commandline session
$ls faq favicon.ico index.html kernel.css mirrors pub robots.txt $file kernel.css kernel.css: ASCII text $file -l | head Set 0: Binary patterns: Text patterns: Set 1: Binary patterns: Text patterns: Set 0: Binary patterns: Strength = 340 : sc68 Atari ST music [] Strength = 340 : T64 tape Image [] $file -l | tail Strength = 28 : exported SGML document text [] Strength = 20 : Java source [text/x-java] Strength = 20 : script text executable [] Strength = 18 : a [] Strength = 17 : a [] Strength = 12 : Perl5 module source text [] Strength = 2 : Tcl script [] Set 1: Binary patterns: Text patterns: $