Posts tagged as:

array

Ruby’s Enumerable Module: The Inject Method

by Charles Max Wood on July 16, 2010


Quick Ruby Tip: The inject method is useful for aggregating data across a dataset. For example a summation could be done with inject (by aggregating each number into the sum.)
Download 49.1 MB
Download (iphone & ipod) 7.6 MB

{ 16 comments }

Ruby’s Percent Functions

by Charles Max Wood on April 13, 2010


Ruby uses special characters to define certain data types. If you wish to use these characters in your data types, you need to escape them or use percent functions.

Percent functions are much simpler.
Download 35.8 MB
Download (iphone & ipod) 14.7 MB

{ 5 comments }