Me and Mark Publishing

When you create a project in Xcode and create a git repository, git initially tracks every file in the project, but this behavior isn’t what you want.

Before Xcode 9, setting up your project to work on GitHub involved a lot of work.

When you create a SpriteKit Xcode project, the GameScene.swift file contains functions to handle touch and/or mouse events, depending on the type of SpriteKit project you create.

When you create a new Xcode project, Xcode gives you the option to create a git repository on your Mac.

Apple bundles a command-line tool with Xcode, agvtool, to automatically update your project’s version and build numbers.

In Xcode choose Help > Report an Issue to send a bug report to Apple.

I was recently doing some research on people new to game development for a possible project.

Checking for modifier keys (Command, Control, Option, and Shift) when handling events is different in Objective-C and Swift.

A pure function doesn’t reference any data outside of the function.

I considered writing an article about first class functions in Swift, but I came across the following article by John Sundell: First class functions in Swift Sundell’s article covers pretty much everything I would cover in an article on first class functi…

I am migrating this website from Bootstrap 2 to Bootstrap 4.

The reduce function takes all the elements of a collection and combines them into a single value.

The map function takes all the elements in a collection and applies a function or a closure (an unnamed function) to them.

I’m learning about functional programming in Swift.

Xcode 9 changed the way you locate a dSYM file if you’re seeing memory addresses instead of function names in the call tree view.

I have seen a lot of people on Apple’s developer forums having problems running their apps on iOS devices running the latest version of iOS.

In Xcode 9 Apple removed the recording configuration options for the Activity Monitor instrument.

I’m working on a Core Data app where I needed to save some document settings.

Getting the word count of an iOS text view is a little more difficult than a Mac text view because the NSTextStorage class’s words property is not available on iOS.

Apple first showed the Swift language to developers in June 2014.

Xcode 9 adds the Undefined Behavior Sanitizer.

Xcode 9 adds Main Thread Checker, a tool that detects when you make AppKit, UIKit, and WebKit calls on a background thread.

Xcode 9’s Source Control preferences let you specify files to ignore so the version control system won’t track them.

Xcode 9 provides a preview of a new build system that has been built from scratch in Swift.

Xcode 8.3 removed the Use Storyboards checkbox for new Cocoa application projects.

Xcode 9 adds Swift refactoring support, something Swift developers have been asking for since Swift’s introduction.

Xcode 9 makes it easier to work with GitHub.

Xcode moved the branching version control operations to the source control navigator, whose button is next to the project navigator.

Notifications allow an object of one class to send a message for an object of another class to handle so the two classes don’t have to know about each other.

I continue my writing on crafting modern Cocoa applications with Swift and storyboards.

The Xcode 9 beta release notes say that Xcode’s Subversion integration will be deprecated in a future release.

This is another post I’m writing as a reference to myself in case I need to deal with this subject in the future.

I saw the site raywenderlich.com made the videos of their RWDevCon 2016 conference freely available.

Prior to Xcode 8.3 the configuration section of the Instruments trace document window had an area for display settings, as you can see in the following image: Starting with Xcode 8.3 the display settings area has been removed from the configuration sectio…

In Xcode 8.3 Apple removed the Use Storyboards checkbox for new Cocoa application projects.

I’ve noticed there aren’t many articles or tutorials online about writing Mac apps in Swift.

As you’re developing an app, it may crash when you run it.

Xcode 8 adds support for automatically creating classes for your Core Data entities.

On Stack Overflow I see the same question constantly from people who use Instruments.

I’ve been developing an iOS Game that is meant to be played in landscape orientation.

I tried using Apple’s NSTextList class for creating ordered and unordered lists in an application I’m developing.

I was having a problem with disappearing text in a table view in a Mac application I’m developing.

I am working on a Mac journaling application that uses Core Data.

Apple removed the Automation instrument from Instruments in Xcode 8.

I wrote about Xcode’s Address Sanitizer in my Xcode 7: Address Sanitizer post.

Xcode 8 changes the look of the assistant windows for creating new projects and new files.

Cocoa provides the NSSavePanel class to open a save panel when the user wants to save a document.

I’m working on a project where I need to create PDF files for long documents.

Many Mac and iOS developers use NSLog or Swift print statements to log debugging information to Xcode’s console.

I covered the basics of scrolling a SpriteKit scene with a camera node in my Scrolling a SpriteKit Scene with SKCameraNode article.