随笔分类 -  JAVA基础

JAVA获取当前时间或传入时间的年月日
摘要：1.JAVA获取当前时间的年月日 Calendar cal = Calendar.getInstance(); int year = cal.get(Calendar.YEAR); int month = cal.get(Calendar.MONTH ) + 1;//获取到0-11，与我们正常的月份 阅读全文
posted @ 2021-01-21 14:03 吃完肥皂吐泡泡 阅读(1451) 评论(0) 推荐(0)
Error: A JNI error has occurred, please check your installation and try again
摘要：学习java基础，新建了一个项目，包名取为java，结果运行代码后出现如下错误； 1 Error: A JNI error has occurred, please check your installation and try again 2 Exception in thread "main" 阅读全文
posted @ 2020-08-18 17:04 吃完肥皂吐泡泡 阅读(10247) 评论(1) 推荐(2)