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Category Archives: Not Language
留言簿被别人测试挂马
一看就知道是被别人测试iframe挂马了,看来留言簿的代码还是有问题,没有把该过滤的东西过滤掉。putty到DH主机上看看MYSQL数据库里面的东西:
最早有问题的留言是:
<tr>
 [......]
Posted in Not Language, 编程相关
10 Comments
数据库之关系范式
很理论的一些东西,真让人头痛,没办法考试要考啊!看书本好长时间没理解了,在网上搜到了贴子如下,写得挺容易理解的,再结合下面给出的链接的文章差不多搞定了.
所谓范式,是关系型数据库关系模式规范化的标准,从规范化的宽松到严格,分别
为不同的范式,通[......]
Posted in Not Language, 编程相关
5 Comments
编程语言的一点看法
自从第二种编程语言诞生以来,有关语言的优劣的讨论就一直在继续,直到今天,你仍然可以在各种各样的新闻组、论坛、博客等地方看到对两种或者多种语言优劣的讨论,有的时候可以说是争论吧。
有的时候我也会觉得Java错误处理机制并不好,但仅仅是自己一点点看法,我并不会和任何一个人在任何地方去争论到底哪个语[......]
Posted in Not Language, 编程相关
4 Comments