Daily Code Notes

Nov. 2018

Nov. 15

1. Insert picture to markdown.

   1 2	 

2. Tasks in markdown.

   1 2	- [ ] task to do - [x] task done

3. Add two plots in one graph.

   1 2 3

   plot() par(new = TRUE) plot()

Nov. 16

1. Add MathJax in order to compile $\LaTeX$ in markdown. Add the following script to the _includes/head.html

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   <script type="text/x-mathjax-config"> MathJax.Hub.Config({ tex2jax: { skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'], inlineMath: [['$','$']] } }); </script> <script src="https://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML" type="text/javascript"></script>

2. Align two pictures in one row in markdown. Do remember to insert a blank line above and below the code.

   1	 | 

Nov. 17

1. Merge two data frames in R

   1	merge(x, y, by = "ID", all.x = TRUE, all.y = TRUE)