Application Development: Additional Options Using APIs for External Messaging Platforms Creating REST Services Using JSON Creating Web Services and Web Clients Fine-Tuning a Web Service in InterSystems IRIS Fine-Tuning a Web Client in InterSystems IRIS Using Document Database (DocDB) Projecting Objects to XML Using XML Tools Using Internet Utility Classes Using %Library.File Using Multidimensional Storage (Globals) Creating CSP-Based Web Applications I/O Device Guide Accessing Source Code Files Using REST Using the Work Queue Manager String Localization and Message Dictionaries InterSystems API Index Using the ObjectScript Shell Using the Windows Terminal Using Studio