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Exception format: Classorg. apache. struts2.json. JSONWritercannotaccessamemberof * or Classcom. googlecode. jsonplugin. JSONWritercannotaccessamemberofclass * The first is the exception when struct2.1.8 is combined with json, and the second is the exception when struct2.1.6 is combined with json. Exception format: Class org. apache. struts2.json. JSONWriter can not access a member of * or Class com. googlecode. jsonplugin. JSONWriter can not access a

Aligning projects in Eclipse execution maven->update Project command times wrong: org/apache/maven/shared/filtering/mavenfilteringexception, let people patience.Workaround: Delete the folder under Org/apache/maven under the Repository folder under M2, and then update project again, oh yes the world is quiet, the problem is solved. It is estimated that the Maven plugin package is a bad package.MAVEN executes

During Hibernate development, org. hibernate. NonUniqueObjectException processing and deadobjectexception are encountered. Today, I encountered an operation to update data in the project. I found that no error was reported in the code, but the data was not updated. So I spent most of my time looking for the problem, finally, I found that the exception was swallowed up directly when I tried (= !! Blood lessons )! After troubleshooting, an exception

With this thing, you don't need Excel anymore.Install gnuplot software First, Ubuntu is very simpleApt-get Install GnuplotThen use the Emacs package to install Gnuplot and Gnuplot-mode.Now take a simple example to edit the following org file:#+plot:title: "Citas" Ind:1 Deps: (3) type:2d With:histograms set: "Yrange [0:]" | Sede | Max cites | H-index | | -----------+-----------+---------| | Chile | 257.72 | 21.39 | | Leeds

Errors occurred during Thebuild.Errors running builder ' Maven Project Builder ' on Project ' Ebus.transaction '.Org/codehaus/plexus/archiver/jar/jararchiverTwo ways of referencing:The first type: Specify the version number in the Maven-compiler-plugin plugin in the Pom.xml fileThe second type:(1) Close Eclipse(2) The \.m2\repository\org\codehaus\plexus\plexus-archiver Delete Only the latest version left(3)

Label:Oracle R12 Multi-organization access Control-MOAC (multi-org access Control) MOAC (multi-org access control) is a key new feature of Oracle EBS R12 for multi-organization access controls It enables the operation of multiple operation Unit (OU) under one responsibility. MOAC allows a user to process multiple OU-organized transactions under one responsibility without switching responsibility.Here is a s

requires a jar package: Gson. jar :Http://code.google.com/p/google-gson/downloads/detail? Name=google-gson-2.2.4-release.zip Example: Convert the json string obtained through js to a Map and List set. The Code is as follows: Package util; import java. util. arrayList; import java. util. hashMap; import java. util. list; import java. util. map; import com. google. gson. gson; public class JSONHelper {private Gson gson = new Gson ();/*** converts a json object to a map set, this method is used to

Requirements: 1. Develop a batch release ticket Program 2. At the same time, there can only be one session release for the same org ticket Solution: 1. (when-New-form-instance) when the program is opened, delete the records that are not cleared due to program exceptions. Refer to SQL: Delete program_lock_control Where program_name = 'release _ wo' And not exists ( Select 1 From v $ session B Where B. Sid = A. lock_sid And B. Serial # = A. lock_serial

Apache Tomcat/6.0.18-Error Report Org. apache. jasper. jasperexception: file "/Struts-tags" not foundorg. apache. jasper. compiler. defaulterrorhandler. jsperror (defaulterrorhandler. java: 51) Org. apache. jasper. compiler. errordispatcher. dispatch (errordispatcher. java: 409) Org. apache. jasper. compiler. errordispatcher. jsperror (errordispatcher. java: 116

When installing ADT in eclipse in Ubuntu, you may encounter a solution missing org. Eclipse. WST. SSE. Core 0.0.0. Find the problem on the network Today, the following error occurs when you configure the ADT with eclipse in Ubuntu to configure the android development environment: 1 cannot complete the install because one or more required items cocould not be found. 2 software being installed: Android development tools 8.0.1.v

