A guide which shows or indicates the way to do something.

Guide

How to add a watermark to a PDF in…

TL;DR Watermarking a PDF allows you to add branding, ownership information, or document status indicators onto your pages. While libraries like Apache PDFBox and...
Jacob Collins
2 min read

Working with PDF Files in Java: A Complete Guide…

Portable Document Format (PDF) files are the standard for sharing and preserving documents across the internet and other platforms, but working with them programmatically...
Jacob Collins
3 min read

Why choose a pure Java PDF library?

TL;DR Choosing a pure Java PDF library ensures seamless cross-platform deployment and enhanced security through JVM-managed memory. This strategy minimizes technical debt by simplifying...
Jacob Collins
2 min read

How to remove text from a PDF in Java…

TL;DR True PDF redaction in Java requires two things: hiding the text visually and removing it from the content stream. This tutorial shows how...
Jacob Collins
2 min read

How to redact PDF text with the JPedal Viewer

TL;DR The JPedal PDF Viewer can be used to redact text in PDF documents. Select ‘Redact’ from the tools menu and draw a rectangle...
Jacob Collins
1 min read

How to remove unused objects from PDF file (Tutorial)

PDF files sometimes contain objects which are never used. This increases the file size and is wasteful. This tutorial shows you how to reduce...
Jacob Collins
44 sec read