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2016-06-06 02:39:09 171 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

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使用STM32F103C8T6控制舵机丝滑运转附代码使用STM32F103C8T6控制舵机丝滑运转原理和案例，附代码。阅读详情

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语义通信实战：跳过“比特”保“语义”，手把手构建轻量级图像压缩重建网络（基于PyTorch）本文详细介绍了基于PyTorch的轻量级语义通信系统LICRnet的实现，专注于图像压缩重建中的语义信息保留。通过深度可分离卷积、可变窗口多尺度注意力等创新技术，显著降低计算量并提升性能，特别适用于无人机巡检、远程医疗等物联网场景。文章包含完整的代码实现、训练策略及部署优化方案。阅读详情

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HD_XB 2016-06-06

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Boss_Li 2016-06-06

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在Servers视图里双击创建的server，然后在其server的配置界面中选中"Publish module contexts to separate XML files"选项

qq_33548929 2016-06-06

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这是全部的控制台出现的- - 救命啊。。QQ595873391 大神我需要帮助···············

qq_33548929 2016-06-06

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严重: Exception sending context initialized event to listener instance of class edu.neusoft.pro.util.InitLeftDataListener org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.GenericJDBCException: Cannot open connection at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:599) at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:374) at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:263) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:101) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204) at com.sun.proxy.$Proxy11.findTopPrivilegeList(Unknown Source) at edu.neusoft.pro.util.InitLeftDataListener.contextInitialized(InitLeftDataListener.java:32) at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4812) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5255) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1408) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1398) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: org.hibernate.exception.GenericJDBCException: Cannot open connection at org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:126) at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:114) at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66) at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:52) at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:449) at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167) at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:142) at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:85) at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1353) at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:558) ... 16 more Caused by: java.sql.SQLException: Connections could not be acquired from the underlying database! at com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:106) at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:529) at com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(AbstractPoolBackedDataSource.java:128) at org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider.getConnection(LocalDataSourceConnectionProvider.java:82) at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446) ... 21 more Caused by: com.mchange.v2.resourcepool.CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary factory or source. at com.mchange.v2.resourcepool.BasicResourcePool.awaitAvailable(BasicResourcePool.java:1319) at com.mchange.v2.resourcepool.BasicResourcePool.prelimCheckoutResource(BasicResourcePool.java:557) at com.mchange.v2.resourcepool.BasicResourcePool.checkoutResource(BasicResourcePool.java:477) at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:525) ... 24 more 六月 06, 2016 2:22:15 下午 org.apache.catalina.core.StandardContext startInternal 严重: One or more listeners failed to start. Full details will be found in the appropriate container log file 六月 06, 2016 2:22:15 下午 org.apache.catalina.core.StandardContext startInternal 严重: Context [/pro15] startup failed due to previous errors 六月 06, 2016 2:22:15 下午 org.apache.catalina.core.ApplicationContext log 信息: Closing Spring root WebApplicationContext 六月 06, 2016 2:22:15 下午 org.apache.catalina.loader.WebappClassLoaderBase clearReferencesJdbc 警告: The web application [pro15] registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered. 六月 06, 2016 2:22:15 下午 org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads 警告: The web application [pro15] appears to have started a thread named [Timer-0] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: java.lang.Object.wait(Native Method) java.util.TimerThread.mainLoop(Timer.java:552) java.util.TimerThread.run(Timer.java:505) 六月 06, 2016 2:22:15 下午 org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads 警告: The web application [pro15] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#0] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: java.lang.Object.wait(Native Method) com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:534) 六月 06, 2016 2:22:15 下午 org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads 警告: The web application [pro15] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#1] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: java.lang.Object.wait(Native Method) com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:534) 六月 06, 2016 2:22:15 下午 org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads 警告: The web application [pro15] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: java.lang.Object.wait(Native Method) com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread.run(ThreadPoolAsynchronousRunner.java:534) 六月 06, 2016 2:22:15 下午 org.apache.catalina.loader.WebappClassLoaderBase clearReferencesThreads 警告: The web application [pro15] appears to have started a thread named [MySQL Statement Cancellation Timer] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: java.lang.Object.wait(Native Method) java.lang.Object.wait(Object.java:502) java.util.TimerThread.mainLoop(Timer.java:526) java.util.TimerThread.run(Timer.java:505) 六月 06, 2016 2:22:15 下午 org.apache.coyote.AbstractProtocol start 信息: Starting ProtocolHandler ["http-nio-8080"] 六月 06, 2016 2:22:15 下午 org.apache.coyote.AbstractProtocol start 信息: Starting ProtocolHandler ["ajp-nio-8009"] 六月 06, 2016 2:22:15 下午 org.apache.catalina.startup.Catalina start 信息: Server startup in 114446 ms

