Software Development

Since everything is an object in Ruby having a functionality that can duplicate objects is not a bad idea. Ruby ships with two methods for making copies of an object: the dup method and the clone method. In Ruby, all variables hold a reference to an object. In a case where a section of a code modifies an object that is not meant to be modified, it is ideal to make a copy of that object to be used in that section of the code, protecting the integrity of the copied object....

Usually, programming languages have methods for printing out variables. Ruby is not an exception. We will explore the 3 popular methods for printing variables in the Ruby Programming language. The print method The way print(var) works is basically converting its value to a string by calling the to_s method on the object(everything is an object in Ruby) before printing the value and returning nil to its caller. num = 123 print(num) # -> 123 => nil The print method can be easily used for concatenating strings...