[datatable-help] Video of talk at H2O World

[Matt Dowle]

James,

Thanks. Just to avoid crossed-wires, which features do you mean exactly?

Thanks, Matt

On 08/12/14 15:25, James Eales wrote:
> Matt,
> Very impressive show of what data.table can do
> It would be helpful to have a wider set of these more 'advanced' 
> data.table function calls in the FAQ
> I keep discovering more features, even after reading the FAQ, R-help 
> and intro vignette multiple times (this is not a criticism of the 
> docs, but praise for DT's flexibility)
> Learning by example, even if you don't understand it fully the first 
> time, can be very powerful
> James
>
> On 8 December 2014 at 15:03, Matt Dowle <mdowle at mdowle.plus.com 
> <mailto:mdowle at mdowle.plus.com>> wrote:
>
>
>     As a few have asked already, will upload slides later.  It was a
>     collection of different files and part was just an R script. I'll
>     need to merge together ...
>
>
>     On 08/12/14 14:44, Matt Dowle wrote:
>
>         Hi,
>
>         A video of my talk at H2O World in San Francisco recently :
>
>         https://www.youtube.com/watch?v=MvH1eTdsekA
>
>           0:00   Examples from two insurance companies using data.table
>         12:00   What is data.table, benchmarks dplyr and pandas
>         16:55   Overlap joins
>         20:00   Rolling joins
>         22:30   data.table radix sorting is better than hashing (dplyr
>         and pandas)
>         23:00   H2O (just parallel file reading and grouping as quick
>         test)
>         30:00   Quick rerun of talk at Bay Area R User Group (sorting
>         benchmark, automatic indexes flows through to dplyr, numeric
>         rounding)
>         33:10   My status
>         36:45   Questions
>         49:26   End
>
>         Comments/suggestions very welcome.
>
>         Matt
>
>
>
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