文章浏览阅读1.5k次。在安装好 CDH 之后,使用安装时自动创建的 hdfs 用户登录不了[root@bigdata-3 ~]# su hdfsThis account is currently not available.原因是此用户的shell是/sbin/nologin需修改成/bin/bash..._this account is currently not available...
文章浏览阅读188次。We have a new #1 on our leaderboard – a competitor who surprisingly joined the platform just two years ago.Shubin Dai, better known as Bestfitting on Kaggle or Bingo by his friends, is a..._when fitting in _the world...
文章浏览阅读1.6k次。今天在看SparkSubmit的源码的过程中,发现了,sparksubmit内部对sparkthriftserver的运行模式做了限制,不能通过cluster的模式进行运行,可以看下面的代码段(clusterManager, deployMode) match { case (STANDALONE, CLUSTER) if args......
文章浏览阅读812次。连接oracle数据库一直报:ORA-12505, TNS:listener does not currently know of SID given in connect descriptor数据库配置如下:#数据库的地址以及端口号 spring.datasource.zzymoracle.driver-class-name=oracle.jdbc.driver.OracleDriverspring.datasource.zzy......
文章浏览阅读233次。解决redis连接错误:MISCONF Redis is configured to save RDB snapshots, but it is currently not able to…今天重启游戏服务器在连接redis数据库时突然报错:MISCONF Redis is configured to save RDB snapshots, but it is currently not able to persist on ......