Creating an iOS bar chart in code using Swift

Displaying data in a chart is a common task in an iOS application. In this tutorial I'll demonstrate how to use Swift to create a resizable, dynamic bar chart composed of UIView elements with Auto Layout constraints entirely in code.

Swift String Field Notes

A cheat sheet of snippets and examples I've collected over time of using Apple's String class and related string processing and string manipulation techniques

iOS Image Caching for UIKit Apps

In this article I'll cover a simple and straightforward approach to fetching images from remote web servers and efficiently caching them so they aren't retrieved more frequently than necessary.

Copyright © 2021 Rob Kerr