If you work with bazaar, you have seen its URIs. You can find the complete list is in the bzr help urlspec. Although I commonly use only a subset of that, like bzr+ssh://bazaar.launchpad.net/~maria-captains/maria/5.2-serg/ and http://bazaar.launchpad.net/%2Bbranch/mysql-server/5.5/.
In addition I often use Launchpad aliases, such as lp:~maria-captains/maria/5.3-serg/, lp:maria/5.3, and lp:869001.
And finally, there are common abbreviations that we have used in MySQL, and others that we use in MariaDB, for example bug#12345 and wl#90.
What’s annoying, I need to remember that wl#90 corresponds to http://askmonty.org/worklog/?tid=90 and type the latter in the location bar of the browser, when I want to look this task up. …