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Forum: Shell Programming and Scripting 03-17-2014

Finding max of a column grouping by the time

1,153

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A BEGIN rule is invoked even before the first...

A BEGIN rule is invoked even before the first record in a file is read. So never put any code over there which deals with input file records:
awk '
{
if ( A[$1] < $2 )
...

Forum: Shell Programming and Scripting 03-12-2014

[solved] Awk/shell question to parse hour minute from text

1,121

Posted By

awk '{sub(/:[0-9]* /,FS)}1' file sed...

awk '{sub(/:[0-9]* /,FS)}1' file

sed 's#:[0-9]* # #' file

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