Apr 18Getting… rid of those missing android* source sets warnings on your KMP projectWhile cleaning up the warnings in one of my projects, I’ve noticed that there was one that kept showing up: The following Kotlin source sets were configured but not added to any Kotlin compilation: * androidAndroidTestRelease * androidTestFixtures * androidTestFixturesDebug * androidTestFixturesRelease You can add a source set to a target’s…Kotlin1 min read
Apr 10Adding a new target to your KMP project: hello watchOSI’ve recently added support for watchOS on a project that already shares its business logic through Android, iOS, and Desktop. As always, this is possible through the wonders of Kotlin Multiplatform. Depending on the code that you intend of sharing, the update that you need to do can be more…Kotlin5 min read
Apr 4Getting… rid of those red underline errors on your KMP project (iOS)This is a really short article, but I’ve noticed in a couple of projects, that the platform-specific folder for iOS is unable to identify the imports of the platform package that contains the SDK. Something similar to:Kotlin2 min read
Mar 28Welcome to… Kotlin Multiplatform by TutorialsWhat a ride! Last week, I’ve finally scratched one of those epic items from my to-do list and published my first book: Kotlin Multiplatform by Tutorials. I’m speechless of all the support that I’ve been receiving, and I couldn’t be more proud of the result! Of course, nothing of this…Kotlin2 min read
Oct 27, 2021droidcon Berlin 2021 — PresentationsI’ve had a fantastic week at #dcbln21. I couldn’t ask for a better event for us to be once again together. I’ve had the opportunity to meet numerous people in person and remember how good it feels to talk to a live audience. Now that I’m back to reality, I…Android5 min read
Sep 22, 2021Troubleshooting: KMP and undefined symbols for architecture x86_64 (iOS)As a new version of Xcode was released, I started my day thinking what would happen if I made that update and then compiled my Kotlin Multiplatform project. According to my CI, the answer is no: The /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld command returned non-zero exit code: 1. output: ld: warning: ignoring file /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/13.0.0/lib/darwin//libclang_rt.ios.a…Kotlin2 min read
Published in Google Developers Europe·Aug 31, 2021Reaching the first 30k viewsAfter writing this post we’ve noticed that there’s a lot to say about the online edition of the Android Training Program. More than ten pages to be precise. So we’ve decided to split this into two: a TL;DR section where you can read a brief resume of the program and…Android12 min read
Jul 26, 2021Android 12: don’t forget to set android:exported on your activities, services, and receiversTL;DR If you’re targeting Android 12, you need to set android:exported on each activity, service, and receiver on your AndroidManifest.xml file. This recently happened to me while updating one of my apps to Android 12 (API 31). As I’d incremented the SDK version and hit build, the process failed with the…Android3 min read
Apr 27, 2021Getting… your KMP project into npmI’ve recently had to configure my Kotlin Multiplatform shared module to work with npm. I’m more familiar with Gradle, so configuring everything to use npm had a couple of challenges. Using Nexus I’m already using Nexus to store artifacts for the mobile builds. Nonetheless, those use maven, so in order to use…Kotlin Multiplatform4 min read
Published in ProAndroidDev·Apr 5, 2021Getting… your KMM project working with Android Gradle Plugin 7.0+I’m really enthusiastic about the future of (native) mobile development. In the past years, we’ve been watching a paradigm switch on how we should develop our screens. We no longer need to do them on XML or XIBs, and can finally embrace the potential of declarative UIs. …Kotlin4 min read
