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.... AddTextBox ( 2 , 0 , 2 , 0 , 100 , 400 ); //Set the...method. The said method requires 2 parameters. First one is of type...