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CSS魔法堂:选择器及其优先级
一、前言 首先看看一道阿里这期网申的题目吧!1.找出下面优先级相同的选择器 A. img.thumb:after B.[data-job="frontend"]::first-letter C. #main::before D. [...
分类:Web程序   时间:2014-09-01 14:00:03    阅读次数:255
Codeforces #264 (Div. 2) D. Gargari and Permutations
Gargari got bored to play with the bishops and now, after solving the problem about them, he is trying to do math homework. In a math book he have found k permutations. Each of them consists of numbe...
分类:其他好文   时间:2014-09-01 00:28:22    阅读次数:328
Cacti ERROR: Expected some arguments after 'COMMENT:'
今天导入了一个主机模板,然后应用到device上,却没有出图,于是查看其rrdtoolgraph语句,看是否有问题,果然,这里有一个错误。AREA:cdefe#B90054FF:‘Outbound‘GPRINT:cdeff:LAST:‘Last\:%8.2lf%s‘GPRINT:cdeff:AVERAGE:‘Avg\:%8.2lf%s‘GPRINT:cdeff:MAX:‘Max\:%8.2lf%s..
分类:其他好文   时间:2014-08-31 10:35:11    阅读次数:953
简单相册的实现
- (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view. self.view.backgroundColor = [UIColor whiteColor]; UIScrollView *scrollView = [[UIScrollVie...
分类:其他好文   时间:2014-08-31 09:18:51    阅读次数:259
Remove Nth Node From End of List
Given a linked list, remove the nth node from the end of list and return its head. For example, Given linked list: 1->2->3->4->5, and n = 2. After removing the second node from the end, the...
分类:其他好文   时间:2014-08-30 08:49:59    阅读次数:210
LA3700 Interesting Yang Hui Triangle(Lucas定理)
Harry is a Junior middle student. He is very interested in the story told by his mathematics teacher about the Yang Hui triangle in the class yesterday. After class he wrote the following numbers to s...
分类:其他好文   时间:2014-08-29 14:42:38    阅读次数:275
利用伪元素:after清除浮动
让页面呈现多列布局时经常会使用 float:left/right ,可是浮动布局会导致父元素的高度为0(未设置高度的情况下),不会根据子元素的高度而变化,另外,后面不需要浮动想在下一行显示的标签出现在浮动元素的后面。#content{background:#000;}.left{width:100p...
分类:其他好文   时间:2014-08-29 12:52:07    阅读次数:279
mysql sleep进程过多,应用级配置
framework.utils.MySQLDialect false true after_transaction
分类:数据库   时间:2014-08-29 10:54:17    阅读次数:204
Can we Allow goods issue after TECO of production order
Dear all,i have one production order which is technicaly completed. But i want to do material issue as material reservation is pending for that order....
分类:其他好文   时间:2014-08-29 09:26:27    阅读次数:184
iOS常见的延时执行有2种方式
调用NSObject的方法[selfperformSelector:@selector(run)withObject:nilafterDelay:2.0];// 2秒后再调用self的run方法使用GCD函数dispatch_after(dispatch_time(DISPATCH_TIME_NOW...
分类:移动开发   时间:2014-08-28 22:39:56    阅读次数:274
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