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springmvc controller默认是单例
方法请求 AbstractHandlerMethodMapping 路径都放在这里 private final MultiValueMap<String, T> urlMap = new LinkedMultiValueMap<String, T>(); AbstractUrlHandlerMapping

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生成钥匙 导出 密码是changeit

mysql配置主从

to begin
掩码255.255.255.0不能写错了 vi /etc/sysconfig/network-scripts/ifcfg-eth0 网关 vi /etc/sysconfig/network dns vi /etc/resolv.conf service network restart
bootstrap-datepicker中set方法是用来改变input值得 需要自己添加触发change方法 case 'td': if (target.is('.day') && !target.is('.disabled')){ var day = parseInt(target.text(), 10)||1; var month = this.viewDate.getMonth(); if (target.is('.old')) { month -= 1; } else if ...
xml Jaxb2RootElementHttpMessageConverter 返回结果对象中加上注解 @XmlRootElement 以及@XmlSeeAlso(泛型中需要的类) 才不会报 。。。。nor any of its super class is known to this contex的错
redis-cli -p 6379 config get requirepass config set requirepass 123456 auth 123456 以上只是临时的做法 永久的的做法则是 修改redis.conf # requirepass foobared去掉注释,foobared改为自己的密码,我在这里改为123456 requirepass 123456 pttl 剩余时间 毫秒 flushall
maven配置 <dependency> <groupId>redis.clients</groupId> <artifactId>jedis</artifactId> <version>${lib.jedis.version}</version> </dependency>

安装nginx

下载 tar ./configure ( 安装Nginx时报错 ./configure: error: the HTTP rewrite module requires the PCRE library. 安装pcre-devel解决问题 yum -y install pcre-devel ) make && make install 默认安装到 /usr/local/nginx  启动 /usr/local/nginx/sbin/nginx  关闭nginx pkill -9 nginx 跳转 server {     listen 80;     se ...

安装redis

http://redis.io/download 下载 或者 wget http://redis.googlecode.com/files/redis-2.2.12.tar.gz mkdir /usr/redis cp /home/data/reids* /usr/redis cd /usr/redis tar -zxvf XXXX cd XXXX make make test ( 也许没有cc yum install gcc* ) ( make MALLOC=libc ) ( 可能需要安装tcl wget http://downloads.sourceforge.net/tcl/t ...

mysql 字符集

show variables like '%char%';  vi /etc/my.cnf 这个地方是gbk 你的终端都是gbk的 不然中文显示不了 [client] default-character-set=gbk [mysqld] datadir=/var/lib/mysql socket=/var/lib/mysql/mysql.sock user=mysql # Disabling symbolic-links is recommended to prevent assorted security risks symbolic-links=0 character-set-serv ...

mysql的安装

yum list mysql* 发现没有最新的 (那么先删除已经安装的 yum remove mysql mysql-* ) wget http://dev.mysql.com/get/mysql-community-release-el6-5.noarch.rpm yum localinstall -y mysql-community-release-el6-5.noarch.rpm yum list mysql*这时就可以了 安装mysql 服务器端:           yum install mysql-server           yum install mysql- ...
异常在哪里处理的呢 DispatcherServlet : processHandlerException 中 默认的处理器 HandlerExceptionResolverComposite 其中有三个resolver 在WebMvcConfigurationSupport中添加 /** * A method available to subclasses for adding default {@link HandlerExceptionResolver}s. * <p>Adds the following exception resolvers: ...
#springMessage("code") #springMessageText("code", defaultMessage)
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