1. Tech

Articles related to ruby operators

Overloading Operators - Ruby - About.com
What does a + b mean? That all depends on what 'a' is. Ruby allows you to define a number of arithmetic operators and they're called on the left-hand side of  ...
http://ruby.about.com/od/oo/ss/Overloading-Operators.htm
Using Boolean Operators in Ruby - About.com
Using these operators and alternative conditionals is often more clean than using the not operator. Though you will see it in Ruby code, especially when testing ...
http://ruby.about.com/od/control/a/Boolean-Operators.htm
The Ternary (or "Conditional") Operator - Ruby - About.com
usr/bin/env ruby print "Enter a number: " i = gets.to_i puts "Your number is " + (i > ... so it doesn't interfere with the string concatenation operators surrounding it.
http://ruby.about.com/od/beginningruby/a/The-Ternary-Or-Conditional-Operator.htm
Boolean Expressions in Ruby Control Structures - About.com
In other words, Ruby will ask itself "if this boolean expression is true do this, ... Boolean expressions usually involve one or more comparison operators.
http://ruby.about.com/od/control/a/Boolean-Expressions.htm
The Case Equality Operator - Ruby - About.com
Note that this is only valid for Ruby 1.9.x, Ruby 1.8.x does not define Proc#===. ... This is not quite the same as the three class' == operators, which often require ...
http://ruby.about.com/od/control/a/The-Case-Equality-Operator.htm
Multiple Splats in Ruby 1.9.1 - About.com
Among the new features in release of Ruby 1.9.1 is the ability to use more than one splat operator in ... In Ruby 1.9, you can use any number of splat operators.
http://ruby.about.com/od/newinruby191/qt/MultipleSplats.htm
Conditional Assignments - Ruby - About.com
Ruby provides a number of combined operation and assignment operators. For example, the += operator can be used as "a += 10" meaning "a = a + 10." They're  ...
http://ruby.about.com/od/beginningruby/fl/Conditional-Assignments.htm
The Curious Case of the Flip-Flop - Ruby - About.com
The flip-flop operator is a hotly contested feature of Ruby. It's still ... Note that the .. and … operators bind very loosely, so there's no need for parentheses. #!
http://ruby.about.com/od/convolutedconstructions/ss/The-Curious-Case-Of-The-Flip-Flop.htm
Regular Expressions: Grouping - Ruby - About.com
The grouping operators, including the parentheses operator, are some of the most powerful and frequently used operators in the Ruby regex syntax.
http://ruby.about.com/od/regularexpressions/a/regexgrouping.htm
What's New in Ruby 1.9.1? -The Lambda Operator - About.com
Among the new features in release of Ruby 1.9.1 is the Lambda operator, a shortcut used to make nameless methods. Learn how to use this feature introduced ...
http://ruby.about.com/od/newinruby191/qt/LambdaOperator.htm
1  |  2  |  3  |  4  |  5  |  6  |  7  |  8  |  9  |  10      Next

©2014 About.com. All rights reserved.