Intro to Java: Functional Programming Variables and Data TypesDiscover the basic idea behind programing and write your first Java program. Use variables to store and retrieve information.Control Flow and ConditionalsUse if-else statements and switch-case statements to write Java programs to tackle any decision making scenario.FunctionsCreate functions in Java. Declare methods with input arguments and return types. Then, call the functions you create. LoopsUse for and while loops to iterate over a block of code. Learn how to write nested loops. Use 2D arrays to store and retrieve information. IntelliJ and DebuggingPrepare for your next project by installing Java and IntelliJ, debugging your code, and applying the skills learned in previous lessons. 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