bit twiddling: find next power of two
How to obtain the next Power Of Two of a given number?
For example, i receive the number 138, the next POT number is 256.
i receive the number 112, the next POT is 128.
I need to do an algorithm that calculates that
A really clever programmer would look at the
java.lang.Integer.highestOneBit(int) method, and consider the left-shift operator (