search for: 004s43s

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2010 Feb 05
1
remove a row from a dataframe, row names disappear
I find this odd because it doesn't appear to happen in larger datasets. I have the following data set ENV with the first column set as row.names: > ENV TPlog 001S29H 0.601 002S42H 0.602 003S43S 0.779 004S43S 0.702 005S51H 0.978 006S52P 2.718 If I apply > ENV <- ENV[-1,] # remove first row of data (right?) ...ENV comes back as: [1] 0.602 0.779 0.702 0.978 2.718 So I am losing the row name info. I also notice that, if the first two values in the TPlog column are the same, both values are rem...
2010 Feb 05
0
remove a row from a dataframe, row names disappear - solution
...t; I find this odd because it doesn't appear to happen in larger datasets. I > > have the following data set ENV with the first column set as row.names: > > > >> ENV > > TPlog > > 001S29H 0.601 > > 002S42H 0.602 > > 003S43S 0.779 > > 004S43S 0.702 > > 005S51H 0.978 > > 006S52P 2.718 > > > > If I apply > ENV <- ENV[-1,] # remove first row of data (right?) > > ...ENV comes back as: > > > > [1] 0.602 0.779 0.702 0.978 2.718 > > > > So I am losing the row name info. I also not...