5 Terminal Commands You Will Always Use
Ever wanted to get behind the hood of your Mac. Well terminal is a powerful tool provide with every Mac that lets you do some incredible things. Not only can you set your own parameters, it gives you a bit more control. The Terminal commands we will go over today are completely reversible and safe to use. Let’s get started:
To find Terminal, navigate to Applications > Utilities folder. Click to open Terminal
Show Hidden Files & Folders
Showing hidden files and folders in Yosemite and Mavericks
defaults write com.apple.finder AppleShowAllFiles TRUE;killall Finder
Revert Changes & Make files hidden again:
defaults write applefindercom.. AppleShowAllFiles FALSE;killall Finder
Showing hidden files and folders in Snow Leopard, Lion, and Mountain Lion, El Capitan, and MacOs Sierra
defaults write com.apple.Finder AppleShowAllFiles TRUE
To revert Changes & Make files hidden again:
defaults write com.apple.Finder AppleShowAllFiles FALSE
Changing Screenshot File Format
By default screenshots formats are PNG, but you can change it to several others, such as, JPEG, Pdf, GIF, and Tiff. You can change the format type by entering the following into Terminal
defaults write com.apple.screencapture type Jpeg
To revert the changes, enter the following:
defaults write com.apple.screencapture type PNG
Shut Down Your Mac Instantly or with a Delay
To shut down your Mac immediately:
sudo shutdown -h now
To restart your Mac immediately:
sudo shutdown -r now
You even add a time delay (in minutes) by adding a + and the number of minutes, for this example we used 30 mins:
sudo shutdown -r +30
Prevent Mac From Going to Sleep
Were you every downloading a file, or how about a video project rendering, and wanted to close the lid and avoid your computer from falling to sleep. Here is the command for you.
You can come out of caffeinate mode by pressing Ctrl-C in Terminal.
You can also add time parameters
caffeinate -u -t 1200
The number represents seconds, so the above command will keep your Mac from sleeping for 20 minutes. (60sec x 20 number of minutes = 1200 seconds )
Make Your Mac Speech
With this command you can make you mac say anything.
say "Thanks for visiting Unplow"