Try his command via the terminal. It fixed two missing icons in my dock.

/System/Library/Frameworks/CoreServices.framework/ \
Versions/A/Frameworks/LaunchServices.framework/Versions/ \
A/Support/lsregister -kill -r -domain local -domain system -domain user

See this link for instructions. Trim Enabler is an app to enable TRIM, but a feud is ongoing between these two camps.

Using terminal:

say -f ~/Desktop/barker.txt -o ~/Desktop/barker.aiff

Here’s how this works:

Save the text you want to translate into an audio file as a txt file (barket.txt in my example). Feed that text file to the say command, using the “f” flag. Convert the resulting AIFF file into an MP3 in iTunes. -o ~/Desktop/barker.aiff is [...]

In Leopard when I copied an email address via the Mail App that’s all that was copied. In Snow Leaopard the person’s name is copied, along with the email address inside of brackets. This change is really annoying in Snow Leopard. Here’s to get back to Leopard goodness.

Quit Mail if it’s running, then enter [...]

Update: After opening a case with Apple about this and then taking it to the Apple Store in Cleveland (Legacy Village) I was able to demonstrate these problems to the Apple Genius and he arranged for me to return the MacBook.

I’ve been using the MacBook over the weekend before I return it on Monday [...]

In order for my MacBook to share the DVD on my G5 over the network, I had to add the following commands to the MacBook:

In terminal

defaults write com.apple.NetworkBrowser EnableODiskBrowsing -bool true

defaults write com.apple.NetworkBrowser ODSSupported -bool true

Simply turning on DVD or CD sharing won’t work without the above commands.

http://forums.macrumors.com/showthread.php?t=455975