Examples:

iex> number_with_delimiter(1000)
"1,000"
iex> number_with_delimiter(1000000)
"1,000,000"

Opposite of blank?

Get a random numeric string of given length.

Get a random string of given length. Returns a random url safe encoded64 string of the given length. Used to generate tokens for the various modules that require unique tokens.

Trim whitespace on either end of a string. Account for nil

Useful for when you have an array of strings coming in from a user form