JavaScript Design Patterns Changing ExpectationsLearn why well-structured code is vitally important to a web app's structure, especially as the app gets larger. Explore how you can use MV* organizational framework to create cleaner projects.Refactoring with Separation of ConcernsBegin refactoring your Cat Clicker code and learn the best ways to improve its structure. Using an Organization LibraryLearn about MV* frameworks like KnockoutJS to improve your Cat Clicker Application.Learning a New CodebaseLearn how to work with new codebases and gain familiarity with the popular BackboneJS Framework.Final ProjectCompanyAbout UsWhy Udacity?BlogIn the NewsJobs at UdacityBecome a MentorPartner with UdacityResourcesCatalogCareer OutcomesHelp and FAQScholarshipsResource CenterFeatured ProgramsBusiness AnalyticsSQLAWS Cloud ArchitectData AnalystIntro to ProgrammingDigital MarketingSelf Driving Car EngineerOnly at UdacityArtificial IntelligenceDeep LearningDigital MarketingFlying Car and Autonomous Flight EngineerIntro to Self-Driving CarsMachine Learning EngineerRobotics Software EngineerAI Master’sMaster of Business AdministrationMaster of Science in AIUdacity SchoolsSchool of Animation and Game DevelopmentSchool of Artificial IntelligenceSchool of Autonomous SystemsSchool of BusinessCareer ResourcesSchool of Cloud ComputingSchool of CybersecuritySchool of Data ScienceSchool of DevOpsSchool of Executive LeadershipSchool of Product ManagementSchool of Programming and Development