Mac Tips: Mac Terminal trick: How to list your apps

Every week we show you how to do something quick and cool with Mac OS X. Sometimes it's a tutorial on a lesser-known feature, other times it's a trick that uses built-in functionality such as Terminal — either way, these simple tips can make life better and easier, and they don't require any special knowledge. All you need to do is follow the instructions!Sometimes it's handy to have a list of all the apps installed on your Mac. For instance, if you need to cleanly reinstall OS X, and then add