Android Callbacks for When a User Exits Your Android App Were you ever working on a feature for your app where you wanted to detect when the user quits your app - either by pressing the back button or the home button? Well then, this article is for you.
LeetCode #704 - Binary Search - LeetCode Given an array of integers nums which is sorted in ascending order, and an integer target, write a function to search target in nums. If target exists, then return its index. Otherwise, return -1.