<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[rekey367的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/rekey367</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; rekey367]]></copyright><item><title><![CDATA[EL表达式List长度和数字计算]]></title><link>https://blog.youkuaiyun.com/rekey367/article/details/105398742</link><guid>https://blog.youkuaiyun.com/rekey367/article/details/105398742</guid><author>rekey367</author><pubDate>Wed, 08 Apr 2020 22:19:23 +0800</pubDate><description><![CDATA[取List长度：${fn:length(list)}
数字相除：&lt;fmt:formatNumber type=“number” value="${5/6}" maxFractionDigits=“0” pattern="#"/&gt;
四舍五入结果为1
pattern="#“表示一直以数字表示，默认情况下当超过3位数时会出现”,"分隔数字，如1,000

...]]></description><category></category></item><item><title><![CDATA[MYSQL复合主键表的创建]]></title><link>https://blog.youkuaiyun.com/rekey367/article/details/105275837</link><guid>https://blog.youkuaiyun.com/rekey367/article/details/105275837</guid><author>rekey367</author><pubDate>Thu, 02 Apr 2020 18:08:01 +0800</pubDate><description><![CDATA[类似服务器XX区创建角色编号
CREATE TABLE testDoubleKey (
area int(5) NOT NULL,
id int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (area,id)
) ENGINE=MYISAM DEFAULT CHARSET=utf8;
复合主键引擎必须是MYISAM

...]]></description><category></category></item><item><title><![CDATA[web错误代码ERR_BLOCKED_BY_RESPONSE]]></title><link>https://blog.youkuaiyun.com/rekey367/article/details/105271998</link><guid>https://blog.youkuaiyun.com/rekey367/article/details/105271998</guid><author>rekey367</author><pubDate>Thu, 02 Apr 2020 17:59:46 +0800</pubDate><description><![CDATA[net::ERR_BLOCKED_BY_RESPONSE
由于web服务不允许 iframe 引用，需要在 web服务中设置 X-Frame-Options
HttpServletResponse response.setHeader(“x-frame-options”, “DENY”);
设置有3种参数
DENY
表示该页面不允许在 frame 中展示，即便是在相同域名的页面中嵌套也不允许。
S...]]></description><category></category></item></channel></rss>