This class is a tool for loading hibernate resources. Three types of loading classes of JDK are used during resource loading. 1. Current Thread class loader Classloader contextclassloader = thread. currentthread (). getcontextclassloader (); 2. Current Class Loader Classloader contextclassloader = confighelper. Class. getclassloader (); 3. System Class Loader Classloader contextclassloader = classloader. getsystemclassloader () Load in sequence according to 1, 2, and 3. If the current Thread cl

When hbase writes data, the following exception occurs: Org. Apache. hadoop. hbase. Client. retriesexhaustedwithdetailsexception: Failed 3465 actions: servers with issues: cloudgis2: 60020,At org. Apache. hadoop. hbase. Client. hconnectionmanager $ hconnectionimplementation. processbatch (hconnectionmanager. Java: 1424)At org. Apache. hadoop. hbase. Client. hconn

Release date: 2013-10-09Updated on: Affected Systems:X.org xorg-server Description:--------------------------------------------------------------------------------Bugtraq id: 62892CVE (CAN) ID: CVE-2013-4396 X. Org Server is the official reference implementation of X Window System. It is an open-source free software. The "doImageText ()" function (dix/dixfonts. c) of X. Org Xserver 1.14.3 has a reuse err

Release date:Updated on: Affected Systems:X.org xorg-server 1.11Description:--------------------------------------------------------------------------------Bugtraq id: 51562Cve id: CVE-2012-0064 X. Org X Server is the X Window System Display Server bundled in multiple manufacturers' operating systems. The X. Org XServer application has a security vulnerability in the implementation of Screen Saver. Attac

Eclipse failure Solution Refer to blogHttp://blog.csdn.net/jaopen/archive/2007/12/30/2004631.aspx Cause Analysis blogHttp://www.eclipsezone.com/eclipse/forums/m92212393.html When eclipse is started one day, the following error occurs:JVM terminated. Exit code =-1-Dosgi. requiredjavaversion = 1.5-Xms40m-Xmx512m-XX: maxpermsize = 256 m....-Vm d:/program files/Java/jdk1.6.0/bin/../JRE/bin/client/JVM. dll... It seems to be caused by a large memory configuration. I modified eclipse. ini and added the

The following problems occur during development today: Slf4j: failed to load class "org. slf4j. impl. staticloggerbinder ". Slf4j: defaulting to no-operation (NOP) Logger implementation Slf4j: see http://www.slf4j.org/codes.html#StaticLoggerBinder for further details. This error is reported when the org. slf4j. impl. staticloggerbinder class cannot be loaded into the memory. This happens when the approp

When I was working on a project today, there were two entities: style and brand. The relationship between the two was many-to-many. The function was to select a style and display all the brands of the style. HqlThe statement is as follows: 1 FromBrandAsBWhereB. Styles. styleid=? This exception occurs during running: org. hibernate. queryexception: illegal attempt to dereference collection. the preceding hql in a statement, Brand's associ

Basic Principles of database connection pool technology: A data source object is provided by a Web Container (such as Tomcat ).ProgramUsing the JNDI technology to obtain this object. Generally, If you create a connection by yourself, use the followingCodeGet the data source object: Context context = new initialcontext (); Datasource = (datasource) Context. Lookup ("Java://COMP/ENV/jdbc/mydb "); Connection conn = datasource. getconnection (); Here, mydb is the name of the database to be

The following exception occurs in poi Excel operations: org. Apache. Poi. openxml4j. Exceptions. invalidformatexception: Package shoshould contain a content type part code: Public Boolean parsetoexcel (string oldfilename, string newfilename ){ Map Map. Put (0, "fymc "); Map. Put (1, "gxfys "); Map. Put (2, "ls_ysjgys "); Map. Put (4, "ls_zdhjajs "); Map. Put (5, "ls_cgrkajs "); Map. Put (6, "ls_rksbjs "); Map. Put (7, "ls_xsajs "); Map. Put (8, "ls_yj

Org. springframework. Dao. invaliddataaccessapiusageexception: Write Operations are not allowed in read-only mode (Flushmode. Never/manual): Turn your session Flushmode. Commit/auto or remove 'readonly' marker from transaction Definition.At Org. springframework. Orm. hibernate3.hibernatetemplate. checkwritemask Ationallowed (hibernatetemplate. Java: 1095) The main cause of this exception is that Da