Did you know that hidden in your Mac is a powerful Unix-style command line? Open up the Terminal, and try out these simple commands:cd: change directoryls: list the current directory's contentschmod: change the permissions of the files in this directoryman: gives a manual on how to use any commandtldr: Too Long; Didn't Read - gives a short and simple description of any commandsudo: do a command as the superuser (admin)rm: remove file or directory - be careful with this one!sudonvram StartupMute=%00: turns on the "bong" when you start up your macsudonvram StartupMute=%01: turns off the "bong" when you start up your macLeo Laporte gives you helpful tips to get the most from your Mac every week on Hands-On Mac. Come back next week for more fun!

Host: Leo Laporte

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TWiT.tv is a technology podcasting network located in the San Francisco Bay Area with the #1 ranked technology podcast This Week in Tech hosted by Leo Laporte. Every week we produce over 30 hours of content on a variety of programs including Tech News Weekly, MacBreak Weekly, This Week in Google, Windows Weekly, Security Now, All About Android, and more.