vo主题的文章列表，还有vo的技术要点_第8页

ORA-02881: sou2o: Could not revoke access to protected memory

文档解释ORA-02881:sou2o:CouldnotrevokeaccesstoprotectedmemoryCause:Thisisaninternalerror,noteerrorcodeinerrno.Action:Reporttoyourcustomersupportrepresentative.Resta...

IT技术学习 ·2023-07-06

ORA-27361: scheduler API invoked with illegal or inconsistent arguments

文档解释ORA-27361:schedulerAPIinvokedwithillegalorinconsistentargumentsCause:ADBMS_SCHEDULERAPIcallwasinvokedwitheitherillegalorinconsistentarguments.Action:Referto...

IT技术学习 ·2023-07-06

ORA-01981: CASCADE CONSTRAINTS must be specified to perform this revoke

文档解释ORA-01981:CASCADECONSTRAINTSmustbespecifiedtoperformthisrevokeCause:Duringthisrevokesomeforeignkeycontraintswillberemoved.Inordertoperformthisautomatically,...

IT技术学习 ·2025-01-28

MySQL Error number: MY-013369; Symbol: ER_WARN_PARTIAL_REVOKE_AND_DB_GRANT; SQLSTATE: HY000

文档解释Errornumber:MY-013369;Symbol:ER_WARN_PARTIAL_REVOKE_AND_DB_GRANT;SQLSTATE:HY000Message:Foruser‘%s’@’%s’,oneormoreprivilegesgrantedth...

IT技术学习 ·2023-07-03

MySQL Error number: 3531; Symbol: ER_FAILED_REVOKE_ROLE; SQLSTATE: HY000

文档解释Errornumber:3531;Symbol:ER_FAILED_REVOKE_ROLE;SQLSTATE:HY000Message:Couldnotrevokerolefrom`%s`@`%s`错误说明ER_FAILED_REVOKE_ROLE（3531）MySQL错误提示表示用户对角色的撤销失败。它通常是...

IT技术学习 ·2023-06-25

MySQL Error number: 3639; Symbol: ER_WARNING_PASSWORD_HISTORY_CLAUSES_VOID; SQLSTATE: HY000

文档解释Errornumber:3639;Symbol:ER_WARNING_PASSWORD_HISTORY_CLAUSES_VOID;SQLSTATE:HY000Message:Non-zeropasswordhistoryclausesignoredforuser‘%s’@’%...

IT技术学习 ·2023-06-20

MySQL Error number: MY-010324; Symbol: ER_AUTHCACHE_DB_ENTRY_LOWERCASED_REVOKE_WILL_FAIL; SQLSTATE: HY000

文档解释Errornumber:MY-010324;Symbol:ER_AUTHCACHE_DB_ENTRY_LOWERCASED_REVOKE_WILL_FAIL;SQLSTATE:HY000Message:‘db’entry‘%s%s@%s’haddatabasein...

IT技术学习 ·2023-06-20

MySQL Error number: MY-013294; Symbol: ER_WARNING_RETAIN_CURRENT_PASSWORD_CLAUSE_VOID; SQLSTATE: HY000

文档解释Errornumber:MY-013294;Symbol:ER_WARNING_RETAIN_CURRENT_PASSWORD_CLAUSE_VOID;SQLSTATE:HY000Message:RETAINCURRENTPASSWORDignoredforuser‘%s’@’...

IT技术学习 ·2023-06-19

MySQL Error number: MY-013368; Symbol: ER_TURNING_ON_PARTIAL_REVOKES; SQLSTATE: HY000

文档解释Errornumber:MY-013368;Symbol:ER_TURNING_ON_PARTIAL_REVOKES;SQLSTATE:HY000Message:Atleastonepartialrevokeexistsonadatabase.TurningONthesystemvariable‘@...

IT技术学习 ·2023-06-17

MySQL Error number: MY-013295; Symbol: ER_WARNING_DISCARD_OLD_PASSWORD_CLAUSE_VOID; SQLSTATE: HY000

文档解释Errornumber:MY-013295;Symbol:ER_WARNING_DISCARD_OLD_PASSWORD_CLAUSE_VOID;SQLSTATE:HY000Message:DISCARDOLDPASSWORDignoredforuser‘%s’@’%s...

IT技术学习 ·2023-06-17

MySQL Error number: 3896; Symbol: ER_PARTIAL_REVOKES_EXIST; SQLSTATE: HY000

文档解释Errornumber:3896;Symbol:ER_PARTIAL_REVOKES_EXIST;SQLSTATE:HY000Message:Atleastonepartialrevokeexistsonadatabase.Thesystemvariable‘@@partial_revokes...

IT技术学习 ·2023-06-17

MySQL Error number: 3901; Symbol: ER_PARTIAL_REVOKE_AND_DB_GRANT_BOTH_EXISTS; SQLSTATE: HY000

文档解释Errornumber:3901;Symbol:ER_PARTIAL_REVOKE_AND_DB_GRANT_BOTH_EXISTS;SQLSTATE:HY000Message:‘%s’privilegefordatabase‘%s’existsbothaspar...

IT技术学习 ·2023-06-17

C# 线程中如何用 Invoke 操作界面控件

C# 线程中，如果直接操作界面控件，比如向TextBox 写值，可能会出现错误。程序比较简单时，可以这样做，写起来也比较方便：Threadthread=newThread(newThreadStart(delegate(){this.Invoke(newMethodInvoker(delegate(...

代码星球 ·2023-04-16

什么是DevOps？

DevOps是产品开发过程中开发（Dev）和运营（Ops）团队之间的灰色区域。DevOps是一种在产品开发周期中强调沟通，集成和协作的文化。因此，它消除了软件开发团队和运营团队之间的孤岛，使他们能够快速，连续地集成和部署产品。DevOps就是开发（Development）、测试（QA）、运维（Operations）这三...

开发笔记 ·2023-03-24

C++ volatile的作用

volatile就是告诉编译器不要把volatile修饰的数据优化到寄存器里，每次读取和写入都操作原始的数据地址。...

开发笔记 ·2023-03-17