ACK.

I do not distinct to much between the three, so forgive the wording.

>Not rules, but principles or guidelines. There may be valid reasons to not use them, but they help keep code more maintainable and reduce the chance of introducing bugs.
>
>>Only that purpose is a field as wide as one likes it. Is dealing with strings a single purpose or is LTRIM one?
>>
>>You are very fond of such principles and rules, aren't you? Real world (aka: the hazy border of the screen) is different.