Xcode Debugging Debugging, Printing, and LoggingMeet the "So Many Bugs" app, which is used to solve coding mysteries. Learn about the debugging process, and how to use print statements to identify bugs.Stepping Through CodeLearn how to use breakpoints to examine application state at any point during execution.LLDB and Breakpoint ActionsLearn about LLDB (low-level debugger)—the debugging super tool. Learn common LLDB commands, tips, and tricks.Breakpoints and Visual ToolsLearn about exception and symbolic breakpoints, and how to debug your code using Xcode's visual debugging tools.CompanyAbout 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