在Xcode怎么在文本框等弹出泡泡提示，人性化提示等。好不容易找到的，非常有价值哦，呵呵,In Xcode, how to text boxes and other pop-up bubble tips, user-friendly prompts. Not easy to find, and very valuable Oh, He He

关于UCOS-II的一段程序,还不错.计划死亡也瑞哦而队伍恢复科技热饿个发布会他瑞哦热狗污染热.-Section on the UCOS-II program, quite good. Oh, and the Swedish death are planned to restore the ranks of science and technology conference, he was a hot-hungry, pollution-rui oh hot dog.

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对于新手而言，他是学习objective_c的好资料。-For starters, he is learning objective_c good information.