WebbThere are 4 types of variables in Ruby: local , global, instance, and class. The @ symbol before a variable tells Ruby that we are working with an instance variable, and @@ before a variable... WebbArray.Reverse (sourceArray, index, length); .Reverse () takes the following parameters: sourceArray, the array to be reversed. index, an integer specifying the start of the subset. length, an integer specifying the number of elements of the subset. If the method is run without specifying and index and length, then the entire array will be reversed.

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WebbIn class-based programming, the factory method pattern is a creational pattern that uses factory methods to deal with the problem of creating objects without having to specify the exact class of the object that will be created. This is done by creating objects by calling a factory method—either specified in an interface and implemented by child classes, or … WebbHi, my name is Olawale Adedeko and I build efficient well-designed software. After two years as a software developer, my passion for software development made me quit my job and choose the path of a software developer. Over the years I have expanded my knowledge in software development which has led me to join Microverse, where I have … WebbYou can use static methods in Ruby like this: class MyModel def self.do_something puts "this is a static method" end end MyModel.do_something # => "this is a static method" … carenado aircraft collection