Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms...."03454432-6230-4e4b-887f-a498ea223599" ); // Append message String uri = ewsClient...(), msg , true ); // Fetch appended item. Pass the extended property...