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  • Android Studio Version Catalogs

    A newly created Android Studio project will consist of approximately 80 files automatically generated by Android Studio. When you click on the Run button, Android Studio uses a build system called Gradle to generate additional files, compile the source code, resolve library dependencies, and create the installable application package. After the build is completed, the…

  • Mobile Test

    Before the release of iOS 10, the only way to share CloudKit records between users was to store those records in a public database. With the introduction of CloudKit sharing, individual app users can now share private database records with other users. This chapter aims to provide an overview of CloudKit sharing and the classes…

  • An iOS 17 CloudKit Sharing Tutorial

    The chapter entitled An Introduction to iOS 17 CloudKit Sharing provided an overview of how CloudKit sharing works and the steps involved in integrating sharing into an iOS app. The intervening chapters have focused on creating a project that demonstrates the integration of CloudKit data storage into iOS apps. This chapter will extend the project…

  • An Introduction to iOS 17 CloudKit Sharing

    Before the release of iOS 10, the only way to share CloudKit records between users was to store those records in a public database. With the introduction of CloudKit sharing, individual app users can now share private database records with other users. This chapter aims to provide an overview of CloudKit sharing and the classes…

  • Drawing Text on a Compose Canvas with drawText

    Text is drawn on a canvas using DrawScope’s drawText() function and a TextMeasurer instance. The role of TextMeasurer is to calculate the size of the text drawing based on factors such as font family and size. We can obtain a TextMeasurer instance by making a call to the rememberTextMeasurer() function as follows: Having obtained a…

  • Migrating from Material Design 2 to Material Design 3

    This chapter will demonstrate how to migrate an Android Studio project from Material Design 2 to Material Design 3 and integrate a custom theme generated using the Material Theme Builder tool. Creating the ThemeMigration Project Select the New Project option from the welcome screen and, within the resulting new project dialog, choose the Empty Activity…

  • A Compose Lazy Staggered Grid Tutorial

    The chapter Jetpack Compose Lists and Grids introduced the horizontal and vertical lazy grid composables and demonstrated how they could be used to organize items in rows and columns. However, a limitation of these layouts is that the grid cells are the same size. While this may be the desired behavior for many grid implementations,…

  • Jetpack Compose FlowRow and FlowColumn Layouts

    The chapter entitled Jetpack Compose Row and Column Layouts used the Row and Column composables to present content elements uniformly within a user interface. One limitation of Row and Column-based layouts is that they are not well suited to organizing dynamic elements in terms of the quantity and sizes of the content. These composables are…

  • Jetpack Compose Annotated Strings and Brush Styles

    The previous chapter explored how we use modifiers to change the appearance and behavior of composables. Many examples used to demonstrate modifiers involved the Text composable, performing tasks such as changing the font type, size, and weight. This chapter will introduce another powerful text-related feature of Jetpack Compose, known as annotated strings. We will also…

  • Ubuntu 22.04 Remote Desktop Access with VNC

    The chapter entitled “Ubuntu Remote Desktop Access with Vino” explored remote access to the Ubuntu GNOME desktop using the Vino server, an approach that is intended solely for situations where the remote system is already running a GNOME desktop session. In this chapter we will cover launching and accessing GNOME desktop sessions that run in…