fengfeng_long的专栏

As the apple inc announced, the tab bar item should be 24x24 pixel. But it always seems not very clear if the size is 24x24. The solution is design icon with 48x48 pixel, using battery@2x.png.Also t

http://stormzhang.com/github/2016/05/25/learn-github-from-zero1/http://stormzhang.com/github/2016/05/26/learn-github-from-zero2/http://stormzhang.com/github/2016/05/30/learn-github-from-zero3/