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Screen Capture (Dan Perahya)

A note: The "clipboard" is the temporary storage space where an item is placed when you copy or cut. If you copy something else, the old data is overwritten. Pasting uses this data when you paste.

Capturing in Windows
  1. To capture an image press the prt sc (print screen) button. This will save the screen to the clipboard for pasting.
  2. Open a new file in an image editor.
  3. Paste the image from the clipboard into the editor.
  4. Edit the image as desired.
  5. Save the image with the desired file type.
  6. Holding the Alt key down while pressing prt sc to capture the current window.
  7. If you use Windows Vista or Windows 7 you can use the snipping tool, which has some more functionality.

Capturing in Mac OS
  1. Pressing Cmd-Shift-3 capture the whole desktop. It will automatically be saved as a PNG file on the desktop.
  2. Pressing Cmd-Ctrl-Shift-3 will capture the screen to the clipboard. The screen capture will be placed on your clipboard.
  3. Pressing Cmd-Shift-4 will bring up cross-hair cursor. 
    1. You can click and drag to select an area you wish to capture. When you release the mouse button, the screen capture will be automatically saved as a PNG file on your desktop.
    2. You can also capture a specific application window. Press the Spacebar, and the cursor will change to a camera. As you move the cursor over a window, the window will be highlighted. When you have the cursor over a window you want to capture, just click the mouse button and the screen capture will be saved as a PNG file on your desktop
    3. If you press Cmd-Ctrl-Shift-4 it will place the capture on the clipboard instead of the desktop.
  4. You can also use the Grab tool which has more functionality.