Get the name of the currently executing method
$0 is the variable for the top level Ruby program, but is there one for the current method? 5 Answers 5
ruby
Correct way to populate an Array with a Range in Ruby
I am working through a book which gives examples of Ranges being converted to equivalent arrays using their “to_a” methods When i run … Read more
How to do a safe join pathname in ruby?
My Rails development environment is Windows-based, and my production environment is Linux-based. It’s possible that VirtualHost will be used. Assume that one filename … Read more
Difference between \A \z and ^ $ in Ruby regular expressions
In the documentation I read: Use \A and \z to match the start and end of the string, ^ and $ match the … Read more
How do I copy a hash in Ruby?
I’ll admit that I’m a bit of a ruby newbie (writing rake scripts, now). In most languages, copy constructors are easy to find. … Read more
Remove substring from the string
I am just wondering if there is any method to remove string from another string? Something like this: class String def remove(s) self[s.length, … Read more
What does __FILE__ mean in Ruby?
I see this all the time in Ruby: require File.dirname(__FILE__) + “/../../config/environment” What does __FILE__ mean? 4 Answers 4
No increment operator (++) in Ruby? [duplicate]
This question already has answers here: Closed 11 years ago. Possible Duplicate: Why doesn’t Ruby support i++ or i— for fixnum? Why is … Read more
How to get a specific output iterating a hash in Ruby?
I want to get a specific output iterating a Ruby Hash. This is the Hash I want to iterate over: hash = { … Read more
Ruby: How to turn a hash into HTTP parameters?
That is pretty easy with a plain hash like {:a => “a”, :b => “b”} which would translate into “a=a&b=b” But what do … Read more