>From Wikipedia (which is the first Google result for "don't repeat yourself"):
In software engineering <http://en.wikipedia.org/wiki/Software_engineering> , *Don't Repeat Yourself* (*DRY*) or *Duplication is Evil* (*DIE*) is a principle<http://en.wikipedia.org/wiki/Principle#Principle_as_axiom_or_logical_fundament> of software development<http://en.wikipedia.org/wiki/Software_development_process> aimed at reducing repetition of information of all kinds, especially useful in multi-tier architectures <http://en.wikipedia.org/wiki/Multi-tier_architecture>. The DRY principle is stated as "Every piece of knowledge must have a single, unambiguous, authoritative representation within a system." On Tue, Aug 2, 2011 at 12:36 PM, Rubyist Rohit <[email protected]> wrote: > 7stud -- wrote in post #1014420: > > Rubyist Rohit wrote in post #1014419: > > > > Situation 1: you have a method with 20 lines of code that performs a > > calculation, and every time you need to execute that code you call the > > method. > > > > Situation 2: every time you need to do do the calculation, you write the > > 20 lines of code in your app. > > > > Which situation would you deem to be the one that repeats itself? > > > > edit: Upon rereading your question, I have no idea what you are asking. > > I mean, what is meant by DRY methodology of Ruby? If it insists to > re-use code, then this paradigm is already there, from before Ruby. > > What exactly is meant by: "Don't Repeat Yourself"? > > -- > Posted via http://www.ruby-forum.com/. > > -- > You received this message because you are subscribed to the Google Groups > "Ruby on Rails: Talk" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/rubyonrails-talk?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.
