Friday is hardcore metaprogramming as we finally get to code that writes code - scary stuff made to seem very reasonable. Just what does #send do? Srushti. In those days, different topics are discussed, like dynamic methods. Interesting Articles. Add more powerful abstractions and reduce duplication through Ruby that writes Ruby! Method Missing 02. Using methodmissing and respondto? Collection of Metaprogramming-related small snippets. Introspection Sidu Ponnappa. Metaprogramming Ruby. Friday is hardcore metaprogramming as we finally get to code that writes code - scary stuff made to seem very reasonable. Spell Book The excerpt from Metaprogramming Ruby. The result, whether you like the style or not, is a book that teaches problem solving “the Ruby way” while explaining the Ruby notion of metaprogramming in a clear manner. Metaprogramming Ruby is the book where different topics are named with the name of days. Metaprogramming comes from … Most examples are new, "from the wild," with more recent libraries. In this book, I’ll stick to a different meaning of metaprogram-ming, focusing on code that manipulates itself at runtime. Metaprogramming Ruby by Paolo Perrotta, 9781934356470, available at Book Depository with free delivery worldwide. This makes Metaprogramming Ruby an ideal book to read when diving into both the decision making process and the coding process rather than just finished samples of code. The second part of the book is about ActiveRecord, which is a core Ruby system that makes heavy use of metaprogramming. Useful as a quick reference. And the book reflects current ideas of when and how much metaprogramming you should use. This gives it more flexibility and is considered one of the most critical aspects to implementing metaprogramming in Ruby. Start Course. Code that writes code. For free! Introduction 01. On an important note, you should make sure to use metaprogramming with caution. Drawbacks to Metaprogramming. Ruby Metaprogramming Study Note Try to hack the Sample Apps! Only a few languages can do that effectively, and Ruby is one of them. Different open classes, quizzes, and exercises have made the book a unique one. The second part of the book is about Rails and is the only part of the book that has been heavily changed in the second edition. Singleton methods in Ruby can behave like class methods, but they're singleton methods are just regular instance methods that are defined in the singleton class. to create dynamic methods; Ola Bini's blogs on Meta programming; The Ruby Language FAQ You can think of this as dynamic metaprogramming to distinguish it from the static metaprogramming of code gener-ators and compilers. Thursday is also about Class and how the type system works in Ruby. 01. There are a lot of quizzes in the book that includes the quiz of methods, attributes, etc. by . Being Meta Dynamic Methods 00. Metaprogramming Ruby 2 Program Like the Ruby Pros Ruby inherits characteristics from various languages—Lisp, Smalltalk, C, and Perl, to name a few. Here is an excerpt from the book Metaprogramming Ruby: That’s really what class methods are: they’re Singleton Methods of a class. Thursday is also about Class and how the type system works in Ruby. This completely revised new edition covers the new features in Ruby 2.0 and 2.1, and contains code from the latest Ruby libraries, including Rails 4. Is an excerpt from the book where different topics are named with the name of days Perrotta. They’Re Singleton methods of a Class meaning of metaprogram-ming, focusing on that. Abstractions and reduce duplication through Ruby that writes code - scary stuff made to seem reasonable... 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