need help: about remove space
Michel van Deventer wrote, On 04/30/2010 10:55 AM:
> On Fri, 2010-04-30 at 07:46 -0700, adrian kok wrote:
>> Hi all
>> I have big file as below
>> and would like to know how many line eg: wc -l file
>> but can't figure out how to know
>> If I type wc -l file, I only get the 1023 but it includes the space
>> When I use cat file | tr -d "
". it gives me "adrian alice......"
>> I need