“Exploring Android” Version 2.2 Released

Subscribers now have access to an update to Exploring Android, known as Version 2.2, in PDF, EPUB, and MOBI/Kindle formats, in addition to the online reader. Just log into your Warescription page and download away, or set up an account and subscribe! The book is now up to date for Android Studio Arctic Fox and newer versions of all the...

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“Elements of Android Room” Version 0.6 Released

Subscribers now have access to Version 0.6 of Elements of Android Room, in PDF, EPUB, and MOBI/Kindle formats. Just log into your Warescription page to download it, or set up an account and subscribe! This update adds two more chapters, covering: Creating database views What’s new in Room 2.3.0 Also, the...

Aug 2021

Inside Code Transparency: The Verification Process

A week ago, I looked at the contents of the JWT file created by the code transparency process. Today, let’s peek at how that gets verified. bundletool Commands Last week, when I showed you a bundletool command to add code transparency, I used a command that used a Java keystore directly. That does not seem to be an option for the verification...

Jul 2021

Random Musings on the Android 12 Beta 3

Android 12 Beta 3 is out! And, as one would expect from a late beta, not much has changed. The good news is that we can use 31 for compileSdkVersion and targetSdkVersion. That means that we should have reached API stability. Of the stuff that was announced: App Search: you saw it here first! The permission group lookup...

Jul 2021

“Elements of Android Jetpack” Version 2.1 Released

Subscribers now have access to an update to Elements of Android Jetpack, known as Version 2.1, in PDF, EPUB, and MOBI/Kindle formats, in addition to the online reader. Just log into your Warescription page and download away, or set up an account and subscribe! OK, this took a lot longer to be released than I had expected, in part because...

Jul 2021

Inside Code Transparency: The JWT File

I am starting to spend a bit of time poking around the implementation of code transparency, with an eye towards filling in some of the gaps that I wrote about in my initial thoughts post. This time, let’s add code transparency to an App Bundle and see what that really means. Adding Code Transparency The first thing that you will need is...

Jul 2021

Initial Thoughts on Code Transparency

Over nine months since I broached the uncomfortable questions about app signing, we have the official response. It is simultaneously more than I would have expected and less than what we need. These materials have only been in my hand for a few hours, and I expect I’ll write more about the situation next week. But, let’s see what we got. ...

Jun 2021

Windows 11, Amazon, and Uncomfortable Questions

The big Android news of the week was the announcement that Microsoft is adding Android support to Windows 11. Alongside the existing Windows Subsystem for Linux, they are adding a Windows Subsystem for Android. Android apps will live alongside Windows apps in the Microsoft Store, and installed Android apps will live alongside Windows apps on desktops...

Jun 2021

Random Musings on the Android 12 Beta 2

Each time Google releases a follow-on developer preview, I rummage through the incremental API differences report, the release notes, and even the release blog post, to see if there are things that warrant more attention from developers. I try to emphasize things that mainstream developers might use but may not get quite as much attention, because...

Jun 2021

“Exploring Android” Version 2.1 Released

Subscribers now have access to an update to Exploring Android, known as Version 2.1, in PDF, EPUB, and MOBI/Kindle formats, in addition to the online reader. Just log into your Warescription page and download away, or set up an account and subscribe! The book is now up to date for Android Studio 4.2.1 and newer versions of all the dependencies....

Jun 2021