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....mit Kontakten in PST‑Datei Contents [ Hide ] Mehrere Kontakte...isMultiContacts(InputStream stream) - Prüft, ob der Quell‑Stream mehrere Kontakte...