1. 全栈程序员必看首页

Caused by: java.lang.NoClassDefFoundError: freemarker/cache/TemplateLoader

全栈程序员-站长 • • 未分类 • 阅读 40

Caused by: java.lang.NoClassDefFoundError: freemarker/cache/TemplateLoader

1、错误描写叙述

usage: java org.apache.catalina.startup.Catalina [ -config {pathname} ] [ -nonaming ]  { -help | start | stop }
2014-7-10 23:28:16 org.apache.catalina.core.AprLifecycleListener init
信息: Loaded APR based Apache Tomcat Native library 1.1.29 using APR version 1.4.8.
2014-7-10 23:28:16 org.apache.catalina.core.AprLifecycleListener init
信息: APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true].
2014-7-10 23:28:16 org.apache.catalina.core.AprLifecycleListener initializeSSL
信息: OpenSSL successfully initialized (OpenSSL 1.0.1e 11 Feb 2013)
2014-7-10 23:28:16 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["http-apr-8686"]
2014-7-10 23:28:16 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["ajp-apr-8009"]
2014-7-10 23:28:16 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 1045 ms
2014-7-10 23:28:16 org.apache.catalina.core.StandardService startInternal
信息: Starting service Catalina
2014-7-10 23:28:16 org.apache.catalina.core.StandardEngine startInternal
信息: Starting Servlet Engine: Apache Tomcat/7.0.53
2014-7-10 23:28:17 org.apache.tomcat.websocket.server.WsSci onStartup
信息: JSR 356 WebSocket (Java WebSocket 1.0) support is not available when running on Java 6. To suppress this message, run Tomcat on Java 7, remove the WebSocket JARs from $CATALINA_HOME/lib or add the WebSocketJARs to the tomcat.util.scan.DefaultJarScanner.jarsToSkip property in $CATALINA_BASE/conf/catalina.properties. Note that the deprecated Tomcat 7 WebSocket API will be available. 
2014-7-10 23:28:18 org.apache.catalina.startup.HostConfig deployWAR
信息: Deploying web application archive D:\MyEclipse\apache-tomcat-7.0.53\webapps\blazeds.war
2014-7-10 23:28:19 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.53\webapps\docs
2014-7-10 23:28:19 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.53\webapps\examples
2014-7-10 23:28:20 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextInitialized()
2014-7-10 23:28:20 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextInitialized()
2014-7-10 23:28:20 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: attributeAdded('org.apache.jasper.compiler.TldLocationsCache', 'org.apache.jasper.compiler.TldLocationsCache@132be10')
2014-7-10 23:28:20 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.53\webapps\FirstSSH
2014-7-10 23:28:21 com.sun.faces.config.ConfigureListener contextInitialized
信息: 初始化上下文 '/FirstSSH' 的 Mojarra 2.0.3 (FCS b03)
2014-7-10 23:28:22 com.sun.faces.spi.InjectionProviderFactory createInstance
信息: JSF1048：有 PostConstruct/PreDestroy 凝视。标有这些凝视的 ManagedBeans 方法将表示凝视已处理。
2014-7-10 23:28:23 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Parsing configuration file [struts-default.xml]
2014-7-10 23:28:23 com.opensymphony.xwork2.util.logging.jdk.JdkLogger error
严重: Dispatcher initialization failed
Unable to load configuration. - bean - jar:file:/D:/MyEclipse/apache-tomcat-7.0.53/webapps/FirstSSH/WEB-INF/lib/struts2-core-2.3.16.3.jar!/struts-default.xml:69:87
	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:70)
	at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:445)
	at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:489)
	at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)
	at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:57)
	at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:279)
	at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:260)
	at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:105)
	at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4809)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5485)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
	at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1229)
	at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1875)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:619)
Caused by: Unable to load bean: type: class:org.apache.struts2.views.freemarker.FreemarkerThemeTemplateLoader - bean - jar:file:/D:/MyEclipse/apache-tomcat-7.0.53/webapps/FirstSSH/WEB-INF/lib/struts2-core-2.3.16.3.jar!/struts-default.xml:69:87
	at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:245)
	at org.apache.struts2.config.StrutsXmlConfigurationProvider.register(StrutsXmlConfigurationProvider.java:102)
	at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:234)
	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)
	... 21 more
Caused by: java.lang.NoClassDefFoundError: freemarker/cache/TemplateLoader
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:621)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
	at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:2957)
	at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:1210)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1690)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1571)
	at com.opensymphony.xwork2.util.ClassLoaderUtil.loadClass(ClassLoaderUtil.java:144)
	at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:216)
	... 24 more
Caused by: java.lang.ClassNotFoundException: freemarker.cache.TemplateLoader
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1720)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1571)
	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
	... 33 more
2014-7-10 23:28:23 org.apache.catalina.core.StandardContext filterStart
严重: Exception starting filter struts2
Unable to load configuration. - bean - jar:file:/D:/MyEclipse/apache-tomcat-7.0.53/webapps/FirstSSH/WEB-INF/lib/struts2-core-2.3.16.3.jar!/struts-default.xml:69:87
	at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:501)
	at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)
	at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:57)
	at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:279)
	at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:260)
	at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:105)
	at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4809)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5485)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
	at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1229)
	at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1875)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:619)
Caused by: Unable to load configuration. - bean - jar:file:/D:/MyEclipse/apache-tomcat-7.0.53/webapps/FirstSSH/WEB-INF/lib/struts2-core-2.3.16.3.jar!/struts-default.xml:69:87
