The Swift type-checker remains a performance bottleneck for compile times, though it has improved tremendously over the past two years. You could even say the type-checker has gone from being drunk to sober. To help users debug these issues, awhile back Jordan Rose added a frontend Swift compiler flag that would emit warnings in Xcode for functions that took too long to compile, or rather took too long to type-check. In Xcode 9, there’s a new, similar flag for checking expressions.

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This site used to be hosted via GitHub Pages, but I decided to move to a dedicated host to have more control over how I develop and deploy the site, and how it’s configured. A number of limitations and quirks eventually drove me to migrate away from GitHub pages to my excellent and inexpensive bare-bones host, NearlyFreeSpeech.net. I was also interested in learning to do all of this on my own, rather than relying on GitHub Pages “magic”. If you’re looking to setup your own Jekyll-powered site, or if you’re looking to migrate off of GitHub Pages, hopefully this is helpful.

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A couple of weeks ago I finally got around to adding support for Brent Simmons’ and Manton Reece’s JSON Feed for this blog. You can subscribe to the feed here. It was simple and fun to implement.

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