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e4114fa6cc
Fixes #310 Some files had no newlines, some had 1 newline and some more than 1 newline. Normalize them all to have only 1 newline at the end of all files.
19 lines
499 B
Markdown
19 lines
499 B
Markdown
# awk
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> A versatile programming language for working on files
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- Print the fifth column in a space separated file
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`awk '{print $5}' {{filename}}`
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- Print the third column in a comma separated file
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`awk -F ',' '{print $3}' {{filename}}`
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- Sum the values in the first column and print the total
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`awk '{s+=$1} END {print s}' {{filename}}`
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- Sum the values in the first column and pretty-print the values and then the total
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`awk '{s+=$1; print $1} END {print "--------"; print s}' {{filename}}`
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