect web audio to ensure all audio nodes are ...
Firefox Developer Edition is tailored for web developers. As mentioned here:
By using the Developer Edition, you gain access to tools and platform features at least 12 weeks before they reach the main Firefox release channel.
And also Developer edition includes experimental tools that aren't yet ready to release on stable versions. Basic theme of ...
Firefox used to have 4 release channels, Nightly>Aurora>Beta>Release. A couple of years ago, they rebranded the Aurora channel as "Developer Edition", to appeal to developers and to get more people using it.
Recently, the Aurora channel was phased out, and Developer Edition is more or less just Beta, but set up with some different defaults, like theme and ...
The default browser is set in the Registry under
These user settings take precedent over those in HKEY_CLASSES_ROOT, which may be ignored.
You could right-click on the command key and change permissions so it is less likely that Windows will mangle your settings on the next update.
You can ...
Alternatively you can set the JPM_FIREFOX_BINARY environment variable with the path to the version of Firefox you want to run, e.g. C:\Program Files (x86)\Firefox Developer Edition\firefox.exe. So when you invoke jpm run or jpm test without the -b option, jpm first checks JPM_FIREFOX_BINARY, and use this as the path if it is set.
I need to run Firefox Developer Edition (67.0b3.) and Firefox (regular version) simultaneously
You would first have to install Firefox to two different locations. You can then use the Profile Manager, i.e. C:\Program Files\Mozilla Firefox\firefox.exe" -p for each instance to create and select the profile you want to use.
To create a new profile, click ...
if you put "about:config" in the URL bar and navigate there, it should open the configuration settings, which includes the profile. (ed:actually looking through it, it may not)
you can also add the flag "kfirstrun" to Firefox command line to force the initial setup
you can also use the following flags:
(creates a new profile in ...
Press ALT and then click Tools -> Options (OR click the hamburger -> Options)
In the General tab, there is a panel called Startup. In here, you need to uncheck "Enable multi-process Firefox Developer Edition" (e10s)
I have the same problem in Ubuntu 15.10.
Assuming you're installing from the Aurora Daily ppa
There may be a fix in the next update, later today.
I've raised bugs:
In the meantime the package at the FireFox Developer page works ...
Found a solution.
The issue was "AVAST Mac Security", as described in this article: https://support.mozilla.org/en-US/questions/1032509
The problem was caused by the following (copy paste from the link above):
in order to be able to decrypt and inspect your communications, the software needs to present a fake certificate to Firefox
So when i ...
custom protocols or how they are registered or used
It's important to note that this is not a protocol, but rather a URI scheme. A networking protocol defines the format of communication; a URI scheme specifies the semantics of the URI.
which I thought were registered for Google Chrome
The IANA maintains a list of provisional URI schemes. The chrome ...