macos Netbeans 12 配置 java home

问题解决：修改 /Applications/NetBeans/Apache NetBeans… Read More

【转】如何为Gnome3添加自启动程序

https://blog.csdn.net/skykingf/article/details/9… Read More

【转】JDK9: 集成 Jshell 和 Maven 项目.

https://blog.csdn.net/weixin_34072637/article/details/8… Read More

spring boot mysql 8 , java.sql.SQLNonTransientConnectionException: Public Key Retrieval is not allowed

问题： spring boot 2.3.1 + mysql 8.x 报错 [crayon-67… Read More

java.lang.ClassNotFoundException: org.springframework.test.context.junit.jupiter.SpringExtension

问题：

java.lang.TypeNotPresentException: Type org.springframework.test.context.junit.jupiter.SpringExtension not present

	at java.base/sun.reflect.annotation.TypeNotPresentExceptionProxy.generateException(TypeNotPresentExceptionProxy.java:46)
	at java.base/sun.reflect.annotation.AnnotationInvocationHandler.invoke(AnnotationInvocationHandler.java:86)
	at com.sun.proxy.$Proxy4.value(Unknown Source)
	at org.junit.jupiter.engine.descriptor.ExtensionUtils$$Lambda$207.00000000E2F6A940.apply(Unknown Source)
	at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1654)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:497)
	at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:487)
	at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913)
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:239)
	at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578)
	at org.junit.jupiter.engine.descriptor.ExtensionUtils.populateNewExtensionRegistryFromExtendWithAnnotation(ExtensionUtils.java:74)
	at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.prepare(ClassBasedTestDescriptor.java:143)
	at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.prepare(ClassBasedTestDescriptor.java:78)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$prepare$1(NodeTestTask.java:107)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask$$Lambda$187.00000000E40DE820.execute(Unknown Source)
	at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask.prepare(NodeTestTask.java:107)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:75)
	at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService$$Lambda$205.00000000E2D1EAC0.accept(Unknown Source)
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1540)
	at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:38)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:139)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask$$Lambda$201.00000000E40E7220.execute(Unknown Source)
	at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask$$Lambda$200.00000000E40E6220.invoke(Unknown Source)
	at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask$$Lambda$199.00000000E40E5C20.execute(Unknown Source)
	at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
	at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
	at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:32)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
	at org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:51)
	at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:248)
	at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$5(DefaultLauncher.java:211)
	at org.junit.platform.launcher.core.DefaultLauncher$$Lambda$159.00000000E387CA20.accept(Unknown Source)
	at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:226)
	at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:199)
	at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:132)
	at com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:71)
	at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
	at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:220)
	at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:53)
Caused by: java.lang.ClassNotFoundException: org.springframework.test.context.junit.jupiter.SpringExtension
	at java.base/java.lang.Class.forNameImpl(Native Method)
	at java.base/java.lang.Class.forName(Class.java:410)
	at java.base/sun.reflect.generics.factory.CoreReflectionFactory.makeNamedType(CoreReflectionFactory.java:114)
	at java.base/sun.reflect.generics.visitor.Reifier.visitClassTypeSignature(Reifier.java:125)
	at java.base/sun.reflect.generics.tree.ClassTypeSignature.accept(ClassTypeSignature.java:49)
	at java.base/sun.reflect.annotation.AnnotationParser.parseSig(AnnotationParser.java:440)
	at java.base/sun.reflect.annotation.AnnotationParser.parseClassValue(AnnotationParser.java:421)
	at java.base/sun.reflect.annotation.AnnotationParser.lambda$parseClassArray$0(AnnotationParser.java:719)
	at sun.reflect.annotation.AnnotationParser$$Lambda$42.00000000E40B3020.get(Unknown Source)
	at java.base/sun.reflect.annotation.AnnotationParser.parseArrayElements(AnnotationParser.java:747)
	at java.base/sun.reflect.annotation.AnnotationParser.parseClassArray(AnnotationParser.java:718)
	at java.base/sun.reflect.annotation.AnnotationParser.parseArray(AnnotationParser.java:532)
	at java.base/sun.reflect.annotation.AnnotationParser.parseMemberValue(AnnotationParser.java:356)
	at java.base/sun.reflect.annotation.AnnotationParser.parseAnnotation2(AnnotationParser.java:287)
	at java.base/sun.reflect.annotation.AnnotationParser.parseAnnotations2(AnnotationParser.java:121)
	at java.base/sun.reflect.annotation.AnnotationParser.parseAnnotations(AnnotationParser.java:73)
	at java.base/java.lang.Class.getAnnotationCache(Class.java:2790)
	at java.base/java.lang.Class.getDeclaredAnnotation(Class.java:2476)
	at org.junit.platform.commons.util.AnnotationUtils.findAnnotation(AnnotationUtils.java:128)
	at org.junit.platform.commons.util.AnnotationUtils.findMetaAnnotation(AnnotationUtils.java:176)
	at org.junit.platform.commons.util.AnnotationUtils.findAnnotation(AnnotationUtils.java:134)
	at org.junit.platform.commons.util.AnnotationUtils.findAnnotation(AnnotationUtils.java:115)
	at com.intellij.junit5.JUnit5TestRunnerUtil.isDisabledCondition(JUnit5TestRunnerUtil.java:180)
	at com.intellij.junit5.JUnit5TestRunnerUtil.getDisabledCondition(JUnit5TestRunnerUtil.java:163)
	at com.intellij.junit5.JUnit5TestRunnerUtil.getDisabledConditionValue(JUnit5TestRunnerUtil.java:129)
	at com.intellij.junit5.JUnit5TestRunnerUtil.buildRequest(JUnit5TestRunnerUtil.java:108)
	at com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:57)
	... 3 more

