Over time, Swift has developed a distinct dialect, a set of core idioms that distinguish it from other languages. Many new developers now arrive not just from Objective-C but also from Ruby, Java, Python, and more. The other day, I was helping Nicholas T ... (more…)

I went down a rabbit hole looking at Swift compiler performance this week. Since most of the diagnostic flags are unsupported they are not well documented. Here's my summary of what you need to know. (more…)

Learn how to use Apple’s Vision framework to build an iOS app that can scan barcodes and return information about what’s being scanned. (more…)

In this pandemic you have probably seen many restaurants using QR codes for their menu in order to avoid using carton-made menu that could possibly be contaminated by other customers. Today I’ll… (more…)

Over the past few years, Swift has grown into a much more fully-featured programming language for building apps for the Apple ecosystem. If you’re... (more…)