Generating JWT Tokens in Swift for the App Store Connect API
Learn how to generate JWT tokens in Swift to authorize requests to the App Store Connect API. This guide covers creating payloads, signing tokens with…
Tag · 28 posts
iOS
Tech Blog Posts tagged “iOS”, newest first.
2024
Slugify in Swift with applyingTransform
Foundation's applyingTransform function can help create slugs in Swift without external dependencies. Here's how.
xcrun simctl list devices: Picking a Simulator for CI
"Tests must be run on a concrete device": xcodebuild test on CI needs a simulator ID. Three ways to get one: Fastlane, Point-Free, and a Swift script.
My Mission Statement as a Programmer
Climate Friendliness, Human Friendliness, Mastery, IndieWeb Friendliness, Big Corporation Cautiousness, Durability & Sustainability serves as a guiding…
2023
From block party to ’hood party
In 2023, I consolidated a dependency-free swift-blocks package, and I started working on a bigger swift-hoods package that builds upon my favorite…
From the start, get rid of types you don't control: a lesson (re)learned, Rolling Stones Edition
With my special sauce to future-proof your API and boost testability!
2022
The Joy Sparked by Side Projects, 2022 Edition
Reviewing 2022, the benefits I gained from running a newsletter as a side project are tremendous. Let me explain why.
Notes from FrenchKit 2022
Swift new features, SwiftUI and The Composable Architecture stole the show. As always, conferences help getting your coding juices flowing.
Dealing With Dates With No Time in Swift
Exploring some code wrappring dates with no time, ie represented as strings in the YYYY‑MM‑DD ISO 8601 format.
2021
A Swift Recoverable Precondition That Can Throw
The what and the why of a Swift precondition helper that accepts statements that can throw recoverable errors.
PKCE in Swift: Generating Cryptographically Secure Code Verifiers and Code Challenges
I started a side-project using the Spotify API. The first part of the journey was about getting access tokens to reach the API. Here are lessons learned…
Notes From Swift Heroes Digital 2021
Among the talks I recommend the most: digging down into Core Text, the future of asynchronous development in Swift with async/await and how Core Data is…
How I Decode ISO 8601 Dates from JSON APIs in Swift
JSONDecoder's .iso8601 strategy rejects fractional seconds, and the deferredToDate default isn't what APIs send. Why, and the date strategy I use instead.
Pixel-Perfect Line Height With UIKit
In this post, I will show you my attempts to render a card component exactly as it was designed, and why it might be worth negotiating an approximation…
How to Use OpenType Features with a Custom Font in UIKit
On the web, OpenType features are one line of CSS. On iOS, a custom font needs the right feature type and selector IDs. How I enabled Inter's open digits.
2019
Notes from FrenchKit 2019
Again, FrenchKit 2019 was awesome. Talks with 🌟 are the talks I recommend. Using a basic animation example, namely creating a shaking effect on a…
WWDC 2019, A Basic Wish List
It's WWDC Wish List Season. Here is mine. Back to basics. In the last week or so, I've experienced 3 different obvious bugs using 3 different Apple…
2018
Notes from FrenchKit 2018
FrenchKit 2018 was awesome. I recommend it again to any iOS/Swift developer around. Day 1 was much better than Day 2. Two recurring topics were: code…
Notes from FrenchKit 2017
FrenchKit 2017 was awesome. I recommend it to any iOS/Swift developer around. I wrote many notes during the two days of the conference but I forgot to…
2017
Dynamic resizing of a UICollectionViewCell's height
Your cell includes dynamic text and you need to size it appropriately. I feel like I did that 1.000.000 times so here it is: my Swift 3 definitive method…
Troubleshooting Keychain Items on iOS
Learn how to debug your app's Keychain items on iOS by listing them and/or deleting them.
A FileManager Swift extension to manage iOS file systems basics with ease
I recently spent some time figuring out the best way to find the URL/paths of the recommended iOS file system used directories. I felt that iOS URL/paths…
2014
Simulating protected properties and selectors in Objective-C
There's no protected modifier in Objective-C. In a sense, we should be grateful that Objective-C is not Java. On the other hand, sometimes it can suck…
How to generate Programming Guides with Appledoc
appledoc is a pretty awesome tool. It's a command line tool that generates a very Apple-like documentation for your Objective-C projects. The…
2012
Debugging Symbolic Links on iOS
Introducing a tool that will visually inspect the state of an iOS app filesystem.
2011
iOS et keyboardType
Comme j'ai cherché une page qui ressemblerait à celle-ci et que je ne l'ai pas trouvée, voici ma compilation "à quoi ressemble tel type de clavier d'iOS…
2010
Ignorer des fichiers d'un projet XCode dans SVN
À chaque nouveau projet XCode que j'insère dans mon SVN, une tâche est toujours la même : demander à SVN d'ignorer le répertoire build, et mes fichiers…
Apple Design Awards 2010
Lors de la WWDC 2010, Apple a consacré ses Apple Design Awards aux applications iPhone et iPad uniquement, délaissant le Mac mais promettant d'y revenir…