Pipe operator in R
Base R 4.1 introduced a new operator, called pipe (|>) that directs the result of left hand side (LHS) to the right hand side (RHS) as the first argument ...
Recent posts
Find and replace all text (strings) interactivelly in Emacs
Steps to search and replace text (patterns) recursively in multiple files and directories using Emacs text editor.
Területdiagramok típusai és a folyamgráf
A következőkben az idősoros elemzésekben gyakran használt területdiagramok (areachart) típusaival fogunk foglalkozni. Ezek tipikusan az x tengelyen az idő di...
Statisztikai elemzés pspp-vel Emacs-en
Manapság sokféle környezet (Python Pandas, R, stb) kínál lehetőséget statisztikai elemzésre. Az SPSS talán az egyik legkönnyebben megtanulható alkalmazás, de...
A minimal example for xaringan presentation
The following post is a minimal example of local xaringan presentation deployment that is independent of any R IDE.
Resize your plot within R
ggplot2::ggsave has reasonable defaults for image width and height that are equal to the size of the current graphic window. In my case it is the X11 device,...
Find-replace in multiple files recursively from Linux command line
It is a 2-steps process issued in one command from a terminal. (1) Use grep to find occurrences of the search-term, then (2) sed to replace with a new word. ...
Getting started with Python pandas
What to do with Python’s pandas library?
Python plotly.js bubble chart included in Jekyll content
Rstat is great in creating data visualizations even in interactive ones. However, publishing the results in Jekyll can be a challenge# and sometimes easier t...
Liquid syntax to list all post in a given categories
This liquid snippet will list all posts that contains “data visualization” category in Jekyll front matter. It also adds icons for tags and plot types. Cf. t...