Apple computers have dedicated keyboard buttons for volume and display brightness adjustment. If you also press Shift+Option (alt) you’ll be able to fine tune both as shown in the video below.
First you can create a new directory, then to change the system setting:
defaults write com.apple.screencapture location /path/to/screenshots/
Finally to make the change immediately available:
The picture below is an example.
If you downloaded a Mac image (.dmg file) and you need to open or burn from a Windows/Linux machine, you can easily convert it to the very common .iso format. Open the terminal and type this command:
hdiutil convert /path/to/filename.dmg -format UDTO -o /path/to/savefile.iso
Note that this tool appends an extra .cdr extension to the file, but just rename it – even via terminal with:
and you are done!
Mac heart made of UNIX code… allows a somehow easier integration in Linux environments, when compared to Microsoft Windows. Yet something is not working out of the box. The fist annoyance I found was the backspace acting as a “Delete” key when using the “screen” program via SSH. Here’s the fix:
defaults write com.apple.Terminal TermCapString xterm
You can configure a Ubuntu machine to act as a fileserver for Mac clients, broadcasting the service via Bonjour.
With Snow Leopard you can enable a preview of the content of folders with this terminal command:
defaults write com.apple.finder QLEnableXRayFolders 1
Safari settings allow to choose the behaviour of new pages, but when the link is encoded to be opened in a new window… Safari won’t complain!
Open the terminal and execute the following command to change this:
defaults write com.apple.Safari TargetedClicksCreateTabs -bool true