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Last Week on My Mac: Freshen up your documents
Many of us have long-running documents dating back months or years. Some grow steadily in size, and most get saved quite often. Although we maintain their contents carefully, some seem to grow old less...
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Choose and use in-document metadata
In an ideal world, all information about the data in a file, its metadata, would be stored separately from that file’s data, in extended attributes. Because this hasn’t been possible in PCs, although...
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Last Week on My Mac: Why is it so hard to open a document?
Double-clicking a document has always been one of the most exciting experiences on a Mac, no matter how mundane it might seem. It’s that moment you see the bond between an individual file and the app...
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Chinese whispers in PDF metadata
Chinese whispers is an old children’s game where everyone sits in a circle, and one child whispers into the ear of the next on their right a sentence like Send reinforcements, we’re going to advance....
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How to preserve versions, and how to create versioned PDFs
Keeping previous versions of a document you’re working on can be a great timesaver. Although I seldom restore files from backups, it’s far more frequent that I look back in a file’s versions to recover...
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Hiding text in PDFs
There are many ways to cheat with AI. One of the most concerning is its use in peer review of research publications. Those who undertake research in most disciplines take on the task of reviewing...
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Textovert 1.1 can now convert PDF files to other formats
As promised last week, I have now produced a new version of Textovert that can extract text from PDF files and convert that to any of the nine formats supported by the app. Testing here suggests this...
View ArticleExplainer: PDF format
Yesterday’s explainer covered a range of text formats, but stopped short of one of the most popular formats for text documents, Adobe’s Portable Document Format, PDF. Its origins are as old as the Mac,...
View ArticlePodofyllin 1.5 beta can export PDF to RTF
When I was developing my PDF reader Podofyllin, one of my goals was for it to be able to export from PDF to Rich Text Format. I never managed to get that to work, but in the light of your comments...
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Does Preview write PDF/A?
Earlier this week, when I considered how best to save websites using Safari, I pointed out that the PDFs it saves aren’t intended to be in archival format, using one of the PDF/A standards. As some of...
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How to save web pages using Safari
Websites come and go, and although the Internet Archive’s Wayback Machine provides a unique service by preserving so many, saving your own copies of pages remains important to many of us. This article...
View ArticleSwiftUI on macOS: text, rich text, markdown, html and PDF views source code
This is the Swift source code to accompany the article SwiftUI on macOS: text, rich text, markdown, html and PDF views. MainApp.swift import SwiftUI @main struct ContentTypesApp: App { var body: some...
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SwiftUI on macOS: text, rich text, markdown, html and PDF views
This article has a source code supplement. To read that in parallel, open this link in a separate window or tab so you can follow this account with its full source code. In my opening assessment of...
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Inside PDF annotations
In addition to reading laid-out documents, the most popular purposes for PDFs are forms and annotation. As far as filling in PDF forms are concerned, I have just one word to say: Fillably, Joel...
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Last Week on My Mac: Spotlight sorcery
According to scientific tradition, we first observe then experiment. If you proceed to the latter before you understand how a system behaves, then you’re likely to labour under misapprehensions and...
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A brief history of PDF on the Mac
To make its graphical interface work, the Mac needed a high-performance graphics system, for which the late Bill Atkinson (1951-2025) and Andy Hertzfeld designed and implemented QuickDraw. When it came...
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Read PDF better with a new version of Podophyllin
A quick check of just one of my working volumes revealed that it contains over 20,000 PDFs, the earliest dating from 1994, just a year after its introduction. Six years ago, I had become fed up with...
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System fonts: the delights of San Francisco
Before Apple switched its system font to San Francisco in 2015, with El Capitan, it had used a succession of fonts already in widespread use, including Lucida Grande and Helvetica Neue. Those could be...
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Updates to DelightEd, Podofyllin and Nalaprop for Writing Tools
I’m pleased (if not delighted) to release three new versions of my free utilities that work with text, one way or another. These fix problems that prevent their previous versions from having access to...
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PDF on Macs: the rise and fall of Preview
The Mac established itself on the strength of two graphics languages, QuickDraw and PostScript. QuickDraw was for its display, had many advanced features for the time, and you may still bump into it in...
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