I have to merge a ton of PDF's on a daily bases, we using a Commercial Product aka Adobe Acrobat which take almost 1 hour to merge 5000 PDF documents to 5 single one's.
Im Programmer and this wasn't acceptable for me....
This Libary (or Tutorial ?) is the result, its using IText for C# and it's made to use your physical CPU Cores and do Parallel Execution.
I will make it short, 1000 PDF needs 15 seconds(On a 6 Core Machine with 50% Usage Peeks), also the Filesize is 50% smaller than...