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+# R and R Markdown
+
+## Installing packages
+
+In R shell:
+
+    install.packages(<package name>)
+
+## Include a file
+
+    source('<filename>')
+
+## Compiling R Markdown
+
+    require(rmarkdown)
+    render('<filename>') # defaults to HTML
+    render('<filename>' output_format='pdf_document')
+
+## R Markdown
+
+Run R code:
+
+    ```{r}
+    <code>
+    ```
+
+Run code but don't show code block:
+
+    ```{r, echo = False}
+    <code>
+    ```