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2024
2264

Flow Field Pathfinding

You may know me for my interactive tutorials. But before that, I was writing visual but non-interactive tutorials. In particular, there wasn’t a lot of information about A* on the web, so I decided to collect all my notes about pathfinding [1] together in one place in the 1990s. But then in the 2010s I started making…

2265

Pdf.tocgen

pdf.tocgen is a set of command-line tools for automatically extracting and generating the table of contents (ToC) of a PDF file. It uses the embedded font attributes and position of headings to deduce the basic outline of a PDF file.

2268

Microsoft at Work

I haven't written anything for a bit. I'm not apologizing, because y'all don't pay me enough to apologize, but I do feel a little bad. Part of it is just that I've been busy, with work and travel and events. Part of it is that I've embarked on a couple of writing projects only to have them just Not Work Out. It…

2277

Janky Apple ID Security

I had another instance of my Apple ID mysteriously being locked. First, my iPhone wanted me to enter the password again, which I thought was the “normal” thing it has done every few months, almost since I got it. But after doing so it said that my account was locked.