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Vue3中的readonly怎么使用

在Vue3中，可以通过readonly函数将一个对象转化为只读的，使其属性成为只读的，无法被修改。使用方法如下：import{readonly}from'vue';constmyObject={name:'Alice',age:25};constreadonlyObject=readonly(myObject);//尝...

开发笔记 ·2024-03-10

ORA-48494: ADR home is not set, the corresponding operation cannot be done

文档解释ORA-48494:ADRhomeisnotset,thecorrespondingoperationcannotbedoneCause:TheadrhomeisnotsetinthecurrentadrcisessionAction:Settheadrhomeusingtheadrcicommand̶...

IT技术学习 ·2023-07-28

ORA-63003: a half-done data file copy

文档解释ORA-63003:ahalf-donedatafilecopyCause:Ahalf-donecopyofadatafilecreatedfromapreviousdatafilemoveoperationwasusedfortheCREATECONTROLFILEcommandorfileheaderrea...

IT技术学习 ·2023-07-26

ORA-55505: DDL done on an interesting object after mining start SCN

文档解释ORA-55505:DDLdoneonaninterestingobjectafterminingstartSCNCause:TheFlashbackTransactionBackoutprocessencounteredaninterestingobjectwhichhaditslastDDLoperatio...

IT技术学习 ·2023-07-26

ORA-16115: string\% of LogMiner dictionary loading is done

文档解释ORA-16115:string\%ofLogMinerdictionaryloadingisdoneCause:Theprocessisloadingdictionaryinformationfromtheredostream.Thisactivitymaytakeafewminutes.Action:Noa...

IT技术学习 ·2023-07-16

ORA-48212: Open Record Access Not Done

文档解释ORA-48212:OpenRecordAccessNotDoneCause:Theopenrecordaccesscallwasnotperformed.Action:Theopenrecordaccesscallisrequiredbeforeattemptingthiscall.？ORA-48212:Op...

IT技术学习 ·2023-07-13

ORA-02796: Done request is not in correct state

文档解释ORA-02796:DonerequestisnotincorrectstateCause:Arequestisnotintherightstate.Action:Internalerror–contactORACLEsupport.这是一条由Oracle数据库系统发出的错误消息，它是指一个完成的请...

IT技术学习 ·2023-07-10

ORA-02776: Value for request done signal exceeds maximum

文档解释ORA-02776:ValueforrequestdonesignalexceedsmaximumCause:Thevaluesenttothepackageforuseasthe“requestdone”signalexceedsthemaximumallowedbytheoperat...

IT技术学习 ·2023-07-09

ORA-24374: define not done before fetch or execute and fetch

文档解释ORA-24374:definenotdonebeforefetchorexecuteandfetchCause:Theapplicationdidnotdefineoutputvariablesfordatabeingfetchedbeforeissuingafetchcallorinvokingafetch...

IT技术学习 ·2023-07-09

ORA-01140: cannot end online backup – all files are offline or readonly

文档解释ORA-01140:cannotendonlinebackup–allfilesareofflineorreadonlyCause:Allthefileswerefoundtobeofflineorreadonlywhenattemptingtoendanonlinebackup.Action:No...

IT技术学习 ·2023-07-08

ORA-01245: offline file string will be lost if RESETLOGS is done

文档解释ORA-01245:offlinefilestringwillbelostifRESETLOGSisdoneCause:AttemptingtodoanOPENRESETLOGSwithafilethatwillbelostbecauseitisoffline.Thefilewasnottakenoffline...

IT技术学习 ·2023-07-08

ORA-09214: sfdone: I/O error detected

文档解释ORA-09214:sfdone:I/OerrordetectedCause:FilemayhavebeentruncatedorcorruptedAction:SeeOSDerroraccompanyingthismessageORA-09214是由Oracle数据库服务器版本中的sfdone进程报告的I/O...

IT技术学习 ·2023-07-08

ORA-02775: Invalid request done signal

文档解释ORA-02775:InvalidrequestdonesignalCause:Thesignalnumberwasnotapositivenumber.Action:Useapositivenumber.。ORA-02775:Invalidrequestdonesignal，即无效的请求完成信号，是Oracl...

IT技术学习 ·2023-07-05

ORA-01610: recovery using the BACKUP CONTROLFILE option must be done

文档解释ORA-01610:recoveryusingtheBACKUPCONTROLFILEoptionmustbedoneCause:EitheranearlierdatabaserecoverysessionspecifiedBACKUPCONTROLFILE,orthecontrolfilewasrecreat...

IT技术学习 ·2023-07-05

MySQL Error number: MY-013404; Symbol: ER_BINLOG_UNABLE_TO_ROTATE_GTID_TABLE_READONLY; SQLSTATE: HY000

文档解释Errornumber:MY-013404;Symbol:ER_BINLOG_UNABLE_TO_ROTATE_GTID_TABLE_READONLY;SQLSTATE:HY000Message:Unabletocreateanewbinlogfile:Table`mysql.gtid_executed`cou...

IT技术学习 ·2023-07-03