Jacob Collins

  Jacob is the JPedal Product Lead and specialises in PDF creation and manipulation. He also develops Salesforce backend systems and contributes to marketing and support. Outside work, he’s a 1900‑rated chess player, guitarist, and French learner.

 



58 Stories by Jacob Collins

How to add a link to a PDF in Java (Tutorial)

Hyperlinks in PDF documents allow you to specify websites or external resources that users can visit for more information. (Though they can also be...
35 sec read

How to remove links from PDF files in Java (Tutorial)

The PDF file format is very complex and contains many features to boost interactivity. One such feature is the ability for PDF files to...
37 sec read

How to add bookmarks to PDF files in Java (Tutorial)

Bookmarks are a useful way to outline the structure of a PDF file, acting like a table of contents. Many viewers will display bookmarks...
40 sec read

Improvements to Our PDF Inspector

In the last two(1)(2) releases of JPedal, we added some exciting new features to our PDF Inspector tool which can help you debug those...
1 min read

How to Sanitize PDF Files: Removing Hidden Risks

PDF is one of the most common formats for sharing documents. PDF files are portable and universally supported, but you may be unaware that...
1 min read

How to Duplicate Pages in a PDF in Java (Tutorial)

Sometimes you might want to duplicate pages in a PDF. For example, when filling in multiple copies of a form. Our Java PDF toolkit,...
50 sec read