Introduction
1.
Tricks
1.1.
Alphanumeric incrementing
1.2.
Associative arrays
1.3.
At exit method
1.4.
Autovivification
1.5.
Blocks can take blocks
1.6.
Bubbling up thread errors
1.7.
Case on ranges
1.8.
Count all objects
1.9.
Cycle
1.10.
Data
1.11.
Easiest database pstore
1.12.
Easiest database pstore yaml
1.13.
Enable garbage collector profiler
1.14.
Enable ruby warnings
1.15.
Fast memoization fibonacci
1.16.
Fetch data
1.17.
Get random data
1.18.
Head tail
1.19.
Inject
1.20.
Inspecting the source with script lines
1.21.
Iterating over specific types
1.22.
Lambda your own syntax
1.23.
Memoization
1.24.
Print formatted with debug
1.25.
Ruby debug flag
1.26.
Shortcut variable interpolation
1.27.
Single instance running
1.28.
Smalltalk conditionals
1.29.
Splat operator
1.30.
Stab operator
1.31.
Struct without assignment
1.32.
Super magic keyword
1.33.
Super magic keyword2
1.34.
Super magic keyword3
1.35.
Super magic keyword4
1.36.
Super magic keyword5
1.37.
Tail call
1.38.
Trigger irb as needed
1.39.
Unfreeze objects with fiddle
1.40.
Unused variable format
1.41.
Variables from a regex
1.42.
Zip
1.43.
Introspecting Block Parameters
2.
Idiomatic Ruby
2.1.
Each vs map
2.2.
Conditional assignment
2.3.
Combine operation over collections (enumerables)
2.4.
Array of Strings or Symbols
2.5.
Multiple Assignment
2.6.
Use Symbol to_proc
2.7.
Array Sample (enumerables)
2.8.
Use Fixnum#times
2.9.
Implicit Return
3.
Refactorings
3.1.
Conditionals when object is nil
3.2.
Switch case with Hashes
4.
Best Practices
4.1.
rescue => Exception e
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Ruby Tricks, Idiomatic Ruby, Refactorings and Best Practices
Best Practices
rescue => Exception e