java如何计算MD5值
可以用 MessageDigest 的MD5实例来计算String的MD5值。使用 MessageDigest 和String时，一定要显式声明你的数据编码类型。如果你使用无参的 String.getBytes() ,它会以当前平台的默认编码来转换数据。不同平...
ORA-27194: skgfdvcmd: sbtcommand returned error
文档解释ORA-27194:skgfdvcmd:sbtcommandreturnederrorCause:sbtcommandreturnedanerror.ThishappenswhenanrmanSENDcommandisissued.Action:Thiserrorisreturnedfromthemediama...
ORA-15520: Directory is corrupted. Two WMD files are found at “string” and “string”
文档解释ORA-15520:Directoryiscorrupted.TwoWMDfilesarefoundat“string”and“string”Cause:TwoWMDfileswerefoundinthedirectory.Action:CheckthattheW...
ORA-55463: missing privileges for MDSYS schema for OLS-enabled entailment
文档解释ORA-55463:missingprivilegesforMDSYSschemaforOLS-enabledentailmentCause:AnattemptwasmadetorunentailmentwithinsufficientprivilegesforMDSYSschema.Action:GrantE...
ORA-00482: LMD* process terminated with error
文档解释ORA-00482:LMD*processterminatedwitherrorCause:AglobalenqueueservicedaemonprocessdiedAction:WarmstartinstanceORA-00482错误是一种数据库实例错误，该错误指示LMD（LoggingBackground...
MySQL Error number: MY-013097; Symbol: ER_RPL_SLAVE_IO_THREAD_STOP_CMD_EXEC_TIMEOUT; SQLSTATE: HY000
文档解释Errornumber:MY-013097;Symbol:ER_RPL_SLAVE_IO_THREAD_STOP_CMD_EXEC_TIMEOUT;SQLSTATE:HY000Message:STOPSLAVEcommandexecutionisincomplete:SlaveIOthreadgotthesto...