Learning Ruby: The Language that Powers Rails"O'Reilly Media, Inc.", 14 mei 2007 - 260 pagina's You don't have to know everything about a car to drive one, and you don't need to know everything about Ruby to start programming with it. Written for both experienced and new programmers alike, Learning Ruby is a just-get-in-and-drive book -- a hands-on tutorial that offers lots of Ruby programs and lets you know how and why they work, just enough to get you rolling down the road.
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... 30 Numbers and Operators 33 Conditional Statements 34 Arrays and Hashes 34 Methods 35 Blocks 40 Symbols 43 Exception Handling 44 Ruby Documentation 45 Review Questions 45 3. Conditional Love . . . . . . . vii Table of Contents.
... . . . . . . 107. Creating Hashes 107 Accessing Hashes 108 Iterating over Hashes 109 Changing Hashes 110 Converting Hashes to Other Classes 113 1.9 and Beyond 113 Other Hash Methods 114 Review Questions 114. 8. Working. with. Files.
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