Two's complement is a clever way of storing integers so that common math problems are very simple to implement. To understand, you have to think of the numbers in binary. It basically says, 1  for zero, use all 0's. 2  for positive integers, start counting up, with a maximum of 2 (number of bits - 1) -1.or example: 100101 itâs 1âs complement is 011010 and 2âs complement is 011010+1 = 011011 (By adding one with 1's complement) For more information this article explain it graphically.
If your cat is throwing up white foam and making noticeable hacking sounds, then it could be a precursor to actually producing the mass of hair -- the hairball. If the mass forms a plug, it may strain liquid out that appears as foam. Other common indications of hairballs are constipation and reduced appetite.
1 Metoclopramide, also known by the brand name ReglanÂ®, is a drug commonly used for management of vomiting and gastrointestinal disorders in dogs and cats. 2  The drug is classified as an anti-emetic (anti-vomiting) drug. Metoclopramide should not be used in animals with known hypersensitivity or allergy to the drug. 2  There have been occasional reports of changes in behavior and mental states. 3  Cats may become very anxious, bordering on frenzied. 4  Metoclopramide may cause sedation, mild constipation and nausea.