R Markdown Flashcards

1
Q

echo = FALSE

A

This means the code that generates a chart for example, will not show up.

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2
Q

How do I hide the code that generates a visual?

A

echo = FALSE

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3
Q

How do I insert an R code chunk?

A

by typing the chunk delimiters

{r} and
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4
Q

by typing the chunk delimiters

{r} and
A

I can insert a code chunk in R Markdown

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5
Q

include = FALSE

A

prevents code and results from appearing in the finished file. R Markdown still runs the code in the chunk, and the results can be used by other chunks.

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6
Q

prevents code and results from appearing in the finished file. R Markdown still runs the code in the chunk, and the results can be used by other chunks.

A

include = FALSE

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7
Q

echo = FALSE

A

prevents code, but not the results from appearing in the finished file. This is a useful way to embed figures.

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8
Q

prevents code, but not the results from appearing in the finished file. This is a useful way to embed figures.

A

echo = FALSE

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9
Q

message = FALSE

A

prevents messages that are generated by code from appearing in the finished file.

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10
Q

prevents messages that are generated by code from appearing in the finished file.

A

message = FALSE

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11
Q

warning = FALSE

A

prevents warnings that are generated by code from appearing in the finished

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12
Q

prevents warnings that are generated by code from appearing in the finished

A

warning = FALSE

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13
Q

fig.cap = “…”

A

adds a caption to graphical results.

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14
Q

adds a caption to graphical results.

A

fig.cap = “…”

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15
Q

knitr::opts_chunk$set

A

To set global options that apply to every chunk in your file, call

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16
Q

To set global options that apply to every chunk in your file, call

A

knitr::opts_chunk$set

17
Q

Code results can be inserted directly into the text of a .Rmd file by enclosing the code with

18
Q

r

A

Code results can be inserted directly into the text of a .Rmd file by enclosing the code with

19
Q

R Markdown will always

A

display the results of inline code, but not the code

apply relevant text formatting to the results

20
Q

knitr::kable

A

If you prefer that data be displayed with additional formatting you can use

21
Q

If you prefer that data be displayed with additional formatting you can use

A

knitr::kable

22
Q

results=’asis’

A

chunk option. This is required to ensure that the raw table output isn’t processed further by knitr.

23
Q

chunk option. This is required to ensure that the raw table output isn’t processed further by knitr.

A

results=’asis’

24
Q

a set of markup annotations for plain text files. When you render your file, Pandoc transforms the marked up text into formatted text in your final file format

25
Pandoc
a set of markup annotations for plain text files. When you render your file, Pandoc transforms the marked up text into formatted text in your final file format
26
You can use Pandoc’s Markdown to make:
``` Headers Lists Links Images Block quotes Latex equations Horizontal rules Tables Footnotes Bibliographies and Citations Slide breaks Italicized text Bold text Superscripts Subscripts Strikethrough text ```