R markdown

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# R markdown
### 2018-03-21

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# R markdown

*Author PDF, Word files, slides and more*

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# Why use it?

### communicating

### collaborating

### environment

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# What is it?

## rmarkdown -> knitr -> markdown -> pandoc -> ...

## A minimal example (minimal.Rmd)

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# Examples

- These slides!

- Smaller processing tasks (short-example.Rmd)
 
 - Larger more involved reports (e.g. tech reports / thesis / publications) containing charts, tables, references
 
 - Interactive reports https://github.com/LCisannoyed/ShinyExample
 
 - Websites https://markdly.github.io/arc/
 
 - ...

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# Shiny

https://edmeasurement.shinyapps.io/dashboard/

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# Content examples

Adapted or taken from [**xaringan**](https://github.com/yihui/xaringan) default template

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# Math Expressions

You can use LaTeX for things like math expressions.  For example, this code:

```
$$\bar{X}=\frac{1}{n}\sum_{i=1}^nX_i$$
```

Once rendered will display like this

`$$\bar{X}=\frac{1}{n}\sum_{i=1}^nX_i$$`

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# R Code

```r
set.seed(123)
sample(LETTERS, 5)
```

```
# [1] "H" "T" "J" "U" "W"
```

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# R Plots

```r
plot(cars)
```

![](week03-slides_files/figure-html/cars-1.svg)

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# Tables you can navigate

```r
DT::datatable(
  head(iris, 10),
  fillContainer = FALSE, options = list(pageLength = 5)
)
```

<div id="htmlwidget-aa186246d072cfcfcb70" style="width:100%;height:auto;" class="datatables html-widget"></div>
<script type="application/json" data-for="htmlwidget-aa186246d072cfcfcb70">{"x":{"filter":"none","fillContainer":false,"data":[["1","2","3","4","5","6","7","8","9","10"],[5.1,4.9,4.7,4.6,5,5.4,4.6,5,4.4,4.9],[3.5,3,3.2,3.1,3.6,3.9,3.4,3.4,2.9,3.1],[1.4,1.4,1.3,1.5,1.4,1.7,1.4,1.5,1.4,1.5],[0.2,0.2,0.2,0.2,0.2,0.4,0.3,0.2,0.2,0.1],["setosa","setosa","setosa","setosa","setosa","setosa","setosa","setosa","setosa","setosa"]],"container":"<table class=\"display\">\n  <thead>\n    <tr>\n      <th> <\/th>\n      <th>Sepal.Length<\/th>\n      <th>Sepal.Width<\/th>\n      <th>Petal.Length<\/th>\n      <th>Petal.Width<\/th>\n      <th>Species<\/th>\n    <\/tr>\n  <\/thead>\n<\/table>","options":{"pageLength":5,"columnDefs":[{"className":"dt-right","targets":[1,2,3,4]},{"orderable":false,"targets":0}],"order":[],"autoWidth":false,"orderClasses":false,"lengthMenu":[5,10,25,50,100]}},"evals":[],"jsHooks":[]}</script>

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# References

Slides created via the R package [**xaringan**](https://github.com/yihui/xaringan).

Under the hood [remark.js](https://remarkjs.com), [**knitr**](http://yihui.name/knitr), and [R Markdown](https://rmarkdown.rstudio.com).