#EFI

FileFilter 遍历某个目录下文件名含有某个字符的文件

由于IIS版本的升级,造成了文件名中含有“+”的特殊字符的文件(多数是图片)在网页中不能被访问,于是必须查找当前目录下含有多少这样的文件,从而制定最佳的解决方案。废话少说,直接上核心代码:publicvoidGetAllFilesInDirectory(stringstrDirectory,st...

null和undefined的区别

null和undefined都是js中的特殊值,表示缺失或未定义的值。null表示一个空对象指针,即该变量本应该指向一个对象,但是现在没有指向任何一个对象。例如:varobj=null;undefined表示一个未定义的值,即该变量没有被赋值或者被赋值为undefined。例如:varx;console.log(x);...
开发笔记 开发笔记·2024-07-02

ORA-55366: unknown namespace prefix “string”

文档解释ORA-55366:unknownnamespaceprefix“string”Cause:AnattemptwasmadetomakeuseofanundefinednamespaceprefixinOracleVirtualPrivateDatabase(VPD)metadata.A...

ORA-51701: Invalid file URL or path prefix

文档解释ORA-51701:InvalidfileURLorpathprefixCause:EitheraURLorpathprefixwithinvalidsyntaxwasprovided.Action:ChecktheURL.ORA-51701:InvalidfileURLorpathprefix错误码发生在应用...

ORA-41697: attribute prefix missing in aggregate specification: string

文档解释ORA-41697:attributeprefixmissinginaggregatespecification:stringCause:Anattemptwasmadetospecifyanaggregatepredicateacrossmultipleprimitiveeventtypeswithnoatt...

ORA-53048: definer name DICOM is not allowed in a private dictionary

文档解释ORA-53048:definernameDICOMisnotallowedinaprivatedictionaryCause:TheoperationfailedbecausethedefinernameDICOMwasfoundintheprivatedictionary.Action:Correctthe...

ORA-53432: The DICOM object attribute string has invalid definer name.

文档解释ORA-53432:TheDICOMobjectattributestringhasinvaliddefinername.Cause:AprivateattributedefinerforaprivateattributecontainedinthisDICOMobjecthadinvalidcharacter...

ORA-29533: attempt to overwrite class or resource string while defining or compiling string.string

文档解释ORA-29533:attempttooverwriteclassorresourcestringwhiledefiningorcompilingstring.stringCause:AclassorresourcedefinedbyaSQLJsourceconflictedwithanexistingobje...

ORA-47000: Factor Type string already defined

文档解释ORA-47000:FactorTypestringalreadydefinedCause:TheobjectwiththisnameexistsalreadyAction:ChooseauniqueobjectnameandretrytheoperationORA-47000是一个通用错误,称为“因素类型st...

ORA-53061: document name string contains reserved prefix – ORD

文档解释ORA-53061:documentnamestringcontainsreservedprefix–ORDCause:TheoperationfailedbecausethespecifieddocumentnamecontainedtheORDprefixthatisreservedforOra...

ORA-42036: cannot online redefine temporary table “string”.”string”

文档解释ORA-42036:cannotonlineredefinetemporarytable“string”.”string”Cause:Anattemptwasmadetoredefineatemporarytable.Action:Donotattempttoon...

ORA-64106: Incorrect use of comma(,) punctuation in COLUMN definitions.

文档解释ORA-64106:Incorrectuseofcomma(,)punctuationinCOLUMNdefinitions.Cause:AnattemptwasmadetodefineCOLUMNSwithincorrectuseofcommapunctuation.Action:Properlysepara...

ORA-24043: destination string uses a reserved name, names with AQ$_ prefix are not valid

文档解释ORA-24043:destinationstringusesareservedname,nameswithAQ$_prefixarenotvalidCause:Anattemptwasmadetospecifyareservednameforadestination.Action:Enteradifferen...

ORA-29922: Invalid rowid returned by the user-defined query methods

文档解释ORA-29922:Invalidrowidreturnedbytheuser-definedquerymethodsCause:Aninvalidrowidentifierwasreturnedbytheuser-definedquerymethods.Action:Checktheimplementatio...

ORA-42031: interim table cannot have a commit SCN-based MV log defined on it

文档解释ORA-42031:interimtablecannothaveacommitSCN-basedMVlogdefinedonitCause:AnattemptwasmadetouseaninterimtablewhichhadacommitSCN-basedmaterialzedviewlogdefinedon...
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