How to subtract three digit numbers (for example 658 - 472). 1  Place one number above the other so that the hundreds', tens' and ones' places are lined up. 2  Draw a line under the bottom number. 3  Subtract the digits in the ones' place column (8 - 2 = 6) and place the answer below the line in the ones' place column.
Print photos with a PictBridge-enabled camera. You can print images from your PictBridge-enabled digital camera directly to your printer and use the buttons on the camera to select and print your photos. 1  Insert one end of the USB cable into the camera.  Note: Use only the USB cable that came with your camera.
I see that ttyS0 has the console [ttyS0] enabled associated with it where the ttyS1 does not. I was wondering what the console [ttyS0] enabled means? I think this is because of unix history. Originally, as this is well explained in that mail, there was two kind of serial port: the /dev/tty* and the /dev/cu*. Long story short, the tty ones are for incoming connections over the serial port, and the cu ones are for outgoing connections over the serial ports.