2.0

Summary

• Introduction
• Tricks
  • Alphanumeric incrementing
  • Associative arrays
  • At exit method
  • Autovivification
  • Blocks can take blocks
  • Bubbling up thread errors
  • Case on ranges
  • Count all objects
  • Cycle
  • Data
  • Easiest database pstore
  • Easiest database pstore yaml
  • Enable garbage collector profiler
  • Enable ruby warnings
  • Fast memoization fibonacci
  • Fetch data
  • Get random data
  • Head tail
  • Inject
  • Inspecting the source with script lines
  • Iterating over specific types
  • Lambda your own syntax
  • Memoization
  • Print formatted with debug
  • Ruby debug flag
  • Shortcut variable interpolation
  • Single instance running
  • Smalltalk conditionals
  • Splat operator
  • Stab operator
  • Struct without assignment
  • Super magic keyword
  • Super magic keyword2
  • Super magic keyword3
  • Super magic keyword4
  • Super magic keyword5
  • Tail call
  • Trigger irb as needed
  • Unfreeze objects with fiddle
  • Unused variable format
  • Variables from a regex
  • Zip
  • Introspecting Block Parameters
• Idiomatic Ruby
  • Each vs map
  • Conditional assignment
  • Combine operation over collections (enumerables)
  • Array of Strings or Symbols
  • Multiple Assignment
  • Use Symbol to_proc
  • Array Sample (enumerables)
  • Use Fixnum#times
  • Implicit Return
• Refactorings
  • Conditionals when object is nil
  • Switch case with Hashes
• Best Practices
  • rescue => Exception e