High resolution graphics with R

For most purposes PDF or other vector graphic formats such as windows metafile and SVG work just fine. However, if I plot lots of points, sa...

Setting axes limits with googleVis

I posted about the various googleVis axis options for base charts, such as line, bar and area charts earlier , but I somehow forgot to ment...

googleVis tutorial at useR!2013

Today Diego and I will give our googleVis tutorial at useR!2013 in Albacete, Spain. googleVis Tutorial at useR! 2013 We will cover: Introduc...

R package development

Building R packages is not particular hard, but it can be a bit of a daunting endeavour at the beginning, particularly if you are more of a ...

Interactive slides with googleVis on shiny

Following on from last week's post , here are my slides on using googleVis on shiny from the Advanced R workshop at Lancaster Univers...

Interactive presentation with slidify and googleVis

Last week I was invited to give an introduction to googleVis at Lancaster University . This time I decided to use the R package slidify fo...

How to change the alpha value of colours in R

Often I like to reduce the alpha value (level of transparency) of colours to identify patterns of over-plotting when displaying lots of dat...

How to set axis options in googleVis

Setting axis options in googleVis charts can be a bit tricky. Here I present two examples where I set several options to customise the layo...