Android Development Architecture of Android OS In this article at OpenGenus, you have explained the Architecture of Android OS in depth which is a starting point for Android Development. Android architecture contains stacks of software components to support a large number of Android-enabled devices.
Java Java Program to Calculate Standard, Mean Deviation and Variance In this article at OpenGenus, we will learn to calculate the standard deviation, mean deviation and variance in Java.
Java Custom Exceptions in Java The term "custom exception" or "user-defined exception" refers to the creation of our own exceptions in Java, which are derived classes of the Exception class. In general, Java custom exceptions are used to tailor the exception to user needs.