Package 'pafdR'

Generates random vector for numerical answer (internal)

Description

Generates random vector for numerical answer (internal)

Usage

gen.rnd.vec()

Value

A vector with random weights, including value 1 for first element

Examples

library(pafdR)
my.sol <- 1 #assume solution to exercise is 1

 my.answers <- gen.rnd.vec()*my.sol
 my.answers

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Builds exercises using package exams

Description

This function build a pdf file and a solution sheet from R exercises available at github.

Usage

pafdR_build.exercise(lan = "en", exercise.folder = "pafdR-exercises",
  pdf.folder = "pdf out")

Arguments

lan	Language of exercises ('en' or 'pt-br')
exercise.folder	Folder with exercise files (if not found, will download from github)
pdf.folder	Folder to output pdf file and solutions

Value

TRUE, if sucessful

Examples

## Not run: 
pafdR_build.exercise()

## End(Not run)

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Function to check if system has pdflatex.exe available

Description

Function to check if system has pdflatex.exe available

Usage

pafdR_check.pdflatex()

Value

TRUE if the pdflatex is available, FALSE if not

Examples

pafdR_check.pdflatex()

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Downloads code and data from the book

Description

Downloads a zip file from the github repository and unzip it to a folder within the working directory

Usage

pafdR_download.code.and.data(lan = "en")

Arguments

lan	Language of book/files ('en' or 'pt-br')

Value

TRUE, if successful

Examples

## Not run: 
pafdR_download.code.and.data()

## End(Not run)

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Downloads Book exercises from github

Description

This function downloads exercise files from github and unzips it to a chosen directory

Usage

pafdR_download.exercises(exercise.folder = "pafdR-exercises")

Arguments

exercise.folder

folder to copy exercise files

Value

TRUE, if sucessful

Examples

## Not run: 
exercise.folder <- pafdR_download.exercises()

## End(Not run)

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