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java.lang.ClassCastException: java.lang.Long cannot be cast to java.lang.Integer 解决方案: Long countLong = 3L; // java.lang.Number是Integer,Long的父类. Numbe 阅读全文
posted @ 2019-11-20 18:01
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小霸王其乐无穷:https://www.yikm.net/ 圈猫:http://www.mvcat.com/game/catch-the-cat/ 3D旋转动画 
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查询数据库表 SELECT concat(TABLE_SCHEMA,".",TABLE_NAME) as tableName,TABLE_COMMENT,ENGINE,TABLE_ROWS FROM information_schema.TABLES where 1=1 and TABLE_SCHE 阅读全文
posted @ 2019-11-20 14:55
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