Nursery rhyme rhymes became associated with the idea of political correctness. Most attempts to reform nursery rhymes on this basis appear to be either very small scale, light-hearted updating, like Felix Dennis's "When Jack Sued Jill – Nursery Rhymes for Modern Times" (2006), or satires written as if from the point of view of political correctness in order to condemn reform. The controversy in Britain in 1986 over changing the language of "Baa Baa Black Sheep" because, it was alleged in the popular press, it was seen as racially dubious, was apparently based only on a rewriting of the rhyme in one
S-expression vary in the different languages, but the most common feature among these languages is the use of S-expressions and prefix notation. There are many variants of the S-expression format, supporting a variety of different syntaxes for different datatypes. The most widely supported are: The character codice_15 is often used to prefix extensions to the syntax, e.g. codice_16 for hexadecimal integers, or codice_17 for characters. When representing source code in Lisp, the first element of an S-expression is commonly an operator or function name and any remaining elements are treated as arguments. This is called "prefix notation" or "Polish notation". As