Author Archives: Karl Heinz Kremer

Link Trouble With Adobe Reader

Spaces in filenames for files on your web server are a bad idea… No question about that, but sometimes you don’t have control over the files you want to link to. So let’s assume you create a PDF file that … Continue reading

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The Adobe Certified Expert Exam for Acrobat XI is Available

Have you ever thought about adding the Adobe ACE Certification to your resume? Adobe published the exams and the exam guides for the new Acrobat XI Adobe Certified Expert (ACE) exams. They come in two flavors: As a brand new … Continue reading

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Adobe Community Professional

I was very honored when I found out a few days ago that Adobe invited me into their group of Adobe Community Professionals. This is a very small and exclusive club: For the year 2013 there are 258 Adobe users … Continue reading

Posted in Acrobat | Tagged , , | 4 Comments

All About PDF Stamps

Putting “All About PDF Stamps” on the cover puts the bar pretty high when you write a book about PDF Stamps… But Thom Parker clears that bar without any problems! His book “All About PDF Stamps in Acrobat & Paperless … Continue reading

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Installing PDFtk on Mac OS X Mountain Lion

One of my favorite PDF related tools is PDFtk. Some time ago I complained that it was no longer supported, but it seems that development has picked up again, and you can now find a brand new version – one … Continue reading

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Prevent the Save Dialog when Printing to the Adobe PDF Printer

[ UPDATE: For use on a 64bit system, see Kevin Rappold’s comment below. ] This is from the category “Frequently Asked Questions” – this time how to programmatically specify an output filename when printing to the Adobe PDF printer. As … Continue reading

Posted in Acrobat, PDF, Programming | Tagged , , , , , | 6 Comments

The End is Here – of ADM that is

Adobe just released the Acrobat XI SDK, and as usual, there are a number of changes – new APIs, modified ones, and the final removal of ADM (that is the Adobe Dialog Manager). The release notes are here [PDF]. I’ve talked about this … Continue reading

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The Trouble With the XREF Table

Have you ever tried to debug a problem with the XREF table in a PDF file? I’ve been debugging PDF problems for a long time, and every now and then I come across a file that has a corrupt XREF … Continue reading

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Validating Field Contents

One of the questions I get asked again and again is how to validate a field value in an AcroForm with a custom validation script. Adobe provided a lot of infrastructure to do that with just a simple script. Let’s … Continue reading

Posted in Acrobat, PDF, Programming | Tagged , , , | 355 Comments

Nastyware Claiming to be Adobe Reader

I just received an interesting email, claiming to come from Adobe. This is the first time I’ve seen such a sneaky attempt to get me to download something to my computer that could do some pretty nasty stuff to me, … Continue reading

Posted in Acrobat, PDF | Tagged , , , , | 3 Comments