coldwait的专栏

Date类学习总结　 1.计算某一月份的最大天数 Calendar time=Calendar.getInstance(); time.clear(); time.set(Calendar.YEAR,year); year 为 int time.set(Calendar.MONTH,i-1);注意,Calendar对象默认一月为0 int day=time.getActualMaximum(Cal

ERROR: the user data image is used by another emulator. aborting错误怎么解决 收藏 我的模拟器不晓得怎么回事，启动后没问题，点run运行程序后在Eclipse的控制台里可以看见错误 ERROR: the user data image is used by another emulator. aborting 开始以为是程序没

修改初始化配置文件eclipse.ini   -startup plugins/org.eclipse.equinox.launcher_1.0.201.R35x_v20090715.jar --launcher.library plugins/org.eclipse.equinox.launcher.win32.win32.x86_1.0.200.v20090519 -product