tag:blogger.com,1999:blog-8544609315733972726.post-83903025051681559352008-02-04T02:22:00.000-07:002008-02-04T02:22:00.000-07:002008-02-04T02:22:00.000-07:00Developing nicely - a good resource.<BR/><BR/>Here are a few things I noticed:<BR/><BR/><B>Sets and Classes</B><BR/>[^ab] matches <I>C</I> and <I>D</I> too<BR/><BR/><B>Groups</B><BR/>three letter <I>palindromes</I> (palindromes not italicised)<BR/><BR/><B>Location</B><BR/>Words with exactly <I>4</I> (not 3) letters<BR/><BR/><B>Quantification</B><BR/>where <I>x</I> (not z) is an exact number of repetitions<BR/><BR/><B>Common Examples</B><BR/>Link still points to blogspot, not new domain.Huwnoreply@blogger.com