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2016  \nDaniel Kehoe  \nii  \nContents  \n1 Free Offer and More 1  \nGet Book Two ............................. 1  \nGet the Videos ............................. 1  \nThe Online and Ebook Versions ................... 2  \n2 Introduction 3  \nIs It for You? ............................. 4  \nWhat To Expect ............................ 4  \nWhat’s in Book One ....................... 5  \nWhat’s in Book Two ...................... 6  \nA Warning About Links ..................... 6  \nWhat Comes Next ........................ 6  \nVersions ............................. 7  \nStaying In Touch ........................ 7  \nA Note to Reviewers and Teachers ............... 7  \nUsing the Book in the Classroom ................ 8  \nLet’s Get Started ........................ 8  \niv CONTENTS  \n3 Concepts 11  \nHow the Web Works ......................... 11  \nProgramming Languages ....................... 15  \nRuby and JavaScript .......................... 15  \nJavaScript and JQuery ......................... 16  \nJQuery .............................. 16  \nFull-Stack JavaScript ...................... 17  \nFront and Back Ends ......................... 18  \nRails 5 ................................. 19  \nJavaScript Frameworks ........................ 20  \nAngularJS and Ember.js ..................... 20  \nReact .............................. 21  \n4 What is Rails? 23  \nRails as a Community ......................... 24  \nSix Perspectives on Rails ....................... 24  \nWeb Browser Perspective .................... 25  \nProgrammer Perspective .................... 25  \nSoftware Architect Perspective ................. 25  \nGem Hunter Perspective .................... 26  \nTime Traveler Perspective ................... 27  \nTester Perspective ........................ 27  \nUnderstanding Stacks ......................... 28  \nFull Stack ............................ 28  \nCONTENTS v  \nRails Stacks ........................... 30  \n5 Why Rails? 33  \nWhy Ruby? .............................. 33  \nWhy Rails? .............................. 35  \nRails Guiding Principles ....................... 36  \nRails is Opinionated ....................... 36  \nRails is Omakase ........................ 37  \nConvention Over Con􀀂guration ................. 37  \nDon’t Repeat Yourself ..................... 38  \nWhere Rails Gets Complicated .................... 39  \nWhen Rails has No Opinion .................. 39  \nOmakase But Substitutions Are Allowed ............ 39  \nConventions or Magic? ..................... 40  \nDRY to Obscurity ........................ 40  \n6 Rails Challenges 41  \nA List of Challenges ......................... 42  \nIt is dif􀀂cult to install Ruby................... 42  \nRails is a nightmare on Windows................ 42  \nWhy do I have to learn Git? 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