Added irbrc and inputrc. latter allows filtered history scrolling bindings to up and down in bash

bashrc

@@ -2,6 +2,7 @@ export PATH="/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/:$PA
 export PATH="/Library/PostgreSQL8/bin/:$PATH"     
 export PATH="/usr/local/mysql/bin/:$PATH"
 export PATH=/opt/local/bin:/opt/local/sbin:$PATH
+export IRBRC="$HOME/.irbrc"
 
 export COLOR_NC='\e[0m' # No Color
 export COLOR_WHITE='\e[1;37m'

inputrc

@@ -0,0 +1,27 @@
+# from http://www.pixelbeat.org/settings/.inputrc
+ 
+ 
+# By default up/down are bound to previous-history
+# and next-history respectively. The following does the
+# same but gives the extra functionality where if you
+# type any text (or more accurately, if there is any text
+# between the start of the line and the cursor),
+# the subset of the history starting with that text
+# is searched (like 4dos for e.g.).
+# Note to get rid of a line just Ctrl-C
+#
+"\e[B": history-search-forward
+"\e[A": history-search-backward
+ 
+$if Bash
+  # F10 toggles mc on and off
+  # Note Ctrl-o toggles panes on and off in mc
+  "\e[21~": "mc\C-M"
+ 
+  #do history expansion when space entered
+  Space: magic-space
+$endif
+ 
+# Include system wide settings which are ignored
+# by default if one has their own .inputrc
+$include /etc/inputrc

irbrc

@@ -0,0 +1,18 @@
+require 'irb/completion'
+require 'map_by_method'
+require 'what_methods'
+require 'pp'
+IRB.conf[:AUTO_INDENT]=true
+
+class Object
+  # Return a list of methods defined locally for a particular object.  Useful
+  # for seeing what it does whilst losing all the guff that's implemented
+  # by its parents (eg Object).
+  def local_methods(obj = self)
+    (obj.methods - obj.class.superclass.instance_methods).sort
+  end
+end
+
+require 'wirble'
+Wirble.init
+Wirble.colorize

rdebugrc

@@ -0,0 +1,3 @@
+set autoeval
+set autolist
+set autoreload