android简单的进程管理程序，显示android手机相关进程的cpu，内存使用，任务，服务等信息，并能关闭指定进程。-android simple process management program, display android phone related processes cpu, memory usage, tasks, services, information, and to close the specified

This a utility class for defining some utility methods and constants used in the package installer application. -This is a utility class for defining some utility methods and constants used in the package installer app