Tools

• RxJava - based programs by using observable sequences. It extends the observer pattern to support sequences of data/events and adds operators that allow you to compose sequences together declaratively while abstracting away concerns about things like low-level threading, synchronization, thread-safety and concurrent data structures.
• Guava
• Retrofit - safe HTTP client for Android and Java develped by Square.
• Java Design Patterns
• okhttp
• LeakCanary