cheat sheets.

$ cheat rails_reserved_words
--- rails_reserved_words version 1	Thu Jul 09 23:12:00 -0700 2009
+++ rails_reserved_words version 2	Mon Sep 06 14:03:15 -0700 2010
@@ -1,168 +1,169 @@
 ADDITIONAL_LOAD_PATHS
 ARGF
 ARGV
 ActionController
 ActionView
 ActiveRecord
 ArgumentError
 Array
 BasicSocket
 Benchmark
 Bignum
 Binding
 CGI
 CGIMethods
 CROSS_COMPILING
 Class
 ClassInheritableAttributes
 Comparable
 ConditionVariable
 Config
 Continuation
 DRb
 DRbIdConv
 DRbObject
 DRbUndumped
 Data
 Date
 DateTime
 Delegater
 Delegator
 Digest
 Dir
 ENV
 EOFError
 ERB
 Enumerable
 Errno
 Exception
 FALSE
 FalseClass
 Fcntl
 File
 FileList
 FileTask
 FileTest
 FileUtils
 Fixnum
 Float
 FloatDomainError
 GC
 Gem
 GetoptLong
 Hash
 IO
 IOError
 IPSocket
 IPsocket
 IndexError
 Inflector
 Integer
 Interrupt
 Kernel
 LN_SUPPORTED
 LoadError
 LocalJumpError
 Logger
 Marshal
 MatchData
 MatchingData
 Math
 Method
 Module
 Mutex
 Mysql
 MysqlError
 MysqlField
 MysqlRes
 NIL
 NameError
 NilClass
 NoMemoryError
 NoMethodError
 NoWrite
 NotImplementedError
 Numeric
 OPT_TABLE
 Object
 ObjectSpace
 Observable
 Observer
 PGError
 PGconn
 PGlarge
 PGresult
 PLATFORM
 PStore
 ParseDate
 Precision
 Proc
 Process
 Queue
 RAKEVERSION
 RELEASE_DATE
 RUBY
 RUBY_PLATFORM
 RUBY_RELEASE_DATE
 RUBY_VERSION
 Rake
 RakeApp
 RakeFileUtils
 Range
 RangeError
 Rational
 Regexp
 RegexpError
 Request
 RuntimeError
 STDERR
 STDIN
 STDOUT
 ScanError
 ScriptError
 SecurityError
 Signal
 SignalException
 SimpleDelegater
 SimpleDelegator
 Singleton
 SizedQueue
 Socket
 SocketError
 StandardError
 String
 StringScanner
 Struct
 Symbol
 SyntaxError
 SystemCallError
 SystemExit
 SystemStackError
 TCPServer
 TCPSocket
 TCPserver
 TCPsocket
 TOPLEVEL_BINDING
 TRUE
 Task
 Text
 Thread
 ThreadError
 ThreadGroup
 Time
 Transaction
 TrueClass
 TypeError
 UDPSocket
 UDPsocket
 UNIXServer
 UNIXSocket
 UNIXserver
 UNIXsocket
 UnboundMethod
 Url
 VERSION
 Verbose
 YAML
 ZeroDivisionError
+type
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