ORA-04014: descending sequences that CYCLE must specify MINVALUE
文档解释ORA-04014:descendingsequencesthatCYCLEmustspecifyMINVALUECause:sequencesthatcyclemusthavetheirwrap-wrapspecifiedAction:re-createthesequence,specifyingitswra...
MySQL Error number: MY-013978; Symbol: ER_BULK_PARSER_UNEXPECTED_CHAR_AFTER_ENDING_ENCLOSED_BY_LOG; SQLSTATE: HY000
文档解释Errornumber:MY-013978;Symbol:ER_BULK_PARSER_UNEXPECTED_CHAR_AFTER_ENDING_ENCLOSED_BY_LOG;SQLSTATE:HY000Message:UnexpectedcharactersafterendingENCLOSEDBYchar...
MySQL Error number: MY-011454; Symbol: ER_GRP_RPL_ERROR_SENDING_SINGLE_PRIMARY_MSSG; SQLSTATE: HY000
文档解释Errornumber:MY-011454;Symbol:ER_GRP_RPL_ERROR_SENDING_SINGLE_PRIMARY_MSSG;SQLSTATE:HY000Message:Errorsendingsingleprimarymessageinformingthatprimarydidapply...
List OrderByDescending、OrderBy 与 Sort 的区别
protected void Do1(List<int> list){list.Add(999);}protected void Do2(List<int> list){// OrderByDescending 需要...
C# OrderByDescending 与 Sort 哪个改变本值，哪个需要返回？
OrderByDescending需要返回List<int> rowIndexs = new List<int>();// ...var items = rowIndexs.OrderByDescending(m&n...
信号之sigpending函数
sigpending函数返回信号集，其中的各个信号对于调用进程是阻塞的而不能递送，因而也一定是当前未决的。该信号集通过set参数返回。（这些信号是已经产生的信号，但因为信号屏蔽字中对其设置了屏蔽位，从而被阻塞，不能递送给进程的那些信号。注意sigpending返回的信号集与信号屏蔽字的区别。从集合角度来讲，此信号集是当...
FTPClient中使用completePendingCommand方法注意事项
*ThereareafewFTPClientmethodsthatdonotcompletethe*entiresequenceofFTPcommandstocompleteatransaction.These*commandsrequiresomeactionbytheprogrammeraftertherecept...