摘要：
最近用objective-c画图形，当时我就是想无论在Mac或Ｗindows平台中都存在绘图环境（并且graphics content都拥有图形环境状态堆栈）的概念,这种绘图模型是谁发明的，最早使用这种模式的是什么编程平台？终于找到最原始的出处：来自Adobe的postscript,我认为是在苹果成... 阅读全文
摘要：
Configuring the ViewportSafari on iOS displays webpages at a scale that works for most web content originally designed for the desktop. If these default settings don’t work for your webpages, it is highly recommended that you change the settings by configuring the viewport. You especially need to co 阅读全文