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Understanding how app startup works
According to Apple’s guidelines, applications launch should take approximately 400 ms. When exactly should we measure the app’s startup time?
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Wanted to measure my app but all I got is this post ft. OSSinposter
Recently, I started digging deeper into app performance analysis, and at first I assumed things weren’t that bad. But as with most performance work, once you start measuring, reality looks very different. While exploring Apple’s tooling, I came across OSSignposter, a framework that -when paired with Instruments – provides precise insight into how long your app spends doing real…
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Journey to Become a Librarian or a Builder: Dynamic – part 2
In the previous part, we focused on static linking and briefly discussed the differences between frameworks and libraries. In this article, we’ll take a closer look at dynamic linking, how the dynamic linker (dyld) works, and how dynamic libraries and frameworks behave at runtime.
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Journey to Become a Librarian or a Builder: Static – part 1
In this series, I want to share some thoughts on how static, dynamic, and mergeable libraries work in the Apple ecosystem.
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WWDC 2025 in person experience
My experience of being at WWDC 2025 in-person.
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Live Activity – the problems (almost) no one speaks about
The “live” activities
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Database Disk Access Efficiency
So… apparently there’s a bad way to deal with database-disk synchronization
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New blog up!
A new blog… new issues. Problems aplenty!