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pycharm运行时，can t find __main__ module in ... ... 的问题解决
 在运行pycharm时遇到：can’tfind‘main’modulein‘’报错（如图），是因为未配置要运行哪个.py文件导致的。  我们可以通过两种方式解决该问题：1.直接右击，然后run当前的.py文件即可。 2...
开发笔记 ·2024-08-13

PyCharm中注释多行代码的几种方法
1.使用快捷键-对于Windows和Linux用户，选中需要注释的多行代码，按下`Ctrl`+`/`即可。-对于Mac用户，选中需要注释的多行代码，按下`Cmd`+`/`即可。2.使用菜单栏-选中需要注释的多行代码。-依次点击菜单栏中的`Code`>`CommentwithLineComment`（单行注释）或`...
开发笔记 ·2024-03-24

ORA-06776: TLI Driver: error sending parms
文档解释ORA-06776:TLIDriver:errorsendingparmsCause:TLIencounteredanerrorwhilesendingtheconnectionparametersduringconnectionestablishment.Action:Contactyourcustomers...
IT技术学习 ·2023-07-26

ORA-19509: failed to delete sequential file, handle=”string”, parms=”string”
文档解释ORA-19509:failedtodeletesequentialfile,handle=”string”,parms=”string”Cause:calltodeletethesequentialfilereturnedanerrorAction:checka...
IT技术学习 ·2023-07-25

ORA-19507: failed to retrieve sequential file, handle=”string”, parms=”string”
文档解释ORA-19507:failedtoretrievesequentialfile,handle=”string”,parms=”string”Cause:calltoretrievethesequentialfilereturnedanerrorAction:ch...
IT技术学习 ·2023-07-25

ORA-19503: cannot obtain information on device, name=”string”, type=”string”, parms=”string”
文档解释ORA-19503:cannotobtaininformationondevice,name=”string”,type=”string”,parms=”string”Cause:calltogetdeviceinformationretu...
IT技术学习 ·2023-07-25

ORA-06777: TLI Driver: error reading parms
文档解释ORA-06777:TLIDriver:errorreadingparmsCause:TLIencounteredanerrorwhileawaitingtheexpectedconnectionparametermessageduringconnectionestablishment.Action:Conta...
IT技术学习 ·2023-07-22

ORA-27209: syntax error in device PARMS – unknown keyword or missing =
文档解释ORA-27209:syntaxerrorindevicePARMS–unknownkeywordormissing=Cause:User-suppliedPARMSvaluehasincorrectsyntax.TheserverexpectedtofindENVorBLKSIZE,butfoun...
IT技术学习 ·2023-07-11

ORA-19506: failed to create sequential file, name=”string”, parms=”string”
文档解释ORA-19506:failedtocreatesequentialfile,name=”string”,parms=”string”Cause:calltocreatethesequentialfilereturnedanerrorAction:checkadd...
IT技术学习 ·2023-07-10

ORA-02838: Unable to arm signal handler for the alarm signal
文档解释ORA-02838:UnabletoarmsignalhandlerforthealarmsignalCause:Thearmingofasignalhandlerforthealarmsignalfailed.Action:Internalerror–contactORACLEsupport.OR...
IT技术学习 ·2023-07-09

ORA-27208: syntax error in device PARMS – environment variable value missing
文档解释ORA-27208:syntaxerrorindevicePARMS–environmentvariablevaluemissingCause:User-suppliedPARMSvaluehasincorrectsyntax.Action:Retrythecommandwithcorrectsyn...
IT技术学习 ·2023-07-08

ORA-00701: object necessary for warmstarting database cannot be altered
文档解释ORA-00701:objectnecessaryforwarmstartingdatabasecannotbealteredCause:Attempttoalterordropadatabaseobject(table,cluster,orindex)whichareneededforwarmstarting...
IT技术学习 ·2023-07-08

ORA-27210: syntax error in device PARMS
文档解释ORA-27210:syntaxerrorindevicePARMSCause:User-suppliedPARMSvaluehasincorrectsyntax.Action:Retrythecommandwithcorrectsyntax:ENV=(..)BLKSIZE=nnnnORA-27210:synt...
IT技术学习 ·2023-07-08

ORA-27207: syntax error in device PARMS – parentheses mismatch or missing
文档解释ORA-27207:syntaxerrorindevicePARMS–parenthesesmismatchormissingCause:User-suppliedPARMSvaluehasincorrectsyntax.Action:Retrythecommandwithcorrectsyntax...
IT技术学习 ·2023-07-08

ORA-02799: Unable to arm signal handler
文档解释ORA-02799:UnabletoarmsignalhandlerCause:Thearmingofasignalhandlerforthe“done”signalfailed.Action:Internalerror–contactORACLEsupport.ORA-02...
IT技术学习 ·2023-07-05
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