Pagination using GraphQL and SwiftUI
簡單來說就是 `List` render 到最後一個 post 的時候（藉由 `onAppear` 來偵測 ）就繼續 load 剩下的 posts，這樣就能做到 infinite scroll In view: ```swift import SwiftUI str...
How an iOS share extension communicate with containing app
> ven though an app extension bundle is nested within its containing app’s bundle, the running app extension and containing app have no ...
Mismatched bundle IDs error when building iOS sharing extension
When I tried to create an share extension and build it, it keeps showing me`Failed to set plugin placeholders`and `failed to create promi...
Set different bundle identifier for different build in Xcode
Like previous post [Use Xcode configuration to store env variables](/posts/419-use-xcode-configuration-to-store-env-variables), we've set...
Use Xcode configuration to store env variables
Follow [thoughtbot's article](https://thoughtbot.com/blog/let-s-setup-your-ios-environments) but don't name the class `Environment` bec...
Perform mutation with SwiftUI and Apollo client with HTTP token authentication
首先是 Editor View 的部分， Use `@Binding` 關鍵字 ``` // // PostEditor.swift // ios-swift // // Created by Wayne on 2020/3/22. // Copyright © ...
How to use SwiftUI with ViewController
[上一篇文章](/posts/412-how-to-make-multiline-textfield-in-swiftui)為了要實現 multiline text field 結果發現 SwiftUI 並沒有所謂 MultilineTextField 這種東西，想要實現就...
How to make multiline TextField in SwiftUI
SwiftUI 根本就是半殘狀態嘛，靠北連個 multiline TextField 都做不到，還得自己用 `UITextView` 客製化，見 https://stackoverflow.com/questions/56471973/how-do-i-create-a-m...
SwiftUI TextField doesn't support String? type binding, how to fix
## Problem Currently SwiftUI doesn't support `String?` type binding for TextField, it only support `String`, so the following code will ...
Use Apollo (GraphQL) with SwiftUI
This [apollo-ios plugin](https://github.com/apollographql/apollo-ios) let you able to use apollo client to fetch GraphQL API easily, howe...
Disable App Transport Security when developing iOS locally
When you see the following warning: ``` App Transport Security has blocked a cleartext HTTP (http://) resource load since it is insecure...
Xcode Storyboard and NSCoder (Codable in swift)
.plist file 是一個 xml 格式的文件，意思是 Property List Swift 可以用 Codable protocol 來處理這類文件 而 Xcode 的 Storyboard 也是類似的方式處理 View，只是用的是 OC 的 NSCoder ...
iOS 在 screens 之間傳資料
所謂 screens 之間就是 ViewControllers 之間，這裡討論的是 A screen 叫出了 B screen，但 B screen 想要送資料回 A screen 時該怎麼做。 通常如果是 A controller contains B contro...