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robcowie/sum.sh

Created November 18, 2011 14:32
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For Stackoverflow question 8173326
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sum.sh
awk '{people[$1] += $2} END {for (person in people) { printf("%s %10.2f\n",person,people[person])}}' $1
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Save this file, then run it from command line with bash sum.sh /path/to/your/file.data

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