	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:70)
	at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:445)
	at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:489)
	... 19 more
Caused by: Unable to load bean: type: class:org.apache.struts2.views.freemarker.FreemarkerThemeTemplateLoader - bean - jar:file:/D:/MyEclipse/apache-tomcat-7.0.53/webapps/FirstSSH/WEB-INF/lib/struts2-core-2.3.16.3.jar!/struts-default.xml:69:87
	at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:245)
	at org.apache.struts2.config.StrutsXmlConfigurationProvider.register(StrutsXmlConfigurationProvider.java:102)
	at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:234)
	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)
	... 21 more
Caused by: java.lang.NoClassDefFoundError: freemarker/cache/TemplateLoader
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:621)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
	at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:2957)
	at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:1210)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1690)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1571)
	at com.opensymphony.xwork2.util.ClassLoaderUtil.loadClass(ClassLoaderUtil.java:144)
	at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:216)
	... 24 more
Caused by: java.lang.ClassNotFoundException: freemarker.cache.TemplateLoader
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1720)
	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1571)
	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
	... 33 more
2014-7-10 23:28:23 org.apache.catalina.core.StandardContext startInternal
严重: Error filterStart
2014-7-10 23:28:23 org.apache.catalina.core.StandardContext startInternal
严重: Context [/FirstSSH] startup failed due to previous errors
2014-7-10 23:28:23 org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
严重: The web application [/FirstSSH] created a ThreadLocal with key of type [com.sun.faces.util.Util$1] (value [com.sun.faces.util.Util$1@4589eb]) and a value of type [java.util.HashMap] (value [{com.sun.faces.patternCache={ = }}]) but failed to remove it when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.
2014-7-10 23:28:23 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.53\webapps\host-manager
2014-7-10 23:28:23 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.53\webapps\manager
2014-7-10 23:28:23 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.53\webapps\ROOT
2014-7-10 23:28:23 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.53\webapps\StudentSystem
2014-7-10 23:28:25 com.sun.faces.config.ConfigureListener contextInitialized
信息: 初始化上下文 '/StudentSystem' 的 Mojarra 2.0.3 (FCS b03)
2014-7-10 23:28:25 com.sun.faces.spi.InjectionProviderFactory createInstance
信息: JSF1048：有 PostConstruct/PreDestroy 凝视。标有这些凝视的 ManagedBeans 方法将表示凝视已处理。
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Parsing configuration file [struts-default.xml]
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Unable to locate configuration files of the name struts-plugin.xml, skipping
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Parsing configuration file [struts-plugin.xml]
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Unable to locate configuration files of the name struts.xml, skipping
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Parsing configuration file [struts.xml]
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.ObjectFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.factory.ActionFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.factory.ResultFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.factory.ConverterFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.factory.InterceptorFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.factory.ValidatorFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.FileManagerFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.impl.XWorkConverter)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.impl.CollectionConverter)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.impl.ArrayConverter)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.impl.DateConverter)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.impl.NumberConverter)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.impl.StringConverter)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.ConversionPropertiesProcessor)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.ConversionFileProcessor)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.ConversionAnnotationProcessor)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.TypeConverterCreator)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.TypeConverterHolder)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.TextProvider)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.LocaleProvider)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.ActionProxyFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.conversion.ObjectTypeDeterminer)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (org.apache.struts2.dispatcher.mapper.ActionMapper)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (jakarta) for (org.apache.struts2.dispatcher.multipart.MultiPartRequest)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (org.apache.struts2.views.freemarker.FreemarkerManager)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (org.apache.struts2.components.UrlRenderer)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.validator.ActionValidatorManager)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.util.ValueStackFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.util.reflection.ReflectionProvider)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.util.reflection.ReflectionContextFactory)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.util.PatternMatcher)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (org.apache.struts2.dispatcher.StaticContentLoader)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.UnknownHandlerManager)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (org.apache.struts2.views.util.UrlHelper)
2014-7-10 23:28:26 com.opensymphony.xwork2.util.logging.jdk.JdkLogger info
信息: Choosing bean (struts) for (com.opensymphony.xwork2.util.TextParser)
2014-7-10 23:28:26 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["http-apr-8686"]
2014-7-10 23:28:26 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["ajp-apr-8009"]
2014-7-10 23:28:26 org.apache.catalina.startup.Catalina start
信息: Server startup in 9729 ms


