I believe lightbulbs have different brightness because of there quality parts that make it. The cheaper they are usually the worse quality. That is my theory.
With a pull-up resistor, the input pin will read a high state when the button is not pressed. In other words, a small amount of current is flowing between VCC and the input pin (not to ground), thus the input pin reads close to VCC. When the button is pressed, it connects the input pin directly to ground.
C- World Wide Web - It has all web pages and files delivered by web servers
Well your cpu should have a header on it for a pump you can look for close to the cpu it should be little metal rods sticking up where you could connect a fan or a cooling device to!
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HAPPY BIRTHDAY EVEN THO WE JUST MET