// archives

tvOS

This tag is associated with 6 posts
tap-to-purchase@2x.jpg

Time-Limited in-App Purchase

What if you need to create a “holiday special” in-app purchase? The item would only be available at a limited period some time in the future. However those who have bought the item would be able to use it beyond the purchase-able period, including restoring purchases should they need it.

senior-spice-store@2x.jpg

All About In-App Purchases

There are four types of in-app purchases in Apple’s App Store, with their own unique ways to manage it. Learn how to manage an app’s inventory of purchases, get the code base resilient to changes in the business side, and tips on how to implement some more esoteric business models as in-app purchases.

database@2x.jpg

Future-Proof Your Data Persistence

The data persistence stack that is an appropriate decision today may not be an optimal solution when your app has grown. You would need to design your app to withstand the test of time and be extensible for as it grows. Read more to learn how.

Data in current apps

Which Database to Use for My iOS App?

Choosing a database to use for your iOS app is no simple feat. But what if you have the tools to make an informed decision for your app? What if you can decide for today and design for tomorrow?

Programming Cocoa apps with Swift has it's many caveats. Many of these are derived from the fact that there are two language runtimes at play, the incumbent Objective-C runtime which is used by system frameworks and the Swift runtime as a newcomer. Here is one hard lesson learned (and workaround) when dealing with state restoration problems in a Swift app.

State Restoration Hiccups with Swift

Programming Cocoa apps with Swift has it’s many caveats. Many of these are derived from the fact that there are two language runtimes at play, the incumbent Objective-C runtime which is used by system frameworks and the Swift runtime as a newcomer. Here is one hard lesson learned (and workaround) when dealing with state restoration […]

handshake-car@2x.jpg

A Swift Promise

Futures/promises are great to coordinate persistence and views to ensure responsiveness in today’s native apps. However bringing thousands of lines of foreign code just to have this small functionality may not be cool. Here’s a hundred-line implementation of futures/promises in Swift 3.1

Free Updates!

Learn how to grow your indie business while keeping your day job.

Categories

Archives

Keep updated!

Don't miss out on new articles!