java学习视频主题的文章列表，还有java学习视频的技术要点_第5页

ORA-29547: Java system class not available: string

文档解释ORA-29547:Javasystemclassnotavailable:stringCause:AnattemptwasmadetouseacommandthatrequiresaJavasystemclassthatwasnotyetpresentorwasinvalid.Action:Loadthesy...

IT技术学习 ·2023-07-26

ORA-29501: invalid or missing Java source, class, or resource name

文档解释ORA-29501:invalidormissingJavasource,class,orresourcenameCause:TherequirednameforaJavasource,class,orresourcewasinvalidormissing.Action:Specifyavalidname.OR...

IT技术学习 ·2023-07-26

ORA-29539: Java system classes already installed

文档解释ORA-29539:JavasystemclassesalreadyinstalledCause:AnattemptwasmadetousetheCREATEJAVASYSTEMcommandinadatabasewheretheJavasystemclassesalreadyareinstalled.Acti...

IT技术学习 ·2023-07-25

ORA-29500: NAMED keyword is invalid in CREATE JAVA CLASS

文档解释ORA-29500:NAMEDkeywordisinvalidinCREATEJAVACLASSCause:ANAMEDkeywordwasspecifiedintheCREATEJAVACLASSstatement.NAMEDkeywordsarevalidonlyinCREATEJAVASOURCEorRE...

IT技术学习 ·2023-07-19

ORA-29554: unhandled Java out of memory condition

文档解释ORA-29554:unhandledJavaoutofmemoryconditionCause:ThesessionencounteredanoutofmemoryconditioninJavafromwhichitcouldnotrecover.Javasessionstatewascleared.Acti...

IT技术学习 ·2023-07-19

ORA-29532: Java call terminated by uncaught Java exception: string

文档解释ORA-29532:JavacallterminatedbyuncaughtJavaexception:stringCause:AJavaexceptionorerrorwassignaledandcouldnotberesolvedbytheJavacode.Action:ModifyJavacode,ift...

IT技术学习 ·2023-07-17

java中堆和栈的区别

1、数据类型堆：堆用于存储Java对象实例，包括类的实例变量和实例方法。栈：栈用于存储基本数据类型和对象引用。2、分配方式和管理堆：堆内存是在程序运行时动态分配的。Java的垃圾回收器自动管理堆内存，负责对象的分配和释放。对象在堆中分配，无需手动释放，垃圾回收器会自动识别并回收不再使用的对象。栈：栈内存是按照固定的大小...

开发笔记 ·2023-07-17

java.lang.NoClassDefFoundError: org/slf4j/LoggerFactory 解决方法

1.解决java.lang.NoClassDefFoundError:org/slf4j/LoggerFactory添加依赖slf4j-api<dependency><groupId>org.slf4j</groupId><artifactId>slf4j-api<...

开发笔记 ·2023-07-17

ORA-29526: created Java class string”string”

文档解释ORA-29526:createdJavaclassstring”string”Cause:Aninformationalmessage,notanerror.Action:NoneORA-29526：这常见的Oracle错误是一个语法错误，表明您正在使用中，给定的类名与Oracle不兼...

IT技术学习 ·2023-07-16

ORA-39128: unexpected DbmsJava error number from statement string

文档解释ORA-39128:unexpectedDbmsJavaerrornumberfromstatementstringCause:TheerrorwasreturnedfromacalltoaDbmsJavaprocedure.Action:Recordtheaccompanyingmessagesandrepo...

IT技术学习 ·2023-07-16

ORA-29548: Java system class reported: string

文档解释ORA-29548:Javasystemclassreported:stringCause:AcommandthatusesaJavasystemclasswasabortedduetoanerrorreportedbytheJavasystemclass.Action:Correcttheerrorthatw...

IT技术学习 ·2023-07-16

ORA-29527: created Java source string”string”

文档解释ORA-29527:createdJavasourcestring”string”Cause:Aninformationalmessage,notanerror.Action:NoneORA-29527错误表明操作系统Java虚拟机或者应用程序提供的Java资源管理器出现了一些问题。最常...

IT技术学习 ·2023-07-16

ORA-29557: Java system class string cannot be modified

文档解释ORA-29557:JavasystemclassstringcannotbemodifiedCause:AcommandwasattemptedthatwouldhavemodifiedaJavasystemclass.Action:Noactionrequired.ORA-29557:Javasystemc...

IT技术学习 ·2023-07-11

ORA-29518: name string resolved to an object in schema string that is not a Java class

文档解释ORA-29518:namestringresolvedtoanobjectinschemastringthatisnotaJavaclassCause:AreferencednamewasresolvedtoanobjectthatisnotaJavaclass.Action:Adjustnameresolv...

IT技术学习 ·2023-07-11

ORA-29502: NAMED keyword required in CREATE JAVA RESOURCE

文档解释ORA-29502:NAMEDkeywordrequiredinCREATEJAVARESOURCECause:ThenameforaJavaresourcewasnotspecified.ThenamemustbespecifiedwiththeNAMEDkeyword.Action:Specifyavali...

IT技术学习 ·2023-07-11