spara · February 6, 2012 16:13
diff --git a/example1 b/example1
 #
 # Look at the first 2 lines of a file
 #
 $ head -n 2 campus_dropout.csv 
 "CAMP_SPEN","CAMP_SPER","CAMP_SPED","CAMP_OVRN","CAMP_OVRR","CAMP_OVRD","CAMP_MIGN","CAMP_MIGR","CAMP_MIGD","CAMP_LEPN","CAMP_LEPR","CAMP_LEPD","CAMP_IMMN","CAMP_IMMR","CAMP_IMMD","CAMP_GFTN","CAMP_GFTR","CAMP_GFTD","CAMP_ECNN","CAMP_ECNR","CAMP_ECND","CAMP_CTEN","CAMP_CTER","CAMP_CTED","CAMP_TTLN","CAMP_TTLR","CAMP_TTLD","CAMP_BEN","CAMP_BER","CAMP_BED","CAMP_ATRN","CAMP_ATRR","CAMP_ATRD","CAMP_MUN","CAMP_MUR","CAMP_MUD","CAMP_PIN","CAMP_PIR","CAMP_PID","CAMP_WHN","CAMP_WHR","CAMP_WHD","CAMP_NAN","CAMP_NAR","CAMP_NAD","CAMP_HSN","CAMP_HSR","CAMP_HSD","CAMP_ASN","CAMP_ASR","CAMP_ASD","CAMP_AAN","CAMP_AAR","CAMP_AAD","CAMP_FEMN","CAMP_FEMR","CAMP_FEMD","CAMP_MALN","CAMP_MALR","CAMP_MALD","CAMP_ALLN","CAMP_ALLR","CAMP_ALLD","DISTRICT","Gradespan","campus","cntyname","regnname","campname","distname","COUNTY","REGION"
 "0","0.0","28","-","3.7","<100",".",".",".",".",".",".",".",".",".","0","0.0","24","-","1.5","<100","0","0.0","45","-","1.4","<300",".",".",".","-","4.4","<100","0","0.0","10",".",".",".","-","1.8","<200",".",".",".","0","0.0","9","0","0.0","1","0","0.0","29","-","2.3","<100","-","0.8","<200","-","1.4","<300","001902","712","001902001","Anderson County","Kilgore","Cayuga H S","Cayuga ISD","001","07"

 #
 # look at the last line of the file
 #
 $ tail -n 1 campus_dropout.csv 
 "0","0.0","31","-","12.5","<100","0","0.0","39","0","0.0","12",".",".",".","0","0.0","20","-","1.3","<200","-","1.1","<100","-","1.5","<300","0","0.0","11","-","1.5","<200","0","0.0","1",".",".",".","0","0.0","12",".",".",".","-","2.1","<200",".",".",".",".",".",".","-","2.9","<200","-","1.0","<200","-","1.9","<300","254902","912","254902001","Zavala County","San Antonio","La Pryor H S","La Pryor ISD","254","20"

 #
 # look at a specific line number
 #
 $ head -n 234 campus_dropout.csv | tail -n 1
 "0","0.0","23","0","0.0","56","0","0.0","1",".",".",".",".",".",".","0","0.0","19","0","0.0","62",".",".",".","0","0.0","208",".",".",".","0","0.0","67","0","0.0","4",".",".",".","0","0.0","157","0","0.0","5","0","0.0","36","0","0.0","2","0","0.0","4","0","0.0","90","0","0.0","118","0","0.0","208","014901","712","014901041","Bell County","Waco","Academy J H","Academy ISD","014","12"
	#
	# Look at the first 2 lines of a file
	#
	$ head -n 2 campus_dropout.csv
	"CAMP_SPEN","CAMP_SPER","CAMP_SPED","CAMP_OVRN","CAMP_OVRR","CAMP_OVRD","CAMP_MIGN","CAMP_MIGR","CAMP_MIGD","CAMP_LEPN","CAMP_LEPR","CAMP_LEPD","CAMP_IMMN","CAMP_IMMR","CAMP_IMMD","CAMP_GFTN","CAMP_GFTR","CAMP_GFTD","CAMP_ECNN","CAMP_ECNR","CAMP_ECND","CAMP_CTEN","CAMP_CTER","CAMP_CTED","CAMP_TTLN","CAMP_TTLR","CAMP_TTLD","CAMP_BEN","CAMP_BER","CAMP_BED","CAMP_ATRN","CAMP_ATRR","CAMP_ATRD","CAMP_MUN","CAMP_MUR","CAMP_MUD","CAMP_PIN","CAMP_PIR","CAMP_PID","CAMP_WHN","CAMP_WHR","CAMP_WHD","CAMP_NAN","CAMP_NAR","CAMP_NAD","CAMP_HSN","CAMP_HSR","CAMP_HSD","CAMP_ASN","CAMP_ASR","CAMP_ASD","CAMP_AAN","CAMP_AAR","CAMP_AAD","CAMP_FEMN","CAMP_FEMR","CAMP_FEMD","CAMP_MALN","CAMP_MALR","CAMP_MALD","CAMP_ALLN","CAMP_ALLR","CAMP_ALLD","DISTRICT","Gradespan","campus","cntyname","regnname","campname","distname","COUNTY","REGION"
	"0","0.0","28","-","3.7","<100",".",".",".",".",".",".",".",".",".","0","0.0","24","-","1.5","<100","0","0.0","45","-","1.4","<300",".",".",".","-","4.4","<100","0","0.0","10",".",".",".","-","1.8","<200",".",".",".","0","0.0","9","0","0.0","1","0","0.0","29","-","2.3","<100","-","0.8","<200","-","1.4","<300","001902","712","001902001","Anderson County","Kilgore","Cayuga H S","Cayuga ISD","001","07"

	#
	# look at the last line of the file
	#
	$ tail -n 1 campus_dropout.csv
	"0","0.0","31","-","12.5","<100","0","0.0","39","0","0.0","12",".",".",".","0","0.0","20","-","1.3","<200","-","1.1","<100","-","1.5","<300","0","0.0","11","-","1.5","<200","0","0.0","1",".",".",".","0","0.0","12",".",".",".","-","2.1","<200",".",".",".",".",".",".","-","2.9","<200","-","1.0","<200","-","1.9","<300","254902","912","254902001","Zavala County","San Antonio","La Pryor H S","La Pryor ISD","254","20"

	#
	# look at a specific line number
	#
	$ head -n 234 campus_dropout.csv \| tail -n 1
	"0","0.0","23","0","0.0","56","0","0.0","1",".",".",".",".",".",".","0","0.0","19","0","0.0","62",".",".",".","0","0.0","208",".",".",".","0","0.0","67","0","0.0","4",".",".",".","0","0.0","157","0","0.0","5","0","0.0","36","0","0.0","2","0","0.0","4","0","0.0","90","0","0.0","118","0","0.0","208","014901","712","014901041","Bell County","Waco","Academy J H","Academy ISD","014","12"
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