Learn Ruby the Hard Way: : A Simple and Idiomatic Introduction to the Imaginative World of Computational Thinking with Code, Third Edition / Shaw, Zed.

Format:

Book

Author/Creator:

Shaw, Zed, author.

Series:

Zed Shaw's Hard Way

Language:

English

Subjects (All):

Ruby (Computer program language).

Application software--Development.

Application software.

Physical Description:

1 online resource (336 pages)

Edition:

1st edition

Other Title:

Simple and idiomatic introduction to the imaginative world of computational thinking with code

Place of Publication:

Addison-Wesley Professional, 2014.

System Details:

text file

Summary:

You Will Learn Ruby! Zed Shaw has perfected the world’s best system for learning Ruby. Follow it and you will succeed–just like the hundreds of thousands of beginners Zed has taught to date! You bring the discipline, commitment, and persistence; the author supplies everything else. In Learn Ruby the Hard Way, Third Edition , you’ll learn Ruby by working through 52 brilliantly crafted exercises. Read them. Type their code precisely . (No copying and pasting!) Fix your mistakes. Watch the programs run. As you do, you’ll learn how software works; what good programs look like; how to read, write, and think about code; and how to find and fix your mistakes using tricks professional programmers use. Most importantly, you’ll learn the following, which you need to start writing excellent Ruby software of your own: • Installing your Ruby environment • Organizing and writing code • Ruby symbols and keywords • Basic mathematics • Variables and printing • Strings and text • Interacting with users • Working with files • Using and creating functions • Looping and logic • Arrays and elements • Hashmaps • Program design • Object-oriented programming • Inheritance and composition • Modules, classes, and objects • Project “skeleton” directories • Debugging and automated testing • Advanced user input • Text processing • Basic game development • Basic web development It’ll Be Hard At First. But Soon, You’ll Just Get It–And That Will Feel Great! This tutorial will reward you for every minute you put into it. Soon, you’ll know one of the world’s most powerful, popular programming languages. You’ll be a Ruby programmer. Watch Zed, too! The accompanying DVD contains 5+ hours of passionate, powerful teaching: a complete Ruby video course! Zed Shaw is an avid guitar player, programmer, and writer whose books teach people all over the world how to write software. His book Learn Python the Hard Way has been read by millions of people around the world. His software has been used by many large and small companies. His essays are often quoted and read by members of many geek communities. He is an entertaining and lively writer, who is sure to keep you laughing and make you think.

Contents:

Intro

About This eBook

Title Page

Copyright Page

Contents

Preface

Acknowledgments

The Hard Way Is Easier

Reading and Writing

Attention to Detail

Spotting Differences

Do Not Copy-Paste

Using the Included Videos

A Note on Practice and Persistence

A Warning for the Smarties

Exercise 0. The Setup

Mac OS X

OS X: What You Should See

Windows

Windows: What You Should See

Linux

Linux: What You Should See

Finding Things on the Internet

Warnings for Beginners

Exercise 1. A Good First Program

What You Should See

Study Drills

Common Student Questions

Exercise 2. Comments and Pound Characters

Exercise 3. Numbers and Math

Exercise 4. Variables and Names

Exercise 5. More Variables and Printing

Exercise 6. Strings and Text

Common Student Question

Exercise 7. More Printing

Exercise 8. Printing, Printing

Exercise 9. Printing, Printing, Printing

Exercise 10. What Was That?

Escape Sequences

Exercise 11. Asking Questions

Exercise 12. Prompting People for Numbers

Exercise 13. Parameters, Unpacking, Variables

Common Student Questions.

Exercise 14. Prompting and Passing

Exercise 15. Reading Files

Exercise 16. Reading and Writing Files

Exercise 17. More Files

Exercise 18. Names, Variables, Code, Functions

Exercise 19. Functions and Variables

Exercise 20. Functions and Files

Exercise 21. Functions Can Return Something

Exercise 22. What Do You Know So Far?

What You Are Learning

Exercise 23. Read Some Code

Exercise 24. More Practice

Exercise 25. Even More Practice

Exercise 26. Congratulations, Take a Test!

