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E. Lynette Rayle edited this page May 29, 2022
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- Profiling Tools
- RSpec Testing
- Rubocop (style guide) -- Cops
- RVM (dependency management)
- command line vs. irb vs. rails console
References:
- Ruby Core Documentation (v3.1)
- Ruby Tutorials (TutorialsPoint)
- Primitive Types (e.g. Integers, Floats, Strings, Symbols, Booleans True | False, Constants)
- Data Structures (e.g. Arrays, Hashes, Ranges)
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Control Expressions
- Conditionals (e.g. if, unless, case)
- Loops (e.g. while, until, loop, repeat, when)
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Iterators (e.g. each, upto, downto, for, times, step) NOTE: See method definitions on Primitives and Data structures.
- break - stops the iteration
- next - jump to start of iteration and use the next value
- redo - jump to start of iteration and use the same value
- retry - jump to start of iteration and use first value
- Directories and Files
- rails - command line
- Active Record
- rake db (create, drop, reset, migrate, seed, etc.)
- Common ENV variables