Answer: The word riff is used in such genres as pop, rock and jazz. An example of a song that has a memorable riff is Smoke on the Water played by Ritchie Blackmore of Deep Purple. This song has a rock riff that is played using the G pentatonic scale (G, A, B, D, E). It is memorable yet simple to play, that's why it's so popular and most beginning electric guitar players learn to play it first. Watch Ritchie Blackmore as he shows how to play the Smoke on the Water riff.
How to Remove Icons from the Menu Bar in Mac OS X. If your Mac menu bar is starting to resemble an icon farm, remember that you can remove items from the menu bar by holding down the Command key and dragging items out of the menu. The icon will disappear into a puff of dust, the same way an icon from the Dock or sidebar disappear.
Separate the retainer from the space bar key with a flat head screwdriver. Install the retainer back in place as it shown on the picture. You have to engage the retainer with the small hooks on the keyboard. Put the space bar key back in place and gently press on it with fingers until it snaps back in place. Thatâs it. The space bar key is installed back in place and should work as before. Hereâs another technique you can use to fix a broken keyboard key. As you see on the picture below the keyboard is missing the U key.