Here is an excerpt from the book Metaprogramming Ruby: Thatâs really what class methods are: theyâre Singleton Methods of a class. Add more powerful abstractions and reduce duplication through Ruby that writes 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. Start Course. Different open classes, quizzes, and exercises have made the book a unique one. Friday is hardcore metaprogramming as we finally get to code that writes code - scary stuff made to seem very reasonable. Metaprogramming Ruby 2 Program Like the Ruby Pros Ruby inherits characteristics from various languagesâLisp, Smalltalk, C, and Perl, to name a few. Metaprogramming Ruby by Paolo Perrotta, 9781934356470, available at Book Depository with free delivery worldwide. Just what does #send do? Collection of Metaprogramming-related small snippets. Introspection Most examples are new, "from the wild," with more recent libraries. Only a few languages can do that effectively, and Ruby is one of them. In this book, Iâll stick to a different meaning of metaprogram-ming, focusing on code that manipulates itself at runtime. Metaprogramming Ruby is the book where different topics are named with the name of days. In those days, different topics are discussed, like dynamic methods. There are a lot of quizzes in the book that includes the quiz of methods, attributes, etc. Code that writes code. by . Spell Book The excerpt from Metaprogramming Ruby. 01. On an important note, you should make sure to use metaprogramming with caution. And the book reflects current ideas of when and how much metaprogramming you should use. The result, whether you like the style or not, is a book that teaches problem solving âthe Ruby wayâ while explaining the Ruby notion of metaprogramming in a clear manner. 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. For free! This gives it more flexibility and is considered one of the most critical aspects to implementing metaprogramming in Ruby. Thursday is also about Class and how the type system works in Ruby. Friday is hardcore metaprogramming as we finally get to code that writes code - scary stuff made to seem very reasonable. Useful as a quick reference. The second part of the book is about ActiveRecord, which is a core Ruby system that makes heavy use of metaprogramming. Srushti. You can think of this as dynamic metaprogramming to distinguish it from the static metaprogramming of code gener-ators and compilers. Introduction 01. Sidu Ponnappa. to create dynamic methods; Ola Bini's blogs on Meta programming; The Ruby Language FAQ Interesting Articles. 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. Metaprogramming comes from ⦠Metaprogramming Ruby. Method Missing 02. Thursday is also about Class and how the type system works in Ruby. Using methodmissing and respondto? Being Meta Dynamic Methods 00. 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. Ruby Metaprogramming Study Note Try to hack the Sample Apps! Drawbacks to Metaprogramming. Methods of a Class stuff made to seem very reasonable Class and how the type system works in Ruby much. Should make sure to use metaprogramming with caution, different topics are discussed, like dynamic methods reduce through... Do that effectively, and Ruby is one of them metaprogramming with caution core! One of them that writes code - scary stuff made to seem very reasonable manipulates! 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