Alfian Losari is a self-taught software engineer specializing in Apple platform development, including iOS, macOS, watchOS, and visionOS. A former Lead GoFood iOS Engineer at Gojek, he builds open-source software and teaches app development through his XCA YouTube channel.
50 articles from this blog
Tutorial on building an AI-powered expense tracker app using SwiftUI, integrating Firestore and ChatGPT, for iOS, macOS, and visionOS.
A video tutorial on adding Markdown rendering and code syntax highlighting to a ChatGPT iOS app built with SwiftUI.
A video tutorial on building an iOS ChatGPT app using SwiftUI and the OpenAI API, covering UI and state management concepts.
First part of a SwiftUI tutorial series on building a stocks app using Swift Charts and the Yahoo Finance API.
Learn to integrate iOS 16's Live Text feature into SwiftUI apps using VisionKit in this video tutorial.
Recap of WWDC 2022's Platform State of the Union, covering Swift 5.7, SwiftUI 4.0, Xcode Cloud, and new Apple developer APIs.
A tutorial on building a Swift CLI tool for generating app icons on Linux and macOS using Swift Argument Parser and SwiftGD.
Learn to build a SwiftUI app that generates and exports properly sized app icons for iOS, macOS, and watchOS using Catalyst.
A tutorial on creating rich documentation for Swift frameworks using DocC and deploying it to GitHub Pages for static hosting.
Tutorial on building a macOS menu bar app with SwiftUI and WebSockets to track real-time cryptocurrency prices.
A video tutorial on refactoring a SwiftUI MovieDB app to SwiftUI 3, iOS 15, and Swift 5.5 with async/await.
A video tutorial on implementing infinite scroll pagination in a SwiftUI news app using the Task modifier and NewsAPI.
A video tutorial on implementing in-memory and disk-based caching in a SwiftUI news app using the Task modifier and Actors.
A video tutorial on building a tvOS news app using SwiftUI 3 and the News API, covering UI, navigation, and async data fetching.
A video tutorial on building a watchOS 8 news app using SwiftUI 3 and the News API, featuring complications, handoff, and bookmarks.
A full video tutorial on building a macOS news application using SwiftUI 3 and the NewsAPI, covering features like categories, bookmarks, and search.
A full video course on using SwiftUI 3 to add iPadOS UX adaptivity and a SplitView to an iOS news app.
A full video tutorial on building a feature-rich iOS news application using SwiftUI 3 and the NewsAPI.
A tutorial on using Swift 5.5's new async/await syntax to fetch REST APIs sequentially and concurrently, eliminating callback hell.
A video tutorial on building a static blog site using the Swift Publish framework and deploying it via Netlify's CDN and continuous deployment.
