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....( 0 ) # Put some data into header rows ( A1 : A4 ) i = 0 while...get ( i , 0 ). setValue ( "Header Row #i" ) # Put some detail...