However, some people configure vi to make TAB be mod-2 instead of mod-4 (see below.). With these three interpretations, the ASCII TAB character is essentially being used as a compression mechanism, to make sequences of SPACE-characters take up less room in the file.
Quick Answer. All states in the United States require puppies to be at least 7 weeks old before they are sold. The American Kennel Club recommends a minimum age of 8 weeks. Continue Reading.
It is not safe for puppies younger than 7 weeks old. Ingredients such as pyrethrum, limonene and linalool may be fine for puppies older than 4 to 6 weeks, but you should consult your vet before exposing your puppy to these insecticides.