java.lang.TypeNotPresentException: Type org.springframework.test.context.junit.jupiter.SpringExtension not present

at java.base/sun.reflect.annotation.TypeNotPresentExceptionProxy.generateException(TypeNotPresentExceptionProxy.java:46)

at java.base/sun.reflect.annotation.AnnotationInvocationHandler.invoke(AnnotationInvocationHandler.java:86)

at com.sun.proxy.$Proxy4.value(Unknown Source)

at org.junit.jupiter.engine.descriptor.ExtensionUtils$$Lambda$207.00000000E2F6A940.apply(Unknown Source)

at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195)

at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1654)

at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:497)

at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:487)

at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913)

at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:239)

at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578)

at org.junit.jupiter.engine.descriptor.ExtensionUtils.populateNewExtensionRegistryFromExtendWithAnnotation(ExtensionUtils.java:74)

at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.prepare(ClassBasedTestDescriptor.java:143)

at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.prepare(ClassBasedTestDescriptor.java:78)

at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$prepare$1(NodeTestTask.java:107)

at org.junit.platform.engine.support.hierarchical.NodeTestTask$$Lambda$187.00000000E40DE820.execute(Unknown Source)

at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)

at org.junit.platform.engine.support.hierarchical.NodeTestTask.prepare(NodeTestTask.java:107)

at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:75)

at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService$$Lambda$205.00000000E2D1EAC0.accept(Unknown Source)

at java.base/java.util.ArrayList.forEach(ArrayList.java:1540)

at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:38)

at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:139)

at org.junit.platform.engine.support.hierarchical.NodeTestTask$$Lambda$201.00000000E40E7220.execute(Unknown Source)

at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)

at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)

at org.junit.platform.engine.support.hierarchical.NodeTestTask$$Lambda$200.00000000E40E6220.invoke(Unknown Source)

at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)

at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)

at org.junit.platform.engine.support.hierarchical.NodeTestTask$$Lambda$199.00000000E40E5C20.execute(Unknown Source)

at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)

at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)

at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)

at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:32)

at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)

at org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:51)

at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:248)

at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$5(DefaultLauncher.java:211)

at org.junit.platform.launcher.core.DefaultLauncher$$Lambda$159.00000000E387CA20.accept(Unknown Source)

at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:226)

at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:199)

at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:132)

at com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:71)

at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)

at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:220)

at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:53)

