How can I add information from a text file to an output PDF file?
You can download VeryPDF PDF Toolbox by clicking here first and then use this tool to add PDF meta information from your text file to...
Tag: code
How to rotate an entire PDF document to 180 degrees?
With the help of VeryPDF PDF Toolbox, You can use at least three programming languages (C#, ASP.NET, and VB.NET) to rotate PDF pages. The code...
How to rotate the first PDF page clockwise?
VeryPDF PDF Toolbox enables you to rotate specified PDF pages clockwise or counter clockwise in different programming languages like C#, ASP.NET, and VB.NET. The source...
How can I extract meta info from input PDF file to the given output file?
What is meta info?PDF meta info is the information such as title, author, creator, subject, keywords, and producer. If you have Adobe products like Adobe...
How to decrypt a PDF?
In order to encrypt a PDF file, you can set two types of PDF passwords. The samples below will show you how to use three...
Is there any good way to combine two PDF files?
Yes, you can use VeryPDF PDF Toolbox to freely combine two PDF files in different ways. If you have PDF A (containing pages: A1, A2,...
How can I encrypt a PDF using 128-bit strength?
The following sample shows how to use 128-bit strength to encrypt a PDF. Make sure that the option for setting PDF key length is used...
How to set an owner password and a user password to a PDF file?
You can set an owner/permissions/master password and a user/open password for a PDF files at the same time. Below is a sample showing how to...
How can I enable high quality printing when encrypt a PDF file?
VeryPDFToobox(Click here to Download)can help you enable high quality printing when set a permissions password. Please view the sample as follows to see how to...
How can I merge PDF files into a new PDF?
The sample below demonstrates a way to merge multiple PDF files into one PDF. The recommended tool is VeryPDFToobox(Please click to free download it).using System;using...