https://blog.mafr.de/2012/03/11/time-series-data-with-matplotlib/ https://machinelearningmastery.com/multivariate-time-series-forecasting-lstms-keras/ https://machinelearningmastery.com/time-series-data-visualization-with-python/ https://machinelearningmastery.com/time-series-prediction-lstm-recurrent-neural-networks-python-keras/ https://datamarket.com/data/set/22u3/international-airline-passengers-monthly-totals-in-thousands-jan-49-dec-60#!ds=22u3&display=line https://machinelearningmastery.com/time-series-forecasting-long-short-term-memory-network-python/ https://techreviewtips.blogspot.kr/2017/10/04-02.html http://sacko.tistory.com/category/Data%20Science/%ED%8C%8C%EC%9D%B4%EC%8D%AC%EC%9C%BC%EB%A1%9C%20%EB%8D%B0%EC%9D%B4%ED%84%B0%EB%B6%84%EC%84%9D%20%ED%95%98%EA%B8%B0 http://earthpy.org/pandas-basics.html https://datasciencelab.wordpress.com/2013/12/21/beautiful-plots-with-pandas-and-matplotlib/ https://www.digitalocean.com/community/tutorials/working-with-data-using-pandas-and-python-3 https://tomaugspurger.github.io/modern-6-visualization.html http://hamelg.blogspot.kr/2015/11/python-for-data-analysis-part-19.html http://pbpython.com/simple-graphing-pandas.html https://chrisalbon.com/python/data_wrangling/pandas_time_series_basics/ https://tryolabs.com/blog/2017/03/16/pandas-seaborn-a-guide-to-handle-visualize-data-elegantly/ http://nikgrozev.com/2015/12/27/pandas-in-jupyter-quickstart-and-useful-snippets/
sudo add-apt-repository ppa:libreoffice/ppa sudo apt update sudo apt install libreoffice
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