代码改变世界

随笔档案-2010年12月

CSS2.1 盒模型

2010-12-28 18:17 by 子冬, 344 阅读, 收藏,
摘要: 8 Box model盒模型8.1 Box dimensions 盒子的大小Each box has a content area (e.g., text, an image, etc.) and optional surrounding padding, border, and margin areas; the size of each area is specified by properties defined below. The following diagram shows how these areas relate and the terminology used to re 阅读全文

CSS2.1 媒体类型

2010-12-24 18:21 by 子冬, 395 阅读, 收藏,
摘要: 7 Media types媒体类型 7.1 Introduction to media types 介绍媒体类型 One of the most important features of style sheets is that they specify how a document is to be presented on different media: on the screen, on paper, with a speech synthesizer, with a braille device, etc. 样式表的一个重要特性是其指定了在不同的媒体上一个文档如何呈现:例如在屏幕上 阅读全文

CSS2.1 设定属性值,级联和继承

2010-12-23 18:29 by 子冬, 352 阅读, 收藏,
摘要: 6 Assigning property values, Cascading, and Inheritance 设定属性值,级联和继承 6.1 Specified, computed, and actual values 指定值,计算值和真实值 Once a user agent has parsed a document and constructed a document tree, it must assign, for every element in the tree, a value to every property that applies to the target medi 阅读全文

CSS2.1 选择器

2010-12-20 11:01 by 子冬, 577 阅读, 收藏,
摘要: 5 Selectors选择器 5.1 Pattern matching 匹配模式 In CSS, pattern matching rules determine which style rules apply to elements in the document tree. These patterns, called selectors, may range from simple element names to rich contextual patterns. If all conditions in the pattern are true for a certain eleme 阅读全文

2010 web性能和运维大会

2010-12-10 10:45 by 子冬, 227 阅读, 收藏,
摘要: O'Reilly 一直致力于帮助大家构建更出色的互联网。由 O'Reilly 和淘宝网合办的 O'Reilly Velocity China 2010 即是出于这样目标的会议,今年的主题是“与生俱来地快”。 网络公司无论规模大小都面对着同样的挑战──页面必须快,基础架构必须伸缩自如,网站和服务必须稳定可靠,还不能让团队手忙脚乱。O'Reilly Velocity 就是寻找答案最好的地方。在这里你可以向同行学习,和专家交换想法,分享和获得有关 Web 性能和运维的最佳实践和经验教训。 本次 Velocity 中国大会精英云集,会议主席 Steve Souders 阅读全文