This is actually broken right now.
One way to do this is found in the pull request here:
https://github.com/JuliaStats/DataFrames.jl/pull/632/files
But we should probably follow Simon's suggestion in that thread and change the
definition of convert to apply to AbstractMatrix.
-- John
On Oct 29, 2014, at 9:11 AM, Bradley Setzler <bradley.setz...@gmail.com> wrote:
> Hi guys,
>
> I see that the command has changed to convert a DataArray into a DataFrame,
> so that I can then writetable and keep the data from the DataArray. The
> following used to work, but now flattens the array so that the DataFrame has
> only one column, regardless of the columns in the DataArray:
>
> a=DataArray([1. 2; 3 4])
> 2x2 DataArray{Float64,2}:
> 1.0 2.0
> 3.0 4.0
>
> b = DataFrame(a)
> 4x1 DataFrame
> |-------|-----|
> | Row # | x1 |
> | 1 | 1.0 |
> | 2 | 3.0 |
> | 3 | 2.0 |
> | 4 | 4.0 |
>
> In this example, I do not want a 4x1 DataFrame, I want the DataFrame to be
> the same size as the DataArray. How can I do this in the current version?
>
> Thanks,
> Bradley
