Change Python Version
Python plays a major role at Mozilla; much of our website backends and tooling are written in the powerful language. Want to build Firefox? You'll need to make sure you have the proper Python version, which I recently found out had been upgraded.
Despite installing and verifying I had the version of python I needed, the default version was still an older version and the build was failing. I know that there are python version managers and symlinking tricks, but I wanted the easiest and most explicit possible way to set a default python version, and I did it with an entry to
The directive above sends
python calls to
python3 and thus I can specify the python version with this entry. There are many ways to accomplish this goal but this one works great for me!
One event that's always been lacking within the document is a signal for when the user is looking at a given tab, or another tab. When does the user switch off our site to look at something else? When do they come back?
One technique I'm seeing more and more these days (CNNSI.com, for example) is AJAX recording of selected text. It makes sense -- if you detect users selecting the terms over and over again, you can probably assume your visitors are searching that term on Google...