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require(ipeds) | |
require(ggplot2) | |
require(reshape2) | |
require(scales) | |
data(surveys) | |
View(surveys) | |
# Directory | |
ipedsHelp('HD', 2012) |
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.libPaths() #By default, R will install packages to the first element | |
#This script will install some very common R packages. | |
repos = 'http://cran.r-project.org' #Main CRAN | |
repos.win = 'http://www.stats.ox.ac.uk/pub/RWin' #Site provides some prebuilt binaries for Windows | |
repos.rforge = 'http://r-forge.r-project.org' | |
libraries = c('Deducer', 'devtools', 'doBy', 'foreign', 'gdata', 'ggplot2', 'gmaps', | |
'Hmisc', 'JGR', 'maps', 'mapdata', 'mapproj', 'maptools', 'proto', 'psych', 'R2wd', | |
'Rcmdr', 'RCurl', 'reshape', 'RODBC', 'roxygen2', 'seqinr', 'sm', 'sp', |
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require(XML) | |
require(RCurl) | |
#' This function ruturns an XML tree of the RSS feed from the given URL. | |
#' | |
#' This function utilizes the (unofficial) Google Reader API to retrieve RSS | |
#' feeds. The advantage of access RSS feeds through the Google Reader API is that | |
#' you are not limited by the number of entries a website may included in their | |
#' feed. That is, Google maintains generally maintains a complete history of | |
#' entries from the RSS feed. |
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source('https://raw.github.com/gist/1606595/269d61dfcc7930f5275a212e11f3c43771ab2591/GoogleReader.R') | |
rbloggers = getRSSFeed(feedURL="http://r-bloggers.com/feed", | |
email="GOOGLE READER EMAIL", | |
passwd="GOOGLE READER PASSWORD", | |
posts=5000) | |
entries = rbloggers[which(names(rbloggers) == "entry")] | |
length(entries) | |
saveXML(rbloggers, file='rbloggers.xml') |
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#' Constructor | |
EmailClass <- function(name, email) { | |
nc = list( | |
name = name, | |
email = email, | |
get = function(x) nc[[x]], | |
set = function(x, value) nc[[x]] <<- value, | |
props = list(), | |
history = list(), | |
getHistory = function() return(nc$history), |
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## See http://en.wikipedia.org/wiki/Birthday_problem for an explanation of the problem | |
require(ggplot2) | |
require(reshape) | |
theme_update(panel.background=theme_blank(), | |
panel.grid.major=theme_blank(), | |
panel.border=theme_blank()) | |
birthday <- function(n) { | |
1 - exp( - n^2 / (2 * 365) ) |
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# .Rprofile -- commands in this file will be executed at the beginning of | |
# each R session. On Windows, the R_PROFILE environment variable must have value | |
# with the full path to this file. On Linux (or other Unix like systems) this file | |
# must be in the user's home directory. | |
# Set the default repository to the main CRAN site | |
options(repos=c(CRAN='http://cran.r-project.org')) | |
# Set the oDrive varaible and library path | |
if(Sys.info()['sysname'] == 'Windows') { |
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require(ggplot2) | |
require(grid) | |
theme_update(panel.background=theme_blank(), | |
panel.grid.major=theme_blank(), | |
panel.border=theme_blank()) | |
#Borrowed (i.e. stollen) from http://research.stowers-institute.org/efg/R/Color/Chart/ColorChart.R | |
getColorHexAndDecimal <- function(color) { | |
if(is.na(color)) { |
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#' Set function parameters for debugging. | |
#' | |
#' Sets the defauls for the parameters in the given function witin an environment. | |
#' | |
#' @param fun the function whose parameters should be set. | |
#' @param envir the environment to set those parameters. | |
#' @param missing.value value to assign to parameters that do not have a defautl value. | |
#' @param overwrite should parameters already defined be overwritten. | |
setFunctionParams <- function(fun, | |
envir=.GlobalEnv, |
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#' Creates a dialog box using tcl/tk to get input from the user. | |
#' | |
#' This function will create a tcl/tk dialog box to get user input. It has been | |
#' written to be extensible so the R programmer can easily create a dialog with | |
#' any number of varaibles with custom labels and data conversion of the user | |
#' entered data. The function will return a list where the element names are | |
#' \code{vars} and the value is the user input. By default, all entry will be | |
#' converted using the \code{as.character} function. However, this can easily be | |
#' altered using the \code{fun} parameter. For example, if integers are required, | |
#' use \code{fun=c(as.integer, ...)}. It is also possible to write custom |
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