I need a package that's in jessie, the newer version of Raspbian, but not in wheezy, the one I have installed. Can I use it somehow? Can/should I just upgrade to jessie?
Can I use it somehow?
Maybe -- you can try. Edit
/etc/apt/sources.list.d/sources.list and add a line:
deb http://archive.raspbian.org/raspbian/ jessie main
apt-get update. This may take a few minutes. Searching for the package should now show it, and you can try
apt-get install [whatever]. You may have to pull in further substantial updates from jessie.
Can/should I just upgrade to jessie?
You can [as of Sept/2015, you probably should], but read the caveats below first.
First add the line as above above to
You may also want to comment out the
wheezy line from the
sources.list above to prevent clutter or confusion in the future.
A few things to note about this: