Rmd: Personal Front Matter & Chunks

personal-frontmatter--generic-first-chunks.Rmd

---
title: "-"
author: "Knut Behrends, `r lubridate::year(lubridate::now())`"
summary: ""
date: '`r paste0("2022 / updated ", Sys.Date())`' 
output:
  html_document:
    # CSS file must exist for knit() to succeed
    # styles.css: img { width:150%; }
    # css: styles.css
    theme: cerulean
    toc: true
    toc_float: false
    toc_depth: 4
    code_folding: hide
params:
  data: "somevalue"
  infile: "myinfile.csv"
  printcode: "TRUE"
# see also "Knit with parameters" GUI option in Rstudio
---


# H1

## Setup

### Document Rendering

(Detailed document rendering options not shown)

```{r setup, include=FALSE}
library(knitr)
opts_knit$set(sql.max.print = NA) # specify max.print in chunks
opts_chunk$set(cache = FALSE, warning = FALSE, message = FALSE, eval = TRUE,
               tidy = FALSE, #height = 3, width = 5,
               fig.width = 9)
knitr::opts_chunk$set(echo = params$printcode)
# options(knitr.table.format = "html") 
# knitr::opts_chunk$set(root.dir = "_my/R_one-offs/someproject")

```

### R Packages

```{r pkgs, cache=FALSE, echo=TRUE, message=FALSE, warning=FALSE}
library(here)        # for filesystem access
library(scales)      # for plotting
library(glue)        # formatting strings
library(htmltools)   # DOM
library(lubridate)   # parsing datetime information
library(kableExtra)  # table formatting      
library(RCurl)       # or curl, httr, or rvest?
library(tidyverse)   # powerful data processing
theme_set(theme_bw())# white background
```

```{r paths}
# absolute paths...
if(Sys.info()[["nodename"]] == "wb45"){
  setwd("~/code/git/_my/R-parallel")
} else {
  setwd("~/code/git/_my/R_stuff/r-parallel")  
}
```

```{r kableExtra}
# knitr::kable(row.names = TRUE) %>%
#   kableExtra::kable_styling(bootstrap_options = "striped")
```