[mesa-users] how to extract columns from existing log file

[Tomasz Plewa]

Here comes your Santa, Bill! ;)

http://stackoverflow.com/questions/17982545/how-to-use-cut-and-paste-together-in-one-go

Tomek
--
On 10/20/14 13:35, Bill Paxton wrote:
> Some unix wizard out there will have a solution for this one I'm sure.
>
> I have a monster history.data file (100s of MB) with lots and lots of columns, most of which are unneeded for my current task --
> it would be lovely to have a simple way to extract a small subset of the columns to create a much smaller history.data file.
> ideally, i'd give this marvelous tool a file with a list of the column names that i want and it would do the rest.
>
> and of course i don't want to have to do any work to create this tool for myself.  i want Santa Claus to give it to me.  now.  ;D
>
> Thanks,
> Bill
>
>
>
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