Like many other languages, C# does have the dictionary data type: Features of Dictionary in C#: Not sorted Key-value pair

lazy variables are variables will be computed until accessing. In other words, lazy variables won't have the real value until get called/used. As lazy variables can be re-assigned, so it can't be used on constants which normally defined by let. One example of using lazy variables: Scenarios of use One of the…

Once you have finished the SwiftUI code, it is always a good idea to preview it before implement any function code. Luckily, such feature is natively supported by SwiftUI — PreviewProvider: Example of showing previews: The preview:

This article demonstrates how to connect iMessage service to your Android phone/pad so that you can contact your iPhone friends freely from now on. To finish the article will take 5 mins. Prerequisite A mac laptop or server Android Phone iPhone (optional for testing) Features of AirMessage: Safe: all the…

What is Swift Package? According to Apple’s doc: For developers, Swift Package has the native support from Apple, which is recommended way of using 3rd libraries. How to use Go to File → Swift Package → Add Package Dependency: