ARCHIVE · 32
Follow the trail from foundational concepts to practical engineering decisions.
The Prototype pattern reduces creation costs and duplicated setup by cloning existing objects. This article summarizes how Swift value-type copying differs from NSCopying in classes, and where shallow copying and Copy-on-Write come into play.
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Overloading and overriding. Two concepts with names so similar you might wonder why they had to be.
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The question “Do we still need to study design patterns?” comes up regularly in developer communities.
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Test six inputs, preserve missing and invalid states, and verify when a nil-coalescing fallback runs instead of treating zero as absence.
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When building an app with Swift, your initialization code eventually starts looking like this.
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