ksh-88 egrep-style extended pattern matching .
--- a/.bashrc Wed Aug 10 00:35:17 2011 +0300
+++ b/.bashrc Sat Aug 13 00:40:25 2011 +0300
@@ -50,6 +50,9 @@
# Allows files beginning with a dot ('.') to be returned in the results of path-name expansion.
shopt -s dotglob
+# ksh-88 egrep-style extended pattern matching.
+shopt -s extglob
+
# Adjust settings according to current terminal window width
# which may have changed while the last command was running
# (which is a common occurance for vim/less/etc.)