Josh O'Brien

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Josh O'Brien has asked 30 questions and find answers to 1199 problems.

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Josh O'Brien questions

Which JavaScript code implements shiny's numericInput widget?
Making knitr code blocks more cleanly cut-and-pastable
Any pitfalls to using programmatically constructed formulas?
How to perform a vector overlay of two SpatialPolygonsDataFrame objects?
How to add names to a numpy array without changing its dimension?
Why does trace(..., edit=TRUE) not work when ... = [.data.table
How to locate code called by .External2()?
Any way to access function installed by makeActiveBinding?
How to set knitr chunk output width on a per chunk basis?
Can .SD be viewed from a browser within [.data.table()?

Josh O'Brien answers

Is there a `par()` setting for plot area color?
Viewing an object produced by `glm` as a list in R
Ask R debugger to not truncate the stack calls
How to add title at the top and in the middle of two graph in R [duplicate]
R: Crop GeoTiff Raster using packages "rgdal" and "raster"
Dot preceding parentheses, .( ), in data.table
Plot outline around raster cells
How can I change the values of a log-log plot from exponential notation to numeric values in the lattice package?
How to reduce a data frame keeping the order for other columns
Finding peaks in vector