Video: Using Fixtures and Test Assets in Swift Unit Tests (9m)
Use fixtures in your Swift unit tests to quickly build business objects and validate scenarios.
Posts tagged “ios”
40 posts.
Migrating JSON File Schema Changes in Swift
How to store a Swift app's data in a JSON file and migrate the schema over time, handy when beta users are generating documents.
On the Topic of Mac OS X Sheets (Video 4m)
A short video that talks about Mac OS X and sheets.
How Much Does It Cost to Build an iOS App?
Most quality iOS apps cost between $100,000 and $1,000,000 to build. Where that range comes from, and what moves you inside it.
Swift UInt vs Int
Why I am tempted to return Swift's UInt for values that can never be negative, even though the community leans on Int.
Code Consistency with SwiftLint
Why consistent code style matters more than which style you pick, and how SwiftLint keeps an iOS project honest about it.
Designing a Modern Swift Network Stack, Video and Slides
Video and slides from my Philly CocoaHeads talk on building a Swift network layer that survives auth, token renewal, testing, and caching.
New Series: Professional iOS Projects
Kicking off a series on what separates a professional iOS project from a hobby one, starting with why I keep learning new languages.
Network Design Talk at Philly CocoaHeads
I am giving a talk on designing a modern Swift network stack at Philly CocoaHeads on January 10th. Details and RSVP inside.
Ugly Swift Syntax for Checking Errors
The `if let error = error` pattern is everywhere in iOS callback code. Why I reach for a guard statement instead.
Swift Style: Dequeuing and Populating Cells From UITableView
UITableView still ships two dequeue methods and only one of them is any good. My style for dequeuing and populating cells in Swift.
I'm Teaching a Half Day iOS Refactoring Workshop in July
I am running my half-day iOS Refactoring workshop publicly in July, on mastering small improvements instead of risky rewrites.
Video: UIKit is Dead, Long Live UIKit!
A lightning talk video on how UIKit's MVC heritage became a bottleneck for new ideas, and what might replace it in the years ahead.
Accessibility
Apple opened its fall event with accessibility. What I have learned building for it on iOS, and seeing Philly CocoaHeads take it up.
Documentation for NSViewController init(nibName:bundle:) is incorrect
A short screencast showing why the docs for NSViewController init(nibName:bundle:) are wrong. Radar 28802828 filed.
Isolating Mac Application Menu Behaviors
Adding a Send Feedback item to a Mac app's Help menu, and where the behavior behind a menu item should actually live.
Regarding Knight Rider and Delegation
Students no longer get the Knight Rider analogy for delegation, and that is a small tragedy for a Big Nerd Ranch instructor.
The World Needs a Better Core Data
A WWDC dream I have mostly given up on. What a better Core Data would look like, starting with migrations worth the name.
Xcode Shortcut: Quick Open in Assistant
An Xcode shortcut that caused a stir in the Philly CocoaHeads Slack. How to send a Quick Open result to the assistant editor.
Video: Consuming JSON in Swift
A Philly CocoaHeads talk on the various ways to consume JSON in Swift, including an early look at Big Nerd Ranch's Freddy.
iOS Mobile Design with Sketch at Big Nerd Ranch
Big Nerd Ranch revamped its mobile design class to teach Sketch alongside design fundamentals, and I finally get to learn it.
Sweating the Little Details of UI Copy
Interface design is largely word choice. What Apple's HIG says about alert buttons, and why copy deserves the care code gets.
How To Play WWDC Sessions at 2x Speed
The WWDC video library is enormous. Here is how I get through more of the sessions by playing them back at double speed.
Quick Launching for Cocoa Unit Tests
A small tip that makes Cocoa unit test runs launch faster by bailing out of the app delegate early when tests are the target.
Code Patterns Talk, Video Now Available
My Philly CocoaHeads talk reviewing a handful of iOS code patterns, and where to find our growing archive of meeting videos.
Swift and Cocoa: The Odd Couple
Swift wants everything explicit and Cocoa is happy to sort it out later. Two personalities that fate has made roommates.
Girl Develop It: Introduction to iOS Development
Tickets are open for the two-day Introduction to iOS Development class I am teaching for Girl Develop It in February.
An “App Architecture” Kata
An architecture kata I ran at a CocoaHeads Side Project Saturday. Pair up, design one app, then compare what everyone built.
Designing & Planning Your iOS App Workshop Recap
A recap of the second Philly CocoaHeads workshop, a full day on designing and planning an iOS app before you build it.
7 Minute Workout Featured on Apple.com
7 Minute Workout, an app I worked on, turns up in Apple's Strength TV ad. Plus news on the DmgCtrl and Tonic merger.
Video: Getting Started with iOS Development
The talk I give to people who ask how to start writing iOS apps, collecting the resources and recommendations I hand out most.
iOS Development: Things to Like; Things to Hate
An honest list of what I love about iOS development and what wears on me, from Objective-C to the App Store.
Enums and Switches
If you branch on an enum, use a switch statement. The compiler will then tell you when you forget to handle a new case.
Setup Bots Status as a Screensaver
Retire the family photo screensaver and put your CI status up on the big screen. The screensaver and setup I use.
Xcode Bots and Branches
A quick tip. Xcode 5 assumes a new Bot runs on your current branch, and you change that from the Bot web interface.
IBOutletCollection
A short CocoaHeads show and tell on IBOutletCollection, the outlet type that hands you an array of views instead of one.
Updating Homebrew’s “httpListenAddress” Default for Jenkins
Homebrew's Jenkins install binds to localhost only. How to change httpListenAddress so you can reach the server from another Mac.
Video: Introduction to Objective-C Categories
A practice screencast introducing Objective-C categories, made while I work out how to do educational video well.
Xcode Documentation Downloads
Grabbing Xcode as a DMG saves re-downloading from the Mac App Store, but a 1.3 GB docs download still waits at first launch.
Focused Testing in Xcode
An Xcode tip found while wrestling with RestKit serialization. How to run only the tests you care about right now.