TrozWare

macOS Apps Step by Step has had a minor update to version 4.1.

Most years, I am deeply interested in what happens at Apple's Worldwide Developer Conference and what is announced.

Recently, I have seen multiple posts on Mastodon suggesting that SwiftUI is a failure, that nobody is using it, and that Apple should have focused on improving or replacing AppKit and UIKit instead of wasting everyone's time with SwiftUI.

The third edition of macOS Apprentice has been released!

Every app running on any Apple device, including a Mac, runs inside a sandbox by default.

Recently.

For many years, I've used Process to call Terminal commands from my macOS apps.

For Black Friday 2025, my self-published books: macOS Apps Step by Step and Escape from Tutorial Hell are on sale for 30% off, from now until December 1st.

macOS by Tutorials has a new name and a new edition!

Over the last few years, Apple Inc. has come in for its fair share of criticism.

At WWDC 2025, Apple announced that SwiftUI would now have its own WebView.

Almost every year, I write an article and a sample app, exploring the new features of SwiftUI, with particular emphasis on Mac app development.

Apple's Worldwide Developers Conference is over for another year.

I've written a new book, and this one is quite different from my previous books.

Apple's Worldwide Developer Conference is just weeks away, but I'm sensing a lot of apathy in the community.

I've just released Man Reader 2.1.

Recently, I was working with units and unit conversions in Swift.

I have been running this blog since 2014 and it's seen several major changes along the way.

The second edition of macOS Apprentice has been released!

When you create a Mac app using SwiftUI, you get the standard Mac menubar by default.

macOS by Tutorials Edition 3.0 is now available!

In Xcode 16, Apple quietly introduced the ability to format your Swift files using Swift Format.

In 2012, with OS X Mountain Lion, Apple added a feature called Gatekeeper.

In Xcode 16, project files and folders are arranged differently in the Project navigator.

A couple of months ago, I got a message from App Store Connect pointing out that one of my iPhone apps - Berio’s Sequenza VII - had not been updated in 3 years and so would be removed from the App Store unless I updated it within 90 days.

Over the years, I have written articles and sample apps to demonstrate the new features of each year's SwiftUI updates with particular emphasis on macOS app development.

I started writing books for Kodeco when I was asked to contribute some Mac content to SwiftUI by Tutorials.

In April 2022, Kodeco published the first edition of macOS by Tutorials.

Several years after I started planning it, Man Reader version 2 is now available.

SwiftUI is a reactive framework where the data drives the UI.

I've written another book!

Last month, I posted about writing my new todo app called To-Day: why I wrote it and how I wrote it.

When I sit down at my computer at the start of a work day, I typically like to plan out the broad outline of my work.

As we round out the year, there are several new addresses I'd like people to use to contact me or get my book.

In December 2019, I wrote a series of articles about using SwiftUI to build a Mac app.

If you read my blog or tweets, you will have detected that I recently wrote a book called macOS by Tutorials, published by raywenderlich.com. in this post, I'm going to show you what hardware and software I used to write it.

Apple has announced that their 2022 World Wide Developers Conference will again be an online event from June 7 to 11.

I can finally reveal the reason I have not been blogging.

Not much action on the site lately as I work on other projects.

So I gambled… I hoped Apple would do the right thing by developers who paid for access to the Developer Transition Kit (DTK) to get the first Apple Silicon Macs, but I was wrong and I lost.

With the option to create apps using the SwiftUI App life cycle, we get a new way to set up menus in Mac apps.

SwiftUI gives us a completely new way to lay out out user interfaces, in a declarative and responsive way.

I have just released Crossfix and Crossfix Lite for iPhone.

In December 2019, I wrote a series of articles about using SwiftUI to build a Mac app.

Snapshot testing is a technique that has been very popular in the web development world and it seems like a great way to test SwiftUI user interfaces.

My current work in progress is an iPhone app designed to make it easier to solve crossword anagrams by emulating and improving upon an ability that was there when we used to do crosswords on paper, but is missing for digital crosswords.

As developers, we are used to thinking of color as a numeric way to specify a particular tint.

As a rule, I prefer to use fonts that come pre-installed with the system.

Last year, I wrote a 3 part series of articles on using SwiftUI to build a Mac app.

In part 1 of this series, I created a Mac app using SwiftUI.