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....getCells (); for ( int row = 0 ; row < 5000 ; row ++) { for ( int col...cells . get ( row , col ). setValue ( i * 5000 + row * 500 + col...