[datatable-help] New data.table questions for Aug 31 - Stack Exchange

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1 new question in [data.table filter](http://stackexchange.com/filters/7853/data-table) on stackexchange.com

[R \- data\.table ifelse behavior](http://stackoverflow.com/questions/7261739/r-data-table-ifelse-behavior)
I am trying to calculate a simple ratio using data.table. Different files have different tmax values, so that is why I need ifelse. When I debug this, the dt looks good. The tmaxValue is a single ...
Tagged:  r  if-else-statement  data.table   by [James](http://stackoverflow.com/users/908431/james) on [stackoverflow.com](http://stackoverflow.com)




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