打开Pycharm时会有弹窗提示:
The license for Illuminated Cloud is invalid or has expired. All Illuminated Cloud features will be disabled.
这个弹窗会导致你加载项目一直失败,close project 也关不掉,我都是用任务管理器杀死进程的…
统计分钟级别的视频在线用户数
1、原始数据如下: uid vid starttime endtime select aa as uid,v00l as vid,2023-10-25 12:00 as starttime,2023-10-2512:15 as endtime union select bb as uid,v002 as vid,2023-10-25 12:05 as starttime,2023-10-25 12:19 …