Android Tools Attributes — Hidden Gems of Android Studio (https://android.jlelse.eu/tools-attributes-hidden-gems-of-android-studio-d7451b194e0b)
Android Dev podcast #59
Android P SDK 28
Continuous Shared Element Transitions: RecyclerView to ViewPager
Misc sport programming
Graph
Topological sorting https://en.wikipedia.org/wiki/Topological_sorting
Numbers
Catalan number and Bracket sequences https://en.wikipedia.org/wiki/Catalan_number ; http://www.genfunc.ru/theory/catalan/
Правильные скобочные последовательности ; http://e-maxx.ru/algo/bracket_sequences ;
Четные, нечетные, совершенные числа. Even, odd, perfect numbers [https://en.wikipedia.org/wiki/Parity_(mathematics)] [https://en.wikipedia.org/wiki/Perfect_number] [pdf] [pdf] [pdf]