qq_33548929 2016-06-06

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六月 06, 2016 2:20:12 下午 org.apache.tomcat.util.digester.SetPropertiesRule begin 警告: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:pro15' did not find a matching property. 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Server version: Apache Tomcat/8.0.32 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Server built: Feb 2 2016 19:34:53 UTC 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Server number: 8.0.32.0 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: OS Name: Windows 8.1 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: OS Version: 6.3 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Architecture: amd64 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Java Home: C:\Program Files\Java\jdk1.8.0_45\jre 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: JVM Version: 1.8.0_45-b15 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: JVM Vendor: Oracle Corporation 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: CATALINA_BASE: C:\Users\王\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp1 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: CATALINA_HOME: C:\Program Files\Apache Software Foundation\Tomcat 8.0 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Command line argument: -Dcatalina.base=C:\Users\王\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp1 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Command line argument: -Dcatalina.home=C:\Program Files\Apache Software Foundation\Tomcat 8.0 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Command line argument: -Dwtp.deploy=C:\Users\王\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp1\wtpwebapps 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Command line argument: -Djava.endorsed.dirs=C:\Program Files\Apache Software Foundation\Tomcat 8.0\endorsed 六月 06, 2016 2:20:13 下午 org.apache.catalina.startup.VersionLoggerListener log 信息: Command line argument: -Dfile.encoding=GBK 六月 06, 2016 2:20:13 下午 org.apache.catalina.core.AprLifecycleListener lifecycleEvent 信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Program Files\Java\jdk1.8.0_45\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:/Program Files/Java/jre1.8.0_45/bin/server;C:/Program Files/Java/jre1.8.0_45/bin;C:/Program Files/Java/jre1.8.0_45/lib/amd64;C:\ProgramData\Oracle\Java\javapath;c:\Program Files (x86)\Intel\iCLS Client\;c:\Program Files\Intel\iCLS Client\;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\Program Files\Intel\Intel(R) Management Engine Components\DAL;C:\Program Files\Intel\Intel(R) Management Engine Components\IPT;C:\Program Files (x86)\Intel\Intel(R) Management Engine Components\DAL;C:\Program Files (x86)\Intel\Intel(R) Management Engine Components\IPT;C:\Program Files\Intel\WiFi\bin\;C:\Program Files\Common Files\Intel\WirelessCommon\;C:\Program Files (x86)\Windows Live\Shared;C:\软件架构\Java\jdk1.7.0_03\bin;C:\软件架构\Java\jdk1.7.0_03\jre\bin;C:\Program Files\MySQL\MySQL Server 5.5\bin;C:\Program Files (x86)\MySQL\MySQL Server 5.0\bin;C:\Program Files (x86)\Microsoft SQL Server\100\Tools\Binn\;C:\Program Files\Microsoft SQL Server\100\Tools\Binn\;C:\Program Files\Microsoft SQL Server\100\DTS\Binn\;C:\Program Files (x86)\Microsoft SQL Server\100\Tools\Binn\VSShell\Common7\IDE\;C:\Program Files (x86)\Microsoft Visual Studio 9.0\Common7\IDE\PrivateAssemblies\;C:\Program Files (x86)\Microsoft SQL Server\100\DTS\Binn\;C:\Program Files\Intel\WiFi\bin\;C:\Program Files\Common Files\Intel\WirelessCommon\;E:\软件架构\eclipse;;. 六月 06, 2016 2:20:17 下午 org.apache.coyote.AbstractProtocol init 信息: Initializing ProtocolHandler ["http-nio-8080"] 六月 06, 2016 2:20:20 下午 org.apache.tomcat.util.net.NioSelectorPool getSharedSelector 信息: Using a shared selector for servlet write/read 六月 06, 2016 2:20:20 下午 org.apache.coyote.AbstractProtocol init 信息: Initializing ProtocolHandler ["ajp-nio-8009"] 六月 06, 2016 2:20:20 下午 org.apache.tomcat.util.net.NioSelectorPool getSharedSelector 信息: Using a shared selector for servlet write/read 六月 06, 2016 2:20:20 下午 org.apache.catalina.startup.Catalina load 信息: Initialization processed in 22246 ms 六月 06, 2016 2:20:21 下午 org.apache.catalina.core.StandardService startInternal 信息: Starting service Catalina 六月 06, 2016 2:20:21 下午 org.apache.catalina.core.StandardEngine startInternal 信息: Starting Servlet Engine: Apache Tomcat/8.0.32 六月 06, 2016 2:20:22 下午 org.apache.catalina.util.SessionIdGeneratorBase createSecureRandom 信息: Creation of SecureRandom instance for session ID generation using [SHA1PRNG] took [499] milliseconds. 六月 06, 2016 2:20:41 下午 org.apache.jasper.servlet.TldScanner scanJars 信息: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. 六月 06, 2016 2:20:42 下午 org.apache.catalina.core.ApplicationContext log 信息: Initializing Spring root WebApplicationContext log4j:WARN No appenders could be found for logger (org.springframework.web.context.ContextLoader). log4j:WARN Please initialize the log4j system properly. 六月 06, 2016 2:22:15 下午 org.apache.catalina.core.StandardContext listenerStart

JAVA 求助！！！！！学生党着急

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