- Start an intent from android
- findViewById (Activity)
- addToBackStack (FragmentTransaction)
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- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
- Servlet (javax.servlet)
Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
- ImageIO (javax.imageio)
- Scheduler (org.quartz)
This is the main interface of a Quartz Scheduler. A Scheduler maintains a registry of org.quartz.Job
- Best IntelliJ plugins