摘要：
GSProgressView本人极不推荐使用drawRect的方式来绘制下载进度条，无论机器的性能怎么高，使用drawRect用于绘制图形都是低效的。A cute little circular progress view for iOS一款轻巧的显示圆形进度的的view，用于iOS开发Instal... 阅读全文
摘要：
NSRegexTesterThis is a very simple Mac OS X application that allows you to test regular expressions against sample text. It is based on the Mac OS SDK... 阅读全文