IT修真院·坑乎 | Java(后端),CSS(前端),JavaScript(前端),PM(产品经理),UI(交互设计),QA(测试),Android(安卓APP),iOS(苹果APP),OP(运维),Python(后端)日常在线问答学习平台

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在利用jemter进行登陆测试的时候怎么传递cookie

0

1

压测

class="cursor-pointer"> 详细描述

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找不到指定的studentMapper类

0

1

mybatis

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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jetty容器出错

2

1

jetty/tomcat

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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如何使用c标签来实现html中div的循环输出以达到动态页面的目的

2

1

JSP

class="cursor-pointer"> 详细描述

在做任務的時候一開始我們拿到的是一個很多重複代碼的前端頁面，我們可以通過C標簽來減少這些重複的代碼，但是有的時候在錯誤的DIV位置使用C標簽會導致頁面十分混亂，這就需要我們判斷正確的DIV位置來插入C標簽

c:foreach中嵌套c:if来达到循环和判断的
<c:forEach items="${jobListtype}" var="jobtype" varStatus="st" >

<div class="container">
        <div id="${jobtype.type}" class="row col-12 qianduankaifafangxiang">
        <%--前端开发方向--%>
            ${jobtype.type}方向
    </div>
</div>
<div class="container">

<div class="zhiweiliebiaopart1">
                <img class="people" src="${job.image}">
                <div class="zhiweiliebiaopart1-1">
                    <div><strong>${job.name}</strong></div>
                    <div class="font-size10 ">${job.introduction}</div>
                </div>
            </div>
            <div class="easy-father">
                <div class="easy">
                    门槛
                    <img src="<%=request.getContextPath()%>/image/职位列表_07.png">
                </div>
                <div class="easy">
                    难易程度
                    <img src="<%=request.getContextPath()%>/image/职位列表_07.png">
                    <img src="<%=request.getContextPath()%>/image/职位列表_07.png">
                </div>
            </div>
            <div class="easy-father">
                <div class="easy1">
                    成长周期1-3年
                </div>
                <div class="easy">
                    稀缺程度${job.need}家公司需要
                </div>
            </div>

<div class="easy-father">
                <div class="cash">薪资待遇</div>
                <div class="border">
                    <div>0-1年     5k-10k</div>
                    <div class="border-topbottom">1-3年     10k-20k</div>
                    <div>1-3年     10k-20k</div>
                </div>
            </div>
            <div class="border1">有${job.totals}人正在学</div>
            <div class="border1">${job.prompt}</div>
            <div class="coverios">
                <div class="h4">IOS开发</div>
                iOS是由苹果公司开发的移动操作统，iOS与苹果的Mac OS X操作系统一样，也是以Darwin为基础的， 因此同样属于类Unix的商业操作系统。国内iOS开发起步相对较晚，人才培养机制更是远远跟不上市场发展速度。 有限的iOS开发人才成了国内企业必争的资源。国内iOS开发起步相对较晚，人才培养机制更是远远跟不上市场发展速度。 有限的iOS开发人才成了国内企业必争的资源。
            </div>
        </div>
        <div class="col-lg-1 col-sm-2"></div>
        </c:if>
        </c:forEach>
    </div>
</div>
</c:forEach>
</body>
</html>效果

class="cursor-pointer"> 错误截图

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切记不要把应该写在布局模板里的语句写到单个jsp页面中

0

1

tiles

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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为什么使用tiles框架会报404的错误

1

tiles

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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写好邮件、短信接口后，在原来的基础上新增迁移图片功能报没法加载邮件的映射文件

1

第三方API调用

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

    <!--阿里云邮件属性注入-->
    <bean id="eMailUtil" class="com.utils.EMailUtil" >
        <property name="accessKeyId" value="LTAI2TGWKVTWNgdn"/>
        <property name="accessKeySecret" value="wrYXWEhkr8MjnNZ1E2WJHthZvXRfAY"/>
        <property name="address" value="zxzctask07@test0506.zxzc.top"/>
        <property name="sender" value="zxzc"/>
        <property name="tagName" value="zxzcemail"/>
        <property name="subject" value="邮件验证模板"/>
    </bean>

