Bryan questions

• Efficient way to paste multiple column pairs in R data.table
• Eliminate timestamp timezone offset in lattice xyplot
• R lattice: How to adjust the legend marker line width?
• Exact axis ticks and labels in R Lattice xyplot
• Merging or overlaying xyplots in a lattice panel
• retaining column names in lapply(.SD,...) for data.table R

Bryan answers