Ordering a data frame by a particular column can be quicker than doing it in excel, if the data frame is large.

Tag Data

It is easy to create a subset of a data.frame with the subset command in R.

Tag Data

Here is some code to quickly access what the colour, line and shape numbers produce.

Tag Graphics

Often a model will show a difference between the two levels of a factor. R makes it easy to illustrate the difference graphically.

Tag Graphics

Genetic mapping with Crimap.

Notes on using Qubit.

Protocol to extract RNA from Drosophila pseudoobscura reproductive tissues, for RNAseq.

A cheap DNA extraction protocol.

Calling SNPs from Illumina GenomeStudio.