To editors like this, it doesn't matter much what kind of interpretation is assigned to point #2: the TAB character in a file could be interpreted as being mod-2 columns, mod-4 columns, or mod-8 columns.
About 8, 9, 10 weeks. After about 8, 9, 10 weeks of age, or when the puppy arrives at it's new home, the dog should be taught to go potty outside. Do not have paper or potty pads inside your home. Peeing is for outside only, or you are teaching your new pup it is okay to potty inside your home.
Potty training a puppy at night. Puppies vary in how long they can last at night without a wee. Many pups are nine or ten weeks old before they can last all night (say around midnight until 6 or 7 am) without a wee. Some pups are even older and a few pups can last six or seven hours from around eight weeks old.