Today, we'll take a closer look at the proxy design pattern. We'll get the formal definition out of the way quickly and then we'll jump into some practical examples. What Is The Proxy Pattern? The proxy pattern is a structural pattern that helps you limit access to another class. In
Did you know you can export .gifs directly from the iOS Simulator? No third-party tools are needed!
Whenever you release an app update, it's important to make sure existing users don't fall behind and that your user base doesn't become fragmented across multiple versions. So, some apps will choose to notify users when a newer version is available or will force them to upgrade if they fall
After impulse purchasing a 3D printer a few months ago, I quickly found myself with a new hobby. In just a few weeks, my apartment started to fill up with an eclectic mix of prints from Thingiverse and Printables. Along the way, I discovered a passion for mechatronics and realized
Whenever you enter an address into Google Maps or search for a video on YouTube, you may have noticed that the auto-complete suggestions update at regular intervals rather than with every change to the search query. When you consider the scale of these platforms, limiting requests in this manner is
You'll often find yourself in a position where you need to check if a particular condition applies across a collection of objects. Luckily, Swift provides the allSatisfy() method to handle just that. Let's say we want to write a function to verify that a student has completed all of the
Today, we'll discuss this setting in more detail and we'll see how we can improve our app's rendering performance by addressing issues related to misaligned images. I've been making iPhone apps for years, but I've never really investigated this feature. Now that I know what it does, I wonder how
In iOS Development, you'll often use Command + S to take screenshots of your app running in the iOS Simulator. Although this is very convenient for sharing screenshots of your application with your team, or for pull requests, etc., since the system saves these screenshots to your Desktop, it quickly leads
If you've seen the WWDC What's new in Swift? [https://developer.apple.com/videos/play/wwdc2022/110354/] video, you've likely seen the updates to the if let and guard let syntax. Prior to Swift 5.7, it was common to unwrap an Optional variable and assign to a variable with
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