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Issue #715
I remember this time last year in December 2019, I spent almost every single bit of my free time on Puma because I want a Swift friendly version of fastlane that suits my need and leverages Swift 5 features.
Here’s my review of my …
Issue #991
When building apps in SwiftUI or React, we often need to store values that change — like a counter, user input, or a list of items.
To do this:
useState.@State and @StateObject.But here’s something cool: …
Issue #990
In many popular apps like LinkedIn, Reddit, we can tap again on a bar bar item to scroll to top. Although this behavior is not built in by iOS, we can implement that very easily.
The idea is to keep track of previous selection so we can …
Issue #989
In Swift 6, Apple introduced stricter rules to help make your code safer when using concurrency (like async, await, Task, and actor). These rules check that types used in concurrent code are safe to share across threads.
Types that are …
Issue #988
When working with Core Data, there are times we have optional NSManagedObject to pass around. These objects conform to ObservableObject, and in SwiftUI we can’t @ObservedObject on optional ObservableObject
One way we can workaround …
Issue #986
When using TextField in SwiftUI List on Mac, it has unwanted background color when focused. We can turn it off using introspection or a custom TextField wrapper
TextField("Search", text: $searchText)
.introspect(.textField, on: …Issue #985
During GitHub Universe 2024, GitHub announced that GitHub Copilot code completion in Xcode is available in public preview. The project is open source at CopilotForXcode
GitHub Copilot has been available as VS Code extension for a while, …
Issue #984
The WidgetBundle lets us expose multiple widgets from a single widget extension
It uses WidgetBundleBuilder to constructs a widget bundle’s body.
In iOS 18, if we include ControlWidget then we need to check iOSApplicationExtension iOS 18. …
Issue #983
In iOS 18, we can make Control Widget in Widget extension
import WidgetKit
import SwiftUI
@available(iOS 18.0, *)
struct BookControlWidget: ControlWidget {
var body: some ControlWidgetConfiguration {
StaticControlConfiguration …Issue #982
If you’re using NSFetchedResultsController in Core Data, it might take up a lot of memory, especially when working with large datasets. To keep your app running smoothly, it’s important to manage memory efficiently
Issue #981
NSDragOperation represent which operations the dragging source can perform on dragging items.
There are several types of drag operations, and each one has a different purpose and visual cue.
.copyIssue #980
NSCollectionView, available since macOS 10.5+, is a good choice to present a list of content. Let’s make a SwiftUI wrapper for NSCollectionView with diffable data source and compositional layout
Issue #979
When dealing with user input, such as in an autocomplete component, it’s common to implement debouncing to reduce the number of API calls and improve the user experience.
React Query’s useQuery hook makes it easy to manage the …
Issue #978
From iOS 17, SwiftUI Charts has chartGesture, together with SpatialTapGesture we can check tap location and convert that to Charts value
Chart {}
.chartGesture { chart in
SpatialTapGesture()
.onEnded { value in …Issue #977
Show ASAuthorizationController with a simple nonce. Once we have the idToken, create an OAuthProvider.appleCredential and pass to Firebase Auth
final class AppleLoginService: NSObject {
static let shared = AppleLoginService() …Issue #976
When developing locally, especially when interacting with third-party services that have CORS restrictions, serving your development environment over a custom domain with HTTPS can be crucial. Let’s walk through the steps to achieve this …
Issue #975
When building a React application, separating the logic and state management from the UI can make your code easier to manage, test, and reuse. This is where the view model pattern comes in handy. By using a custom hook as a view model, you …
Issue #974
In lowdb 7, we can use MemorySync https://github.com/typicode/lowdb/blob/main/src/examples/in-memory.ts
import { LowSync, MemorySync, SyncAdapter } from '../index.js'
import { JSONFileSync } from '../node.js'
declare …Issue #973
Before iOS 11, we used to use CIDetector and CIDetectorTypeQRCode to detect QR code
An image processor that identifies notable features, such as faces and barcodes, in a still image or video.
A detector …
Issue #972
We want to have a swifty UserDefaults API that works with subscript and in a type safe manner.
extension Defaults.Keys {
static let string = Defaults.Key("string", default: "0")
}
XCTAssertEqual(defaults[.string], …Issue #971
When testing React components, dealing with tasks that happen at different times is super important to make sure your tests give reliable results. React Testing Library gives you two important tools for dealing with these situations: act …
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