CEP主题的文章列表，还有CEP的技术要点_第7页

（二）Basic Concepts 基本概念

ThereareafewconceptsthatarecoretoElasticsearch.Understandingtheseconceptsfromtheoutsetwilltremendouslyhelpeasethelearningprocess.有一些概念是Elasticsearch的核心。从一开始就理解这...

代码星球·2021-02-23

Spring Security（二十九）：9.4.1 ExceptionTranslationFilter

ExceptionTranslationFilter isaSpringSecurityfilterthathasresponsibilityfordetectinganySpringSecurityexceptionsthatarethrown.Suchexceptionswillgenerallybeth...

代码星球·2021-02-23

异常：NoNodeAvailableException

1、启动时候出现nodenullnotpartoftheclusterCluster[********],ignoring...2、启动时正常，但是请求时出现NoNodeAvailableException1、配置错误使用TransportClient时要特别注意配置信息...

代码星球·2021-02-23

上传文件异常 MultipartException

参考自 https://blog.csdn.net/u010429286/article/details/54381705上传文件报错org.springframework.web.multipart.MultipartExceptionCouldnotparsemultipartservletr...

代码星球·2021-02-23

nested exception is org.apache.ibatis.reflection.ReflectionExceptio

org.mybatis.spring.MyBatisSystemException:nestedexceptionisorg.apache.ibatis.reflection.ReflectionException:Thereisnogetterforpropertynamed'parent_maintenance_n...

代码星球·2021-02-23

表情存储异常--mybatis抛出异常（java.sql.SQLException: Incorrect string value: 'xF0x9Fx92x94' for column 'name' at row 1）

文章参考 https://blog.csdn.net/junsure2012/article/details/42171035https://www.cnblogs.com/WangYunShuaiBaoLe/p/9055215.htmlhttps://www.jb51.net/article/112879....

代码星球·2021-02-23

unhandled exception(没有处理异常)

今天在代码中抛出了Exception类，但是出现了代码报错意思是，未处理异常因为Exception是check异常，也就是必须在代码层面直接捕获处理的，这类异常有IOException等。...

代码星球·2021-02-23

HttpMessageNotReadableException(一)

1、今天移动端调用接口时候出现下面异常org.springframework.http.converter.HttpMessageNotReadableException:JSONparseerror:Unrecognizedtoken'name':wasexpecting('true','false'or'null'...

代码星球·2021-02-23

NullPointerException

if(userName.equals("zhansan")){} 可能会报空指针异常...

代码星球·2021-02-23

clikhouse报错：DB::Exception: Storage MergeTree requires 3 to 4 parameters:

/Receivedexceptionfromserver(version20.2.1):Code:42.DB::Exception:Receivedfromlocalhost:9000.DB::Exception:StorageMergeTreerequires3to4parameters:nameofco...

代码星球·2023-05-07

clikhouse报错： DB::Exception: Cannot convert NULL to a non-nullable type

/Receivedexceptionfromserver(version20.2.1):Code:42.DB::Exception:Receivedfromlocalhost:9000.DB::Exception:StorageMergeTreerequires3to4parameters:nameofco...

代码星球·2023-05-07

Caused by: org.apache.xerces.impl.io.MalformedByteSequenceException: Invalid byte 3 of 3-byte UTF-8

mac或者linux下编译没有问题，在window上面编译就出现了这个问题。原因是：各个操作系统字符宽度不统一的原因。解决方法：配置window环境变量，如下：环境变量名为:JAVA_TOOL_OPTIONS变量值为：-Dfile.encoding=UTF-8配置完成重启AndroidStudio即可。 ...

代码星球·2021-02-20

android使用DialogFragment出现java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState的解决方法

调用dialog.show(getSupportFragmentManager(),"tag");时出现了java.lang.IllegalStateException:CannotperformthisactionafteronSaveInstanceState的错误。报错的原因：dialog.show()方法的内部...

代码星球·2021-02-20

Android DialogFragment 遇到 java.lang.IllegalStateException: Fragment already added: 的解决方法

使用AppCompatDialogFragment或者DialogFragment的过程中遇到java.lang.IllegalStateException:Fragmentalreadyadded:的解决方法：privateCountryChooseDialogmCountryChooseDialog;private...

代码星球·2021-02-20

Android Studio出现java.util.concurrent.ExecutionException: com.android.ide.common.process.ProcessException的总结和解决方法

1. Error:Executionfailedfortask'mergeDebugAndroidTestResources'.　　>Error:java.util.concurrent.ExecutionException:com.android.ide.common.process.ProcessE...

代码星球·2021-02-20