Tag Archives: PDF

Secure PDF Files With a Password in C#, VB, and Java

In the “Merge PDF Files – C#, VB, and Java Code” article, we described how to use the PDFFile class from the PDF SDK to merge multiple PDF files into one with just a couple lines of code. Using the … Continue reading

Posted in PDF | Tagged , | Leave a comment

Append Multiple Images to a PDF in C/C++

Recently we posted about how to convert PDF to JPEG and converting multi-page TIFF to PDF. A customer recently asked how one might add multiple images to a PDF. Luckily, LEADTOOLS supports more than 150 raster, vector, and document file … Continue reading

Posted in Document Imaging | Tagged , , , , , | Leave a comment

Merge PDF Files – C#, VB, and Java Code

We have done several posts that uses the LEADTOOLS Document Converter to convert and merge multiple images and documents, including PDF. However, if all you need is to merge multiple PDF files into a single PDF file, LEADTOOLS has a … Continue reading

Posted in PDF | Tagged , , , | Leave a comment

Convert TXT to PDF in C#, VB, and Java

We recently posted “Convert PDF to TXT in C#, VB, and Java” that uses the LEADTOOLS Document Converter class. Now, we are going to go the other way around and convert TXT to PDF. The main difference is that conversion … Continue reading

Posted in Document Converter | Tagged , , , , , , | Leave a comment

Convert and Base64 Encode Images and PDFs in C#

Base64 encoding is used to encode binary data, such as a PDF file, into an ASCII string format that is compatible with systems that can only handle text. For example, email attachments and binary uploads in HTML forms are converted … Continue reading

Posted in Document Converter | Tagged , , , , | Leave a comment