2018-09-07 09:30:19,123 [WARN] Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'eMailUtil' defined in file [C:\JAVADEMO\task5\target\task0406-1.0-SNAPSHOT\WEB-INF\classes\spring-account.xml]: Instantiation of bean failed; nested exception is java.lang.NoClassDefFoundError: Could not initialize class com.utils.EMailUtil
2018-09-07 09:30:19,123 [DEBUG] Destroying singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@4ed1d7df: defining beans [msmUtil,eMailUtil,AliyunPhoteUploadUtil,upLoadQiniuyun,qiniuyunPhoteUploadUtil,emailUtilsByAliyun,multipartResolver,mvcContentNegotiationManager,org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping,mvcCorsConfigurations,org.springframework.format.support.FormattingConversionServiceFactoryBean#0,org.springframework.validation.beanvalidation.OptionalValidatorFactoryBean#0,org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter,mvcUriComponentsContributor,org.springframework.web.servlet.handler.MappedInterceptor#0,org.springframework.web.servlet.mvc.method.annotation.ExceptionHandlerExceptionResolver#0,org.springframework.web.servlet.mvc.annotation.ResponseStatusExceptionResolver#0,org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolver#0,org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping,org.springframework.web.servlet.mvc.HttpRequestHandlerAdapter,org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter,mvcHandlerMappingIntrospector,org.springframework.web.servlet.resource.DefaultServletHttpRequestHandler#0,org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#0,userController,userController_t11,verification,org.springframework.context.annotation.internalConfigurationAnnotationProcessor,org.springframework.context.annotation.internalAutowiredAnnotationProcessor,org.springframework.context.annotation.internalRequiredAnnotationProcessor,org.springframework.context.annotation.internalCommonAnnotationProcessor,org.springframework.context.event.internalEventListenerProcessor,org.springframework.context.event.internalEventListenerFactory,viewResolver,tilesConfigurer,org.springframework.web.servlet.view.InternalResourceViewResolver#0,org.springframework.web.servlet.handler.MappedInterceptor#1,UserServiceImpl,userServiceImpl_t11,org.springframework.context.support.PropertySourcesPlaceholderConfigurer#0,dataSource,sqlSessionFactory,org.mybatis.spring.mapper.MapperScannerConfigurer#0,transactionManager,org.springframework.beans.factory.config.PropertyPlaceholderConfigurer#0,jedisConfig,connectionFactory,redisTemplate,userMapper,userMapper_t11]; root of factory hierarchy
2018-09-07 09:30:19,128 [ERROR] Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'eMailUtil' defined in file [C:\JAVADEMO\task5\target\task0406-1.0-SNAPSHOT\WEB-INF\classes\spring-account.xml]: Instantiation of bean failed; nested exception is java.lang.NoClassDefFoundError: Could not initialize class com.utils.EMailUtil
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1155)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1099)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:513)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:483)
	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:761)
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:867)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
	at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:668)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:634)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:682)
	at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:553)
	at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:494)
	at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:171)
	at javax.servlet.GenericServlet.init(GenericServlet.java:158)
	at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1144)
	at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1091)
	at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:773)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:133)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:800)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:806)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.NoClassDefFoundError: Could not initialize class com.utils.EMailUtil
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:142)
	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:89)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1147)
	... 37 more

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动静分离后静态，后静态资源无法访问

2

1

Nginx

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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memcached配置问题

0

1

memcache

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:mvc="http://www.springframework.org/schema/mvc"
      xmlns:context="http://www.springframework.org/schema/context"
      xmlns:tx="http://www.springframework.org/schema/tx" xmlns:task="http://www.springframework.org/schema/task"
      xmlns:aop="http://www.springframework.org/schema/aop"
      xsi:schemaLocation="
       http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.1.xsd
       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
       http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd
     http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.1.xsd
     http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-3.1.xsd
      http://www.springframework.org/schema/aop
       http://www.springframework.org/schema/aop/spring-aop-3.0.xsd ">
   <!-- properties config   -->
   <bean class="org.springframework.beans.factory.config.PreferencesPlaceholderConfigurer">
       <property name="order" value="1"/>
       <property name="ignoreUnresolvablePlaceholders" value="true"/>
       <property name="locations">
           <list>
               <value>classpath:memcached.properties</value>
           </list>
       </property>
   </bean>
   <!--Memcached配置-->
   <!--
      枚举类型要想注入到类中，一定要先使用org.springframework.beans.factory.config.FieldRetrievingFactoryBean类将枚举类型进行转换
      将DefaultHashAlgorithm.KETAMA_HASH转换为KETAMA_HASH这个bean，
      然后在要注入的bean中使用<property name="hashAlg" ref="KETAMA_HASH" />引用即可。-->
<bean id="memCachedPool" class="com.danga.MemCached.SockIOPool"  factory-method="getInstance" init-method="initialize" destroy-method="shutDown">
   <constructor-arg>
       <value>memCachedPool</value>
   </constructor-arg>
   <property name="servers">
   <!-- ${memcached.server} -->
   <list>
       <value>${memcached.server}:${memcached.port1}</value>
   </list>
</property>
   <property name="initConn">
       <value>${memcached.initConn}</value>
   </property>
   <property name="minConn">
       <value>${memcached.minConn}</value>
   </property>
   <property name="maxConn">
       <value>${memcached.maxConn}</value>
   </property>
   <property name="maintSleep">
       <value>${memcached.mainSleep}</value>
   </property>
   <property name="nagle">
       <value>${memcached.nagle}</value>
   </property>
   <property name="socketTO">
       <value>${memcached.socketTO}</value>
   </property>
</bean>
   <bean id="memCachedClient" >
   <constructor-arg>
       <value>memCachedPool</value>
   </constructor-arg>
</bean>
</beans>

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上传图片的的时候提交表单老是跳转页面？

1

图片上传

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 源码

   <form method="POST" action="upload" enctype="multipart/form-data">
        名字 <input type="text" name="user"></input>
        头像 <input type="file" name="file"></input>
        <input type="submit" id="_submit" value="提交"></input>
   </form>