popedotninja questions

• Why does `alert("2nd");` execute before `window.history.back();`?
• Differences between [1,2,3].to_enum and [1,2,3].enum_for in Ruby
• Preventing duplicate emails from being sent
• How does Ruby evaluate double quotes (aka "") vs. String.new?
• In Ruby, for an undefined variable "foo", why doesn't "foo = foo" raise an error?
• How do I write an RSpec test for a Ruby method that contains "gets.chomp"? [duplicate]

popedotninja answers