Smarter Parental Controls
If you've been using the parental controls options in Mac OS X to lock your child out of using a particular computer late at night, but would like to employ a more clever technique to limit Internet access, turn to MAC address filtering on an Apple base station.
To do this, launch AirPort Utility, select your base station, and click Manual Setup. In the Access Control view, choose Time Access to turn on MAC filtering. You'll need to enter the MAC address of the particular computer, which (in 10.5 Leopard and 10.6 Snow Leopard) you can find in the Network System Preferences pane: click AirPort in the adapter list, and click Advanced. The AirPort ID is the MAC address.
Set up short abbreviations which expand to larger bits of text,
such as "Tx" for "TextExpander". With the new custom keyboard,
you can expand abbreviations in any app, including Safari and
Note that if you haven’t opened Firefox in awhile and allowed the automatic updates to be applied, you’ll have to go through multiple updates to get to Firefox 18 (our version needed to first jump from 16.0.1 to 17.0.1 and then to 18).
I'm not sure I've actually used Firefox other than to check a Website in about two years . . .
I use this a lot to search TidBITS, Amazon, and Google (since I have the omnibox set to do Google Browse By Name, per http://tidbits.com/article/12099 )
I shudder to think what will happen when Firefox reaches drinking age!