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背景图 自定义显示body {background:url("bglogo.gif") repeat fixed!important;}#tycont_01 {width:171px; height:28px;background:url(../images/fl_bg_50.jpg) repea....
分类:其他好文   时间:2014-06-06 19:08:03    阅读次数:255
How to estimate the time required for a program.
Once an algorithm is given for a problem and decided to be correct, an important step is to determine how much in the way of resources,such as time or space, the algorithm will require.         ...
分类:其他好文   时间:2014-06-05 02:14:29    阅读次数:306
前端总结
1. CSS 样式兼容:1) 对Box解析的不一样: height:160px!important; height:200px; padding:5px;2) float闭合 添加一个新的div子元素 clear:both 父元素样式 overflow:auto;zoom:1; after伪类添加....
分类:其他好文   时间:2014-06-04 16:39:58    阅读次数:372
Apache CXF 3.0: CDI 1.1 Support as Alternative to Spring--reference
WithApache CXF 3.0just being released a couple of weeks ago, the project makes yet another important step to fulfill theJAX-RS 2.0specification requir...
分类:编程语言   时间:2014-06-03 15:38:44    阅读次数:507
Request Flow for Provisioning Instance in Openstack
One of the most important use-case in any cloud is provisioning a VM . In this article we shall do a walk through about an instance(VM) being provisio...
分类:其他好文   时间:2014-06-03 15:04:09    阅读次数:444
解决IE6、IE7、Firefox兼容最简单的CSS Hack
写三句代码来控制一个属性,区别Firefox,IE7,IE6: background:orange; *background:green !important; *background:blue; 说明:这段代码会使在Firefox中,背景呈橙色;IE7中为绿色;IE6中为蓝色。道...
分类:Web程序   时间:2014-05-30 22:12:39    阅读次数:341
css的!important规则对性能有影响吗
最近在做项目中发现很多CSS代码里面都使用!important去覆盖原有高优先级的样式。按照常理来说,越是灵活的东西,需要做的工作就会更多。所以想当然的认为像!important这样灵活、方便的规则如果用得多的话肯定会对性能有所影响。基于这种考虑,本来想把所有的这些样式通过提高优先级给去掉的。...
分类:Web程序   时间:2014-05-29 21:37:13    阅读次数:390
css important
!important是CSS1就定义的语法,作用是提高指定样式规则的应用优先权。语法格式{ cssRule !important },即写在定义的最后面,例如:box{color:red !important;}默认情况下,CSS规则按级层覆盖,例如在.CSS文件中的定义可以被style标签的定义覆...
分类:Web程序   时间:2014-05-29 18:08:51    阅读次数:303
HDU4430:Yukari's Birthday(二分)
Problem Description Today is Yukari's n-th birthday. Ran and Chen hold a celebration party for her. Now comes the most important part, birthday cake! But it's a big challenge for them to place n ca...
分类:其他好文   时间:2014-05-26 04:38:35    阅读次数:239
JavaScript Patterns 2.9 Coding Conventions
It’s important to establish and follow coding conventions—they make your code consistent, predictable, and much easier to read and understand. A new d...
分类:编程语言   时间:2014-05-25 18:49:35    阅读次数:316
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