Causedby:org.springframework.beans.factory.BeanCreationException:Errorcreatingbeanwithname'sessionFactory'definedinServletContextresource[/WEB-INF/classes/appli...

题目来源: http://community.topcoder.com/tc?module=ProblemDetail&rd=15497&pm=12521这个问题要注意的就是只需要直接将参数ratings中字符串连接起来就可以,不用在每个元素后面加空格.我开始就以为每个元素连接的时候在后面要加...

 Internet组管理协议称为IGMP协议（InternetGroupManagementProtocol），是因特网协议家族中的一个组播协议。该协议运行在主机和组播路由器之间。IGMP协议共有三个版本，即IGMPv1、v2和v3。主机IP软件需要进行组播扩展，才能使主机能够在本地收发组播分组。但仅靠这一点...

 点击报错信息中的app，按照提示，修改compile为 implementation再次同步即可 结果 ...

今天调试微信分享的时候，配置参数时一直提示config:invalidurldomain，网上找了一下，都说是appId和域名没有绑定。仔细看了下，有绑定没错。又猜测是不是二级域名的问题，因为是测试号所以不需要备案，也排除。 最后发现配置接口安全域名是不需要http://的，微信这也是够坑的。。转自：http...

 classSolution(object):defreverse(self,x):""":typex:int:rtype:int"""p=abs(x)rev=int(str(p)[::-1])if(x<0):if((-rev)<pow(-2,31)):return0else:return-(re...

 [root@localhost~]#ifconfig-bash:ifconfig:commandnotfound 输入ipaddr确认IP地址是否设置正常，设置好如下所示，如果没有获取到IP地址则设置一个即可。 确认ifconfig命令是否未安装 ls/sbin|grepifc...

 fromseleniumimportwebdriveroptions=webdriver.ChromeOptions()options.add_experimental_option("excludeSwitches",["ignore-certificate-errors"])driver=webdriv...

 sudoapt-getinstallros-indigo-map-server ...

 CMakeWarningat/opt/ros/indigo/share/catkin/cmake/catkinConfig.cmake:76(find_package):Couldnotfindapackageconfigurationfileprovidedby"camera_info_manager"w...

 CMakeWarningat/opt/ros/indigo/share/catkin/cmake/catkinConfig.cmake:76(find_package):Couldnotfindapackageconfigurationfileprovidedby"pcl_ros"withanyofthef...

 CMakeWarningat/opt/ros/indigo/share/catkin/cmake/catkinConfig.cmake:76(find_package):Couldnotfindapackageconfigurationfileprovidedby"pcl_conversions"witha...

 CMakeWarningat/opt/ros/indigo/share/catkin/cmake/catkinConfig.cmake:76(find_package):Couldnotfindapackageconfigurationfileprovidedby"map_msgs"withanyofthe...

 --Usingthesemessagegenerators:gencpp;genlisp;genpyCMakeWarningat/opt/ros/indigo/share/catkin/cmake/catkinConfig.cmake:76(find_package):Couldnotfindapackag...

 CMakeWarningat/opt/ros/indigo/share/catkin/cmake/catkinConfig.cmake:76(find_package):Couldnotfindapackageconfigurationfileprovidedby"filters"withanyofthef...