How to capture screenshots in Apple Mac computers?

In Windows PC computers, there is a dedicated button "PrtScr" in the keyboard to capture the screen and save a copy in the clipboard, but in Apple Mac computers there is no dedicated button, you have to use shortcuts. 

Lockergnome.com gives the following tips to save the screenshot:

There are five keyboard shortcuts you can use to take different types of screenshots.

command + shift + 3: Captures the entire screen.
command + shift + 4: Captures an area of the screen.
command + shift + 4 followed by spacebar: Captures an entire window.
control + command + shift + 3: Captures the screen to the Clipboard.
control + command + shift + 4: Captures an area of the screen to the Clipboard.


Photo of how to capture the entire screen in Mac computers from Ancestry.com.

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How to take Screenshot or Screen Capture in Android Jelly Bean or Ice Cream Sandwich Versions

I took the above screenshot or screen grab from my Galaxy Nexus Android phone. There are lots of apps in Google Play that does this screen grab, some required rooting and others didn't require rooting, but in Jelly Bean and in Ice Cream Sandwich Android versions, there is a simple hack to take screenshots.

To do this, press the volume button down and press the power buttons at the same time. Hold them both briefly for a second or two and then release it at the same time. A screen image is created, which you can either store it in your phone or share it to other apps or sites such as Google+, Picasa etc.


Image via Andromedia.com.

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