Skip to content

Instantly share code, notes, and snippets.

View daroczig's full-sized avatar

Gergely Daróczi daroczig

365 followers · 47 following
View GitHub Profile
@daroczig
daroczig / get-data.R
Last active April 4, 2024 20:23
Number of R packages submitted to CRAN
## original idea & report by Henrik Bengtsson at
## https://stat.ethz.ch/pipermail/r-devel/2016-February/072388.html
## This script downloads the list of currently published R packages
## from CRAN and also looks at all the archived package versions to
## combine these into a list of all R packages ever published on
## CRAN with the date of first release.
## CRAN mirror to use
CRAN_page <- function(...) {
@daroczig
daroczig / demo.R
Last active January 26, 2022 22:28
Read and render shapefiles in R
## Download some shapefiles
download.file(
'https://biogeo.ucdavis.edu/data/diva/adm/HUN_adm.zip',
'Hungary_shapefile.zip')
unzip('Hungary_shapefile.zip')
## Look around what we have
library(rgdal)
ogrInfo('.')
@daroczig
daroczig / Dockerfile
Created May 14, 2015 19:53
R with Java Docker container based on https://github.com/rocker-org/rocker
## Start with the official rocker image (lightweight Debian)
FROM rocker/r-base:latest
MAINTAINER Gergely Daroczi <gergely.daroczi@card.com>
## Install Java
RUN echo "deb http://ppa.launchpad.net/webupd8team/java/ubuntu trusty main" \
| tee /etc/apt/sources.list.d/webupd8team-java.list \
&& echo "deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu trusty main" \
| tee -a /etc/apt/sources.list.d/webupd8team-java.list \
@daroczig
daroczig / exercise.R
Last active March 1, 2020 22:11
Overplotting problem as per https://twitter.com/TrevorABranch/status/1227494765760897024
## load data
df <- read.csv('http://bit.ly/CEU-R-numbers')
## analyze the association between x and y
summary(df)
cor(df)
## ..
## visualize the association between x and y
plot(df)
@daroczig
daroczig / nemet.R
Created December 3, 2019 16:40
Hungarian - German words tester
library(googlesheets)
library(logger)
library(crayon)
suppressPackageStartupMessages(library(data.table))
logpath <- '/tmp'
logpath <- getwd()
logfile <- file.path(logpath, paste0(as.integer(Sys.time()), '.log'))
log_appender(appender_file(logfile))
log_threshold(TRACE)
@daroczig
daroczig / matek.R
Last active November 10, 2019 13:52
Math exercises for a 8 yrs old in Hungarian language
## TODO R package
## TODO internation via yaml that also provides the list of languages for the UI
## TODO cli --ui hu --control en --number 1:20 ...
library(logger)
library(crayon)
library(reticulate)
num2words <- import('num2words')
## rich-iannone/UnidecodeR
@daroczig
daroczig / create-local-MRAN-snapshot.R
Created October 7, 2019 06:12
Create or update a local MRAN snapshot for a list of packages
#!/usr/bin/env r
library(miniCRAN)
library(data.table)
library(pander)
library(logger)
library(magrittr)
library(docopt)
## #############################################################################
@daroczig
daroczig / szeged-2017-workshop.R
Created April 11, 2019 11:40
Visual Methods to Teach Multivariate Statistics with R (at) Challenges and Innovations in Statistics Education (Szeged, Hungary)
## intro slides: http://bit.ly/r-intro-slide
## basic operations
1 + 3
3*2
3^2
## constants
pi
"pi"
@daroczig
daroczig / iris demo.Rmd
Created February 18, 2019 23:14
R Ladies meetup @ CEU on Feb 18, 2019: https://www.meetup.com/R-Ladies-Budapest/events/258537024/
---
title: "Iris teszt elemzés"
author: "Gergely"
date: "`r Sys.time()`"
output: html_document
---
Hello, markdown! Ez egy egyszerű szöveges dokumentum,
a szöveget a markdown jelölőnyelv segítségével tudunk formázni.
@daroczig
daroczig / server.R
Created June 29, 2015 11:32
Markdown preview via shiny, pandoc and rmarkdown
library(shiny)
library(rmarkdown)
shinyServer(function(input, output) {
output$html = reactive({
t <- tempfile()
cat(input$markdown, file = t)