Caused by: java.lang.ClassNotFoundException: org.springframework.test.context.junit.jupiter.SpringExtension

at java.base/java.lang.Class.forNameImpl(Native Method)

at java.base/java.lang.Class.forName(Class.java:410)

at java.base/sun.reflect.generics.factory.CoreReflectionFactory.makeNamedType(CoreReflectionFactory.java:114)

at java.base/sun.reflect.generics.visitor.Reifier.visitClassTypeSignature(Reifier.java:125)

at java.base/sun.reflect.generics.tree.ClassTypeSignature.accept(ClassTypeSignature.java:49)

at java.base/sun.reflect.annotation.AnnotationParser.parseSig(AnnotationParser.java:440)

at java.base/sun.reflect.annotation.AnnotationParser.parseClassValue(AnnotationParser.java:421)

at java.base/sun.reflect.annotation.AnnotationParser.lambda$parseClassArray$0(AnnotationParser.java:719)

at sun.reflect.annotation.AnnotationParser$$Lambda$42.00000000E40B3020.get(Unknown Source)

at java.base/sun.reflect.annotation.AnnotationParser.parseArrayElements(AnnotationParser.java:747)

at java.base/sun.reflect.annotation.AnnotationParser.parseClassArray(AnnotationParser.java:718)

at java.base/sun.reflect.annotation.AnnotationParser.parseArray(AnnotationParser.java:532)

at java.base/sun.reflect.annotation.AnnotationParser.parseMemberValue(AnnotationParser.java:356)

at java.base/sun.reflect.annotation.AnnotationParser.parseAnnotation2(AnnotationParser.java:287)

at java.base/sun.reflect.annotation.AnnotationParser.parseAnnotations2(AnnotationParser.java:121)

at java.base/sun.reflect.annotation.AnnotationParser.parseAnnotations(AnnotationParser.java:73)

at java.base/java.lang.Class.getAnnotationCache(Class.java:2790)

at java.base/java.lang.Class.getDeclaredAnnotation(Class.java:2476)

at org.junit.platform.commons.util.AnnotationUtils.findAnnotation(AnnotationUtils.java:128)

at org.junit.platform.commons.util.AnnotationUtils.findMetaAnnotation(AnnotationUtils.java:176)

at org.junit.platform.commons.util.AnnotationUtils.findAnnotation(AnnotationUtils.java:134)

at org.junit.platform.commons.util.AnnotationUtils.findAnnotation(AnnotationUtils.java:115)

at com.intellij.junit5.JUnit5TestRunnerUtil.isDisabledCondition(JUnit5TestRunnerUtil.java:180)

at com.intellij.junit5.JUnit5TestRunnerUtil.getDisabledCondition(JUnit5TestRunnerUtil.java:163)

at com.intellij.junit5.JUnit5TestRunnerUtil.getDisabledConditionValue(JUnit5TestRunnerUtil.java:129)

at com.intellij.junit5.JUnit5TestRunnerUtil.buildRequest(JUnit5TestRunnerUtil.java:108)

at com.intellij.junit5.JUnit5IdeaTestRunner.startRunnerWithArgs(JUnit5IdeaTestRunner.java:57)

... 3 more

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maven web 项目 context.xml

问题：项目中通过 context.xml 配置了 datasource 解决：将 conte… Read More

org.apache.jasper.JasperException: The absolute uri: http://java.sun.com/jsf/core cannot be resolved in either web.xml or the jar files deployed with this application

问题： org.apache.jasper.JasperException: The absol… Read More

mysql The table ‘page’ is full 【未解决】

问题： mysql 删除 column 时提示 The table ‘page’ is… Read More

IT问题

程序员的疑难杂症录

月份：2020年8月

macos Netbeans 12 配置 java home

【转】如何为Gnome3添加自启动程序

【转】JDK9: 集成 Jshell 和 Maven 项目.

spring boot mysql 8 , java.sql.SQLNonTransientConnectionException: Public Key Retrieval is not allowed

java.lang.ClassNotFoundException: org.springframework.test.context.junit.jupiter.SpringExtension

maven web 项目 context.xml

org.apache.jasper.JasperException: The absolute uri: http://java.sun.com/jsf/core cannot be resolved in either web.xml or the jar files deployed with this application

mysql The table ‘page’ is full 【未解决】