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
A video tutorial on implementing Collection View Compositional Layout in iOS, covering items, groups, sections, and dynamic layouts.
A video tutorial on implementing iOS Diffable Data Sources in Collection Views and adding search functionality using the Combine framework.
A 3-part video tutorial series on building UICollectionViews from scratch in Swift, covering layout, data sources, self-sizing cells, and batch updates.
A video tutorial series on building a Covid19 stats widget for iOS 14 using the WidgetKit framework and SwiftUI.
A video tutorial on using SwiftUI 2.0's LazyVGrid to build an adaptive vertical grid list with multiple layout options for iOS apps.
Learn how to build hierarchical, expandable lists in SwiftUI 2.0 using the new OutlineGroup and DisclosureGroup views with practical examples.
A tutorial on building a serverless REST API using Swift, AWS Lambda, and DynamoDB, covering setup, dependencies, and deployment.
A video tutorial series on building a full iOS movie app using SwiftUI and the TMDb API, covering data fetching, UI components, and modern concurrency.
A tutorial on building an Apple TV expense tracker app using SwiftUI and Core Data, focusing on tvOS-specific UI design and navigation.
Tutorial on building an independent Apple Watch expense tracker app using SwiftUI and Core Data, focusing on watchOS design.
A tutorial on building a cross-platform Expense Tracker app for iOS and macOS using SwiftUI, Core Data, and CloudKit for data syncing.
A tutorial on building an iOS expense tracker app using Core Data for data persistence and SwiftUI for the user interface.
A tutorial on implementing user authentication in a SwiftUI iOS app using Firebase Auth SDK and Sign in with Apple.
A tutorial on building a cross-platform image filter app for macOS and iOS using SwiftUI, focusing on code sharing and platform-specific UI.
A tutorial on building a native macOS image filtering application using SwiftUI and the GPUImage2 library.
A technical guide on implementing custom interactive push notifications with custom UI in iOS using UserNotifications framework.
Announcement of a new blog focused on mobile development tutorials for iOS, Swift, Flutter, and other Apple and cross-platform technologies.
A guide to using iOS 13's new Diffable Data Source API for UITableView to simplify data management and avoid common update errors.
A guide to understanding and implementing Property Wrappers in Swift 5.1, including built-in and custom examples.
A tutorial on using Apple's Combine framework to fetch and process data from a remote API (TMDb) asynchronously in Swift.
