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Apps developed before the introduction of SwiftUI will have been developed using UIKit and other UIKit-based frameworks included with the iOS SDK. Given the benefits of using SwiftUI for future …

The previous chapter outlined how to integrate UIView based components into SwiftUI using the UIViewRepresentable protocol. This chapter will focus on the second option for combining SwiftUI and UIKit …

Prior to the introduction of SwiftUI, all iOS apps were developed using UIKit together with a collection of UIKit-based supporting frameworks. Although SwiftUI is provided with a wide selection of …

The WidgetDemo app created in the preceding chapters is currently only able to display weather information for a single geographical location. Through the use of configuration intents, it is possible …

Along with acting as a web server, email is one of the primary uses of an Ubuntu system, particularly in business environments. Given both the importance and popularity of email it is surprising to …

Among the many packages that make up the Ubuntu operating system is the Apache web server. In fact the scalability and resilience of Ubuntu makes it an ideal platform for hosting even the most heavily …

Now that the basics of Linux Containers have been covered in the previous chapter, this chapter will demonstrate how to create and manage containers using the Podman, Skopeo and Buildah tools on …

The preceding chapters covered the concept of virtualization with a particular emphasis on creating and managing virtual machines using KVM. This chapter will introduce a related technology in the …