What symbols are allowed in passwords?

Passwords should contain three of the four character types:Uppercase letters: A-Z.Lowercase letters: a-z.Numbers: 0-9.Symbols: ~`! @#$%^&*()_-+={[}]|\:;”‘.?/

What is a valid password?

A valid password must be at least seven characters long and contain at least one non-letter such as a number.

What are special characters for passwords?

Password Special CharactersCharacterNameUnicodeSpaceU+0020!ExclamationU+0021”Double quoteU+0022#Number sign (hash)U+002329

What is Ø in math?

The letter “Ø” is sometimes used in mathematics as a replacement for the symbol “∅” (Unicode character U+2205), referring to the empty set as established by Bourbaki, and sometimes in linguistics as a replacement for same symbol used to represent a zero. Slashed zero is an alternate glyph for the zero character.

What is Ø in engineering?

In engineering drawings that symbol is used to denote diameter of circles in whatever the length unit of the drawing is (typically inches or mm) Form Wikipedia: Diameter symbol[edit ] http://en.wikipedia.org/wiki/File:Technical_Drawing_Hole_01.png. Sign ⌀ in a technical drawing.