Adds research/android

research/android.mdwn

+[[!meta title="Android"]]
+
+Some bits on android development.
+
+## Basic
+
+Download tools and put inside `~/Android/tools`.
+
+    sudo apt install android-sdk # grab all dependencies
+    cd ~/Android/tools
+    bin/android
+
+## Issues
+
+* http://stackoverflow.com/questions/41173477/android-cant-find-sdkmanager-jar
+
+## References
+
+* [Build Android apps with Debian: apt install android-sdk](https://bits.debian.org/2017/03/build-android-apps-with-debian.html).
+* Android emulator inside a virtual machine:
+  * https://packages.debian.org/stretch/android-sdk
+  * http://xmodulo.com/how-to-run-android-emulator-on-ubuntu-or-debian.html
+  * https://developer.android.com/studio/install.html