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1. conda create -n R-Env -c r r-essentials source activate R-Env 2. 下面这个方法可以了的，但是注意mac要从terminal打开r运行第二步 https://irkernel.github.io/installation/#bina 阅读全文
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Add kernel python3 in jupyter http://ipython.readthedocs.io/en/stable/install/kernel_install.html After this, still can not use numpy, to install nump 阅读全文
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http://blog.sina.com.cn/s/blog_6babbcb801019njz.html 阅读全文
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a = np.arange(3) # a.shape = (3,) b = a.reshape((3,1)) # b.shape = (3,1) b2 = a.reshape((-1,1)) # b2.shape = (3,1) c = b.reshape((3,)) # c.shape = (3, 阅读全文
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% Placing a * after \section means it will not show in the% outline or table of contents.\section*{Summary} 阅读全文
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不在讲的部分隐形显示 http://tex.stackexchange.com/questions/28654/beamer-table-of-contents-display-all-subsections-below-section subsection逐个显示设置 http://tex.sta 阅读全文
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http://tex.stackexchange.com/questions/42619/x-mark-to-match-checkmark 阅读全文
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http://tex.stackexchange.com/questions/48036/how-to-represent-cross-and-tick-in-itemize-bullets 阅读全文
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https://support.microsoft.com/en-us/kb/973455 https://www.google.com.hk/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=0x80070001 https://suppo 阅读全文
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官方安装指南 https://github.com/yyuu/pyenv#homebrew-on-mac-os-x 注意： Rebuild the shim binaries. You should do this any time you install a new Python binary. 阅读全文