r-markdown

问题 I am writing a report using knitr in RStudio. Also using the psych package for factor analysis: ```{r, results='asis'} library(psych) data(Thurstone) fa.Thurstone<-fa(Thurstone) fa2latex(fa.Thurstone) ``` When I run this code chunk it causes an error: ! LaTeX Error: Unknown float option `d'. See the LaTeX manual or LaTeX Companion for explanation. Type H <return> for immediate help. ... l.124 \begin{scriptsize} \begin{table}[htdp] pandoc: Error producing PDF from TeX source Error: pandoc

问题 I am unable to compile PDF using RMarkdown, the waffle package, and glyphs It doesn't matter if I use the TIKZ device or PDF rendering. The document compiles without a problem to HTML. The only work around I can think of right now is to create SVG graphic with the HTML compiler, then to reference those files in my intermediate .TEX file. Notice that if you simply run the code below the line that says, " ## ---- waffle_figure ---- ". It should create the chart given that you've previously

问题 In RStudio rmarkdown equation symbols not reproduced in Word. When I click Knit Word this "$A = \pi*r^{2}$" becomes this in the Word doc "? = ? * ?^2" no problem with html, pdf 来源： https://stackoverflow.com/questions/26719753/rmarkdown-equation-in-word-non-numbers-are-question-marks

问题 I want to display two charts with the rCharts package, one next to the other, more or less like the two pies are displayed in this link: http://nvd3.org/examples/pie.html I have a partial solution using <iframe> , but the solution has three problems: It is too case specific Including controls becomes a complicated task It does not look too nice Minimum working example: --- title: "Example" output: html_document --- ```{r rcht, message=FALSE, echo=FALSE, results='asis'} library(rCharts) df<

问题 Consider this simple example: --- title: "Untitled" output: ioslides_presentation --- ```{r setup, include=FALSE} knitr::opts_chunk$set(echo = FALSE) ``` ## Slide with R Output ```{r t, warning=FALSE, message=FALSE} library(knitr) library(kableExtra) library(dplyr) for(threshold in c(20, 25)) { cars %>% filter(dist < threshold) %>% kable('html') %>% kable_styling(bootstrap_options = "striped") } ``` Here I simply want to print each output of the for loop into a different slide. In this

问题 Is it possible to change the bullet colors in Xaringan presentation? The text should have a different color. I have not find any option in xaringanthemer package neither going through the css file. I could not find any information remark.js documentation. 回答1: You can change the bullet point colour by adding a custom CSS to the YAML header of your Xaringan presentation. Following is a fully reproducible minimal example. Markdown file title: "Example" author: "Author" date: "`r Sys.Date()`"

问题 I am using RStudio version 0.98.501, R version 3.0.2 on Windows 7. I have following code written in a .Rmd file: --- title: "Sample Document" output: html_document: toc: true theme: united --- Title ======================================================== This is an R Markdown document. Markdown is a simple formatting syntax for authoring web pages (click the **Help** toolbar button for more details on using R Markdown). When you click the **Knit HTML** button a web page will be generated

问题 New to markdown and knit, so... In RStudio, this markdown code does well ## 'r': razão entre opções ```{r} round(apply(rst0[,c('rstQ','rstV','rstMkt','rstMkt2','rstAntiMkt')],2,mean),3) ``` rstQ rstV rstMkt rstMkt2 rstAntiMkt 81.408 111.098 0.012 0.007 0.005 But when I click knit button, I get error: Line 20 Error in apply(rst0[,c('rstQ','rstV','rstMkt','rstMkt2','rstAntiMkt')], : object 'rst0' not found Calls: <Anonimous> ... withCallingHandlers -> withVisible -> eval -> eval -> apply But

问题 In a snippet of code below from my RMarkdown \ flexdashboard code with shiny , I need to modify the choices for the second selectInput() function, based on the selection made at the first selectInput() function. selectInput('theme', 'Select theme:', choices = c(dtThemes$Theme %>% unique())) selectInput('question', 'Select Question:', choices = c(dtQuestions$Question %>% unique())) # This works #choices = strQuestions) # This does not work strQuestions <- reactive({ nQuestions <- dtThemes

问题 I am working on a project with two separate .Rmd files that are part of the same project. One file contains text and equations mainly and the other file contains figures/plots. Is it possible to cross-reference the figures from the second file into the first .Rmd file? File_1.Rmd The following formula has revolutionized the car manufacturing industry. It predicts the mileage per gallon of a car based on its weight. $$ mpg = f(wt) $$ The formula is illustrated in Figure \@ref(fig:File_2.Rmd