Chapter 27 Controlling Animations1. The simplest block-based animation method on UIView is animateWithDuration:animations:. This method takes in the d...
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其他好文 时间:
2014-10-06 16:23:10
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185
RBAC(Role-Based Access Control,基于角色的訪问控制),就是用户通过角色与权限进行关联。简单地说,一个用户拥有若干角色,每个角色拥有若干权限。这样,就构造成“用户-角色-权限”的授权模型。在这样的模型中,用户与角色之间,角色与权限之间,一般者是多对多的关系。(例如以下图)...
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其他好文 时间:
2014-10-04 11:03:36
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157
This paper provides an overview and some conclusions from the HOUSING datasets disposed by the classical algorithms Kmeans and Hierarchical clustering. The total process of the project is divided into five parts including data preprocessing, selecting the ...
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其他好文 时间:
2014-10-03 13:14:24
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141
转自:http://blog.csdn.net/testing_is_believing/article/details/5274188于WEB协议,LoadRunner支持3种模式的录制:GUI-based、HTML based和URLbased,这篇文章对比了一下URL和HTML模式:http:...
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Web程序 时间:
2014-10-01 17:35:41
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257
Android uses a file system that's similar to disk-based file systems on other platforms. This lesson describes how to work with the Android file system to read and write files with the FileAPIs....
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其他好文 时间:
2014-10-01 02:01:01
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339
对于很多初学者来说,肯定希望自己尝试不用傻瓜的“Single View Application”模板创建一个含有View的窗口,而是希望能从零开始,先建一个空的框架,然后逐渐向里面添加View。但遗憾的是 XCODE4.6既没有在开始向导中包含4.0版本的“Window-Based Application”选项,也没有直接添加UIViewController subclass模板的选项,所以在很多...
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移动开发 时间:
2014-09-30 09:59:52
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253
WINDOWS下查看的方法:方法一、在开始→运行中输入“winver”,如果您的系统是64位的,会明确标示出“x64 edition”。方法二、(推荐)在cmd窗口中输入systeminfo回车,显示出系统详细信息,其中观察系统类型一项,标明是x86 based pc,即:系统类型: X86-bas...
【荐】纯CSS实现漂亮圆角阴影边框_潜水射流曝气机 Custom box with no width restrictions. Height restriction is based on the amount of content.textLorem ipsum dolor sit...
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Web程序 时间:
2014-09-26 14:18:58
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257
一。thread-per-connectionThe thread-per-connection approach uses an exclusive worker thread foreach connection. Within the handling loop, a worker threa...
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其他好文 时间:
2014-09-25 21:51:07
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185
> Log4j 2 contains next-generation Asynchronous Loggers based on the LMAX Disruptor library. In multi-threaded scenarios Asynchronous Loggers have 18 times higher throughput and orders of magnitude...
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其他好文 时间:
2014-09-25 20:59:18
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203