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The code is meant to find out electrical dc power using formulas p=vi, P=v<sup>2</sup>/R, and P=i<sup>2</sup>*R.
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posted 10 years ago by KhanOf21Century
Code is meant to show the real ip address, in case if user is using a proxy. Most of the time $_SERVER["REMOTE_ADDR"] do not work correctly due to the proxy setting of user. It's a nice solution.
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posted 10 years ago by KhanOf21Century