android-binder – Tarik Billa

What are strong pointers and weak pointers

September 11, 2023 by Tarik

sp means StrongPointer in Android, the memory that occupied by the pointed object will be freed if the reference count equals to 0. wp means WeakPointer, so if I have a weak pointer, I don’t care whether the referenced object is alive or not. It might be used in some cache and comparison scenarios. First, … Read more

What are the IPC mechanisms available in the Android OS?

February 19, 2023 by Tarik

IPC is inter-process communication. It describes the mechanisms used by different types of android components to communicate with one another. 1) Intents are messages which components can send and receive. It is a universal mechanism of passing data between processes. With help of the intents one can start services or activities, invoke broadcast receivers and … Read more