Home of the latest in-depth operating systems and software development articles, tutorials, and books.
eBooks
Software Development
Integrating UIViews with SwiftUI
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 …
Adding Configuration Options to a WidgetKit Widget
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 …
A SwiftUI WidgetKit Deep Link Tutorial
WidgetKit deep links allow the individual views that make up the widget entry view to open different screens within the companion app when tapped. In addition to the main home screen, the WidgetDemo …
Supporting WidgetKit Size Families in SwiftUI
In the chapter titled “Building Widgets with SwiftUI and WidgetKit”, we learned that a widget is able to appear in small, medium and large sizes. The project created in the previous chapter included a …
Operating Systems
Installing KVM Virtualization on Ubuntu 20.04
Earlier versions of Ubuntu provided two virtualization platforms in the form of Kernel-based Virtual Machine (KVM) and Xen. In recent releases, support for Xen has been removed leaving KVM as the only …
An Overview of Ubuntu 20.04 Virtualization Techniques
Virtualization is generically defined as the ability to run multiple operating systems simultaneously on a single computer system. While not necessarily a new concept, Virtualization has come to …
Sharing Files between Ubuntu 20.04 and Windows Systems with Samba
Although Linux has made some inroads into the desktop market, its origins and future are very much server-based. It is not surprising therefore that Ubuntu has the ability to act as a file server. It …
Using NFS to Share Ubuntu 20.04 Files with Remote Systems
Ubuntu provides two mechanisms for sharing files and folders with other systems on a network. One approach is to use technology called Samba. Samba is based on Microsoft Windows Folder Sharing and …
