title: HighlightExample ''Javascript'' code: ```javascript (function(a,b){ var result = a+b; return result; })(10,20) ``` ''CSS'' code: ```css * { margin: 0; padding: 0; } /* micro reset */ html { font-size: 62.5%; } body { font-size: 14px; font-size: 1.4rem; } /* =14px */ h1 { font-size: 24px; font-size: 2.4rem; } /* =24px */ ``` ''Perl'' code: ```perl package Name; my $singleton; BEGIN { $singleton = { attribute => 'value', another => 'something', }; bless $singleton, "Name"; } sub new { my $class = shift; return $singleton; } ``` ''Python'' code: ```python class Singleton: __single = None def __init__( self ): if Singleton.__single: raise Singleton.__single Singleton.__single = self ```