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Articles tagged with pdf

May 28, 2024

How to Merge Multiple Images to a PDF

Screenshot showing the thumbnails inspector in DEVONthink displaying PDF thumbnails of a PDF document.

Perhaps you have a selection of images that you would like to convert into a single PDF. In DEVONthink, there is a simple tool that does just that. Here is, how it works. (more)

January 9, 2024

How to Use In-Document Search on iOS

Screenshot showing a in-document search in DEVONthink To Go.

Finding documents in DEVONthink To Go is easily done with its search field. But what about searching the document you’re currently viewing? You can easily run an in-document search in native document formats like Markdown or rich text. Here is, how to do that. (more)

April 18, 2023

How to Deal With PDF Searchability

Screenshot showing the concordance inspector with a word cloud in DEVONthink.

When it comes to PDF documents, what you see and what is actually there can be two different things. Just because you can read words in the document doesn’t mean it is searchable. Or perhaps you have a searchable PDF but it’s still not found in a search in DEVONthink. Here are a few ways to deal with such PDFs. (more)

September 20, 2022

How to Use Table of Contents

Screenshot showing the Table of Contents inspector in DEVONthink.

In many documents, there is a need to divide content, breaking it into discrete sections. Navigating those sections can be done with the help of a table of contents. Fortunately, DEVONthink can display such a table in certain documents. Here’s how you can use it. (more)

April 26, 2022

How to Print to DEVONthink

Screenshot showing the PDF dropdown menu in the print dialog.

Beyond messaging and email, PDF is one of the most common formats for communicating information between people. In applications that support printing to PDF — and there are many — you can print a paginated PDF directly to DEVONthink. (more)

April 12, 2022

How to Split PDFs in DEVONthink

Screenshot showing dragging a PDF thumbnail.

PDFs come from a variety of sources but not always in the perfect form for your work. Sometimes you may have pages you don’t need. Maybe you had a marathon scanning session to one big document but need individual documents now. Whatever reason you have for splitting a PDF, DEVONthink has a few special options available. (more)

February 8, 2022

Understanding PDF Page Numbering

PDF page folio and page number on thumbnail.

In DEVONthink and DEVONthink To Go you can copy page links in a PDF. These item links allow you to jump to a specific page in the PDF. But sometimes the number in the item link is wrong… isn’t it? Or you may manually add a page parameter but it isn’t jumping to the correct page!? Here’s how PDF pages and the item link parameter work. (more)

March 17, 2020

How to Split a PDF

There are times when you may need to split a PDF in DEVONthink into smaller documents. Here are a few ways to do it. (more)

July 4, 2019

Check the OCR Accuracy

OCR is a technology that examines the pixels in an image and tries to determine what alphabetical characters they are. These characters are then put into a layer of text underneath the original image so the file appears unchanged but is now searchable. You can estimate the accuracy of the OCR by selecting the PDF and looking at the concordance. (more)

January 24, 2017

Adjust Your PDFs

Recently, we had a customer expressing a desire to have black-and-white PDFs. Our head developer, Christian, suggested running a Quartz filter on them. When you export out of Apple’s Preview, you have the option of applying a Quartz filter to adjust the output. (more)