2、错误原因

      通过这句“Caused by: java.lang.NoClassDefFoundError: freemarker/cache/TemplateLoader”，可知缺少“freemarker-2.3.19.jar”


3、解决的方法

      向lib目录中复制“freemarker-2.3.19.jar”包

版权声明：本文内容由互联网用户自发贡献，该文观点仅代表作者本人。本站仅提供信息存储空间服务，不拥有所有权，不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容， 请联系我们举报，一经查实，本站将立刻删除。

发布者：全栈程序员-站长，转载请注明出处：https://javaforall.net/119026.html原文链接：https://javaforall.net

赞 (0)
全栈程序员-站长的头像全栈程序员-站长
0 0


相关推荐

  • 喊山第二部_demjanov重排

    喊山第二部_demjanov重排

    喊山第二部_demjanov重排原题链接喊山，是人双手围在嘴边成喇叭状，对着远方高山发出“喂—喂喂—喂喂喂……”的呼唤。呼唤声通过空气的传递，回荡于深谷之间，传送到人们耳中，发出约定俗成的“讯号”，达到声讯传递交流的目的。原来它是彝族先民用来求援呼救的“讯号”，慢慢地人们在生活实践中发现了它的实用价值，便把它作为一种交流工具世代传袭使用。（图文摘自：http://news.xrxxw.com/newsshow-8018.html）一个山头呼喊的声音可以被临近的山头同时听到。题目假设每个山头最多有两个能听到它的临近山头。给定任意一个发

    全栈程序员-站长的头像 全栈程序员-站长
    2022年8月8日
    4
  • @RequestBody出现请求415问题

    @RequestBody出现请求415问题

    @RequestBody出现请求415问题首先之前也遇到过这样的问题，但是稀里糊涂的最后虽然bug修复了，但是不知道是啥原因，今天又遇到了同样的问题。问题：在前端向后台发送一个json对象（字符串），后端用@RequestBody匹配接受的时候就会出现415，如果不用@RequestBody，那么前端发送来的数据是不能被正确解析成对象里的属性的。因为用公司的框架写项目的时候，也遇见了这个问题。请教了学长，学长让我用公司自己封装的p…

    全栈程序员-站长的头像 全栈程序员-站长
    2022年6月3日
    28
  • 关于mysql的时区（下）：如何设置mysql的时区

    关于mysql的时区（下）：如何设置mysql的时区

    关于mysql的时区（下）：如何设置mysql的时区一、如何设置mysql时区1、命令1）查时区：showvariableslike’%time_zone%’返回有2行记录，要看time_zone变量的值，不需要看system_time_zone。若值为SYSTEM表示取值跟system_time_zone保持一致。system_time_zone的值是启动mysql服务的时候读取了操作系统的值，除非重新启动mysql服务重读否则这个值不变2）设置会话时区：settime_zone=’+8:00’仅对当前会话有效，在当前窗口立即生效

    全栈程序员-站长的头像 全栈程序员-站长
    2025年6月15日
    0
  • appium–真机测试app「建议收藏」

    appium–真机测试app「建议收藏」

    appium–真机测试app「建议收藏」1.appium设置启动appium，host和port默认即可，在EditConfiguration中将AndroidSDK和JavaJDK加到环境变量中。设置好后保存并重启Appium

    全栈程序员-站长的头像 全栈程序员-站长
    2022年7月3日
    30
  • reaver使用相关[通俗易懂]

    reaver使用相关[通俗易懂]

    reaver使用相关[通俗易懂]（非TP-LINK路由推荐–d9–t9参数防止路由僵死reaver-imon0-bMAC-a-S–d9–t9-vv）小结-学习时应因状况调整参数（-c后面都已目标频道为1作为例子）目标信号非常好: reaver -i mon0 -bMAC -a -S -vv -d0 -c1目标信号普通: reaver -i mon0 -bMAC

    全栈程序员-站长的头像 全栈程序员-站长
    2022年5月4日
    106
  • crontab 定时同步时间_linux的crontab用法

    crontab 定时同步时间_linux的crontab用法

    crontab 定时同步时间_linux的crontab用法1.首先需了解linux内一任务计划工具crontabcrontab可以定时去执行你要做的动作直接用crontab命令编辑 crontab -u//设定某个用户的cron服务，一般root用户在执行这个命令的时候需要此参数 crontab-l//列出某个用户cron服务的详细内容 crontab-r//删除某个用户的cron服务 crontab-e//编辑某个用户的cr…

    全栈程序员-站长的头像 全栈程序员-站长
    2022年8月24日
    3

发表回复

您的邮箱地址不会被公开。 必填项已用 * 标注

关注全栈程序员社区公众号