Exercise 27. Memorizing Logic

The Truth Terms

The Truth Tables

Exercise 28. Boolean Practice

Exercise 29. What If

Exercise 30. Else and If

Exercise 31. Making Decisions

Exercise 32. Loops and Arrays

Exercise 33. While Loops

Study Drills.

Common Student Questions

Exercise 34. Accessing Elements of Arrays

Exercise 35. Branches and Functions

Exercise 36. Designing and Debugging

Rules for If-Statements

Rules for Loops

Tips for Debugging

Homework

Exercise 37. Symbol Review

Keywords

Data Types

String Escape Sequences

Operators

Reading Code

Exercise 38. Doing Things to Arrays

What Arrays Can Do

When to Use Arrays

Exercise 39. Hashes, Oh Lovely Hashes

A Hash Example

What Hashes Can Do

Making Your Own Hash Module

The Code Description

Three Levels of Arrays

What You Should See (Again)

When to Use Hashes or Arrays

Exercise 40. Modules, Classes, and Objects

Modules Are Like Hashes

Classes Are Like Modules

Objects Are Like Require

Getting Things from Things

A First Class Example

Exercise 41. Learning to Speak Object Oriented

Word Drills

Phrase Drills

Combined Drills

A Reading Test

Practice English to Code

Reading More Code

Exercise 42. Is-A, Has-A, Objects, and Classes

How This Looks in Code

Exercise 43. Basic Object-Oriented Analysis and Design

The Analysis of a Simple Game Engine

Write or Draw about the Problem

Extract Key Concepts and Research Them

Create a Class Hierarchy and Object Map for the Concepts

Code the Classes and a Test to Run Them

Repeat and Refine

Top Down Versus Bottom Up

The Code for "Gothons from Planet Percal #25"

What You Should See.

Study Drills

Exercise 44. Inheritance Versus Composition

What Is Inheritance?

Implicit Inheritance

Override Explicitly

Alter Before or After

All Three Combined

Using super() with initialize

Composition

When to Use Inheritance or Composition

Exercise 45. You Make a Game

Evaluating Your Game

Function Style

Class Style

Code Style

Good Comments

Evaluate Your Game

Exercise 46. A Project Skeleton

Creating the Skeleton Project Directory

Final Directory Structure

Testing Your Setup

Using the Skeleton

Required Quiz

Exercise 47. Automated Testing

Writing a Test Case

Testing Guidelines

Exercise 48. Advanced User Input

Our Game Lexicon

Breaking Up a Sentence

Lexicon Tuples

Scanning Input

Exceptions and Numbers

A Test First Challenge

What You Should Test

Exercise 49. Making Sentences

Match and Peek

The Sentence Grammar

A Word on Exceptions

The Parser Code

Playing with the Parser

Exercise 50. Your First Website

Installing Sinatra

Make a Simple "Hello World" Project

What's Happening Here?

Stopping and Reloading Sinatra

Fixing Errors

Create Basic Templates

Exercise 51. Getting Input from a Browser

How the Web Works

How Forms Work

Creating HTML Forms

Creating a Layout Template

Writing Automated Tests for Forms

Exercise 52. The Start of Your Web Game

Refactoring the Exercise 43 Game

Sessions and Tracking Users

Creating an Engine.

Your Final Exam

Next Steps

How to Learn Any Programming Language

Advice from an Old Programmer

Appendix. Command Line Crash Course

Introduction: Shut Up and Shell

How to Use This Appendix

You Will Be Memorizing Things

The Setup

Do This

You Learned This

Do More

Paths, Folders, and Directories (pwd)

If You Get Lost

Make a Directory (mkdir)

Change Directory (cd)

List Directory (ls)

Remove Directory (rmdir)

Moving Around (pushd, popd)

Making Empty Files (Touch, New-Item)

Copy a File (cp)

Moving a File (mv)

View a File (less, MORE)

Stream a File (cat)

Removing a File (rm)

Exiting Your Terminal (exit)

Command Line Next Steps

UNIX Bash References

PowerShell References

Index

Where are the Companion Content Files?

Code Snippets.

Notes:

Includes index.

Online resource; Title from title page (viewed December 7, 2014)

Description based on publisher supplied metadata and other sources.

ISBN:

9780133135633

0133135632

9780133124484

0133124487

OCLC:

897934088