NetBeans部署项目（Extjs）报错（二）

1、具体错误如下：

Using CATALINA_BASE:   "C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\Roaming\NetBeans\7.4\apache-tomcat-7.0.41.0_base"
Using CATALINA_HOME:   "D:\NetBeans\Apache Tomcat 7.0.41"
Using CATALINA_TMPDIR: "C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\Roaming\NetBeans\7.4\apache-tomcat-7.0.41.0_base\temp"
Using JRE_HOME:        "C:\Program Files\Java\jdk1.7.0_05"
Using CLASSPATH:       "D:\NetBeans\Apache Tomcat 7.0.41\bin\bootstrap.jar;D:\NetBeans\Apache Tomcat 7.0.41\bin\tomcat-juli.jar"
三月 27, 2014 11:32:18 下午 org.apache.catalina.core.AprLifecycleListener init
严重: An incompatible version 1.1.22 of the APR based Apache Tomcat Native library is installed, while Tomcat requires version 1.1.24
三月 27, 2014 11:32:19 下午 org.apache.catalina.core.AprLifecycleListener init
严重: An incompatible version 1.1.22 of the APR based Apache Tomcat Native library is installed, while Tomcat requires version 1.1.24
三月 27, 2014 11:32:19 下午 org.apache.catalina.core.AprLifecycleListener init
严重: An incompatible version 1.1.22 of the APR based Apache Tomcat Native library is installed, while Tomcat requires version 1.1.24
三月 27, 2014 11:32:19 下午 org.apache.catalina.core.AprLifecycleListener init
严重: An incompatible version 1.1.22 of the APR based Apache Tomcat Native library is installed, while Tomcat requires version 1.1.24
三月 27, 2014 11:32:20 下午 org.apache.catalina.core.AprLifecycleListener init
严重: An incompatible version 1.1.22 of the APR based Apache Tomcat Native library is installed, while Tomcat requires version 1.1.24
三月 27, 2014 11:32:23 下午 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["http-bio-8084"]
三月 27, 2014 11:32:23 下午 org.apache.coyote.AbstractProtocol init
信息: Initializing ProtocolHandler ["ajp-bio-8009"]
三月 27, 2014 11:32:23 下午 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 9925 ms
三月 27, 2014 11:32:24 下午 org.apache.catalina.core.StandardService startInternal
信息: Starting service Catalina
三月 27, 2014 11:32:24 下午 org.apache.catalina.core.StandardEngine startInternal
信息: Starting Servlet Engine: Apache Tomcat/7.0.41
三月 27, 2014 11:32:24 下午 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\Roaming\NetBeans\7.4\apache-tomcat-7.0.41.0_base\conf\Catalina\localhost\DoJo.xml
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-tiles is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-html is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-bean is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-logic is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-nested is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-tiles is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-bean is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-html is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-logic is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://struts.apache.org/tags-nested is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/core_rt is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/core is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/fmt_rt is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/fmt is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://jakarta.apache.org/taglibs/standard/permittedTaglibs is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://jakarta.apache.org/taglibs/standard/scriptfree is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/sql_rt is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/sql is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/xml_rt is already defined
三月 27, 2014 11:32:44 下午 org.apache.catalina.startup.TaglibUriRule body
信息: TLD skipped. URI: http://java.sun.com/jstl/xml is already defined
三月 27, 2014 11:32:45 下午 org.springframework.web.context.ContextLoader initWebApplicationContext
信息: Root WebApplicationContext: initialization started
三月 27, 2014 11:32:45 下午 org.springframework.context.support.AbstractApplicationContext prepareRefresh
信息: Refreshing Root WebApplicationContext: startup date [Thu Mar 27 23:32:45 CST 2014]; root of context hierarchy
三月 27, 2014 11:32:45 下午 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
信息: Loading XML bean definitions from ServletContext resource [/WEB-INF/applicationContext.xml]
三月 27, 2014 11:32:47 下午 org.springframework.beans.factory.support.DefaultListableBeanFactory preInstantiateSingletons
信息: Pre-instantiating singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@6737ca: defining beans []; root of factory hierarchy
三月 27, 2014 11:32:47 下午 org.springframework.web.context.ContextLoader initWebApplicationContext
信息: Root WebApplicationContext: initialization completed in 2378 ms
三月 27, 2014 11:32:49 下午 org.apache.catalina.util.SessionIdGenerator createSecureRandom
信息: Creation of SecureRandom instance for session ID generation using [SHA1PRNG] took [1,628] milliseconds.
三月 27, 2014 11:32:49 下午 org.apache.struts.action.ActionServlet initChain
信息: Loading chain catalog from jar:file:/D:/NetBeans/workspace/DoJo/build/web/WEB-INF/lib/struts-core-1.3.10.jar!/org/apache/struts/chain/chain-config.xml
三月 27, 2014 11:32:50 下午 org.apache.struts.tiles.TilesPlugin initDefinitionsFactory
信息: Tiles definition factory loaded for module ''.
三月 27, 2014 11:32:50 下午 org.apache.struts.validator.ValidatorPlugIn initResources
信息: Loading validation rules file from '/WEB-INF/validator-rules.xml'
三月 27, 2014 11:32:51 下午 org.apache.struts.validator.ValidatorPlugIn initResources
信息: Loading validation rules file from '/WEB-INF/validation.xml'
三月 27, 2014 11:32:52 下午 org.springframework.web.servlet.FrameworkServlet initServletBean
信息: FrameworkServlet 'dispatcher': initialization started
三月 27, 2014 11:32:52 下午 org.springframework.context.support.AbstractApplicationContext prepareRefresh
信息: Refreshing WebApplicationContext for namespace 'dispatcher-servlet': startup date [Thu Mar 27 23:32:52 CST 2014]; parent: Root WebApplicationContext
三月 27, 2014 11:32:52 下午 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
信息: Loading XML bean definitions from ServletContext resource [/WEB-INF/dispatcher-servlet.xml]
三月 27, 2014 11:32:52 下午 org.springframework.beans.factory.support.DefaultListableBeanFactory preInstantiateSingletons
信息: Pre-instantiating singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@15679f5: defining beans [org.springframework.web.servlet.mvc.support.ControllerClassNameHandlerMapping#0,urlMapping,viewResolver,indexController]; parent: org.springframework.beans.factory.support.DefaultListableBeanFactory@6737ca
三月 27, 2014 11:32:52 下午 org.springframework.web.servlet.handler.AbstractUrlHandlerMapping registerHandler
信息: Mapped URL path [/index.htm] onto handler 'indexController'
三月 27, 2014 11:32:55 下午 org.springframework.web.servlet.FrameworkServlet initServletBean
信息: FrameworkServlet 'dispatcher': initialization completed in 3173 ms
三月 27, 2014 11:32:55 下午 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\Roaming\NetBeans\7.4\apache-tomcat-7.0.41.0_base\conf\Catalina\localhost\manager.xml
三月 27, 2014 11:32:56 下午 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\Roaming\NetBeans\7.4\apache-tomcat-7.0.41.0_base\conf\Catalina\localhost\ROOT.xml
三月 27, 2014 11:32:56 下午 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["http-bio-8084"]
三月 27, 2014 11:32:56 下午 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["ajp-bio-8009"]
三月 27, 2014 11:32:56 下午 org.apache.catalina.startup.Catalina start
信息: Server startup in 32880 ms
三月 27, 2014 11:34:53 下午 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\Roaming\NetBeans\7.4\apache-tomcat-7.0.41.0_base\conf\Catalina\localhost\FoundationDatabase.xml
三月 27, 2014 11:35:00 下午 org.apache.catalina.core.ContainerBase addChildInternal
严重: ContainerBase.addChild: start:
org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/FoundationDatabase]]
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154)
	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:633)
	at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:656)
	at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:535)
	at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1461)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:301)
	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
	at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:791)
	at org.apache.catalina.manager.ManagerServlet.check(ManagerServlet.java:1445)
	at org.apache.catalina.manager.ManagerServlet.deploy(ManagerServlet.java:860)
	at org.apache.catalina.manager.ManagerServlet.doGet(ManagerServlet.java:357)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
	at org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:393)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
	at org.apache.catalina.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:108)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:581)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:722)
Caused by: java.lang.IllegalArgumentException: The servlets named [CurrentUser] and [CurrentUser] are both mapped to the url-pattern [/CurrentUser] which is not permitted
	at org.apache.catalina.deploy.WebXml.addServletMapping(WebXml.java:335)
	at org.apache.catalina.deploy.WebXml.merge(WebXml.java:1691)
	at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1331)
	at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:878)
	at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:376)
	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
	at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5269)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
	... 40 more

三月 27, 2014 11:35:00 下午 org.apache.catalina.startup.HostConfig deployDescriptor
严重: Error deploying configuration descriptor C:\Users\Administrator.FOXB2MKB3RGUNIL\AppData\Roaming\NetBeans\7.4\apache-tomcat-7.0.41.0_base\conf\Catalina\localhost\FoundationDatabase.xml
java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/FoundationDatabase]]
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:904)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633)
	at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:656)
	at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:535)
	at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1461)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:301)
	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
	at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:791)
	at org.apache.catalina.manager.ManagerServlet.check(ManagerServlet.java:1445)
	at org.apache.catalina.manager.ManagerServlet.deploy(ManagerServlet.java:860)
	at org.apache.catalina.manager.ManagerServlet.doGet(ManagerServlet.java:357)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
	at org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:393)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
	at org.apache.catalina.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:108)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:581)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:722)

2、分析原因

NetBeans部署项目（Extjs）报错（二）的更多相关文章

  1. tomcat部署项目时 报错Tomcat version 7.0 only supports J2EE 1.2, 1.3, 1.4, and Java EE 5 and 6 Web modules

    Tomcat version 7.0 only supports J2EE 1.2, 1.3, 1.4, and Java EE 5 and 6 Web modules 解决方法: 找到文件 .set ...

  2. NetBeans部署项目（Extjs）报错（一）

    NetBeans部署项目(Extjs)报错(一) 1.用NetBeans将项目部署到Tomcat中,报错. 具体如下: ant -f D:\\NetBeans\\workspace\\Foundati ...

  3. Java Web项目（Extjs）报错二

    1.Java Web项目(Extjs)报错二 具体报错如下: usage: java org.apache.catalina.startup.Catalina [ -config {pathname} ...

  4. 已解决: idea创建并部署SpringMVC项目时 报错 java.lang.ClassNotFoundException: org.springframework.web.context.ContextLoaderListener

    用IDEA创建并运行SpringMVC项目时,最初发现没有Servlet包,这个问题已在上篇解决,然而当我们尝试去运行此时的SpringMVC项目时,发现仍然有错误.ClassNotFoundExce ...

  5. 单点登录(五)-----遇到问题-----cas server 源码部署tomcat运行报错BeanCreationException:Error creating bean with name 's

    我们在上一篇文章已经解决了把下载好的cas server源码部署到tomcat缺少子项目编辑文件或者jar包导致找不到class报错的问题 单点登录(四)-----遇到问题-----cas serve ...

  6. 单点登录(四)-----遇到问题-----cas server 源码部署tomcat运行报错ClassNotFoundException: org.jasig.cas.CasEnvironmentCo

    情况 cas单点登录 cas server 源码部署tomcat运行报错 把cas server的代码下载下来后使用gradle插件或者maven插件以及转化成eclipse·后导入发现部署到tomc ...

  7. tomcat项目启动报错java.lang.ClassCastException: org.apache.xerces.parsers.XML11Configuration……

    周一上班启动项目,报错如图: 看到网上说的原因,有jar包冲突造成的,我这里的是: 情况:console打印信息有多次连接数据库,但该项目只需要连接一个库.再仔细看,发现有其他项目的信息,打开tomc ...

  8. springboot项目启动报错Failed to configure a DataSource: 'url' attribute is not specified and no embedde

    springboot项目启动报错Failed to configure a DataSource: 'url' attribute is not specified and no embedde 创建 ...

  9. 部署到IIS报错：HTTP错误500.19，错误代码0x800700d

    title=部署到IIS报错:HTTP错误500.19,错误代码0x800700d.   用vs直接运行网站没问题,部署到IIS就报错,由此可知应该是IIS中不支持网站相关配置. 查找发现在web.c ...

随机推荐

  1. hexo 博客支持PWA和压缩博文

    目标网站 https://blog.rmiao.top/ PWA yarn add hexo-offline 然后在root config.yml里新增 # offline config passed ...

  2. C++——函数的调用

    调用前先声明函数: >>若函数定义在调用点之前,则无需另外声明 >>若函数定义在调用点之后,则需要在调用函数前按如下形式声明函数原型(原型声明) 类型标识符   被调用函数名( ...

  3. 为什么说http协议是无状态的？

    首先了解基本概念:什么是无状态,什么是无连接 无状态协议: 协议的状态是指下一次传输可以“记住”这次传输信息的能力. http是不会为了下一次连接而维护这次连接所传输的信息,为了保证服务器内存. 比如 ...

  4. MySQL计划任务(事件调度器)(Event Scheduler)[转]

    原文链接: http://www.cnblogs.com/c840136/articles/2388512.html MySQL5.1.x版本中引入了一项新特性EVENT,顾名思义就是事件.定时任务机 ...

  5. BZOJ 2055: 80人环游世界 [上下界费用流]

    2055: 80人环游世界 题意:n个点带权图,选出m条路径,每个点经过val[i]次,求最小花费 建图比较简单 s拆点限制流量m 一个点拆成两个,限制流量val[i],需要用上下界 图中有边的连边, ...

  6. BZOJ 4008: [HNOI2015]亚瑟王 [DP 概率 !!!]

    传送门 题意: $r$轮$n$张卡牌,每一轮依次考虑每张卡牌,$p_i$概率发动造成$d_i$伤害后结束本轮或者继续考虑下一张 每张卡牌发动过之后以后都会跳过 求$r$轮之后的期望伤害 看了一节课出题 ...

  7. HDU1005 找规律 or 循环点 or 矩阵快速幂

    http://acm.hdu.edu.cn/showproblem.php?pid=1005 1.一开始就注意到了n的数据范围 <=100 000 000,但是还是用普通的循环做的,自然TLE了 ...

  8. 四、正则表达式re模块

    什么是正则表达式 正则表达式,又称规则表达式,通常被用来检索.替换那些符合某个模式(规则)的文本. 正则表达式是对字符串操作的一种逻辑公式,就是用事先定义好的一些特定字符.及这些特定字符的组合,组成一 ...

  9. 在阿里云CentOS 7创建swap分区

    https://blog.tanteng.me/2016/03/aliyun-centos-7-swap/ Centos 系统swap虚拟内存添加与删除配置

  10. PHP执行Session与前端JS之间的关系

    <?php error_reporting(0); $path = './tmp/'; $sess_name = session_name(); echo $sess_name; $sess_i ...