摘要:
android.intent.action.MAIN 与 android.intent.category.LAUNCHER第一种情况:有MAIN,无LAUNCHER,程序列表... 阅读全文
摘要:
public class Singleton { private static final Singleton singleton = new Singleton(); private Singleton() { } publ... 阅读全文
摘要:
public class Test { public static void main(String args[]) { int temp=0; ArrayList List = new ArrayList(); String s1 ... 阅读全文