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Function: Convert fixed width space separated fields to tab separatedNote this requires two passes, so it can't be done on a pipe
Usage: spacedToTab in.txt out.tab
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Function: Convert date string to unix timestamp
Usage: valid dates: 1970-01-01 00:00:00 to 2038-01-19 03:14:07
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Function: Convert upper case to lower case in file. Leave other chars alone
Usage: toLower inFile outFile
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Function: Pick out random lines from file
Usage: randomLines inFile count outFile
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Function: Compress FILEs (by default, compress FILES in-place).
Usage: gzip [OPTION]... [FILE]...
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Function: Compress files in parallel
Usage: pigz [options] [files ...]