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RubyTapas

Short Screencasts of Gourmet Ruby, by Avdi Grimm

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Episode #149: Sum

Avdi Grimm November 7, 2013 0 Comments

Today's episode takes on a simple task--summing up a list of numbers--and uses it to demonstrate both the Enumerable#reduce method as well as Symbol#to_proc.

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Related

CategoriesAPIs and Libraries, Premium Episodes, S2 Premium
Tagscontainers, corelib, Enumerable & Enumerator
Previous
Episode #148: Rake Invoke
November 4, 2013
Next
Episode #150: Stats
November 11, 2013
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