一.问题发现 命令行进入数据库实例手动给某张表进行alter操作,发现如下报错. mysql> use xx_xxx; No connection. Trying to reconnect... Connection Current database: *** NONE *** Reading table information for completion of table and column names You can turn off this feature to get a quic
最近写了一个跑酷游戏,总结下里面的知识点:O(∩_∩)O~ using UnityEngine; using System.Collections; public class Demo : MonoBehaviour { public Vector3 lastMonseDown; /// <summary> /// 判断手指触摸的方向 /// </summary> /// <returns></returns> TouchDir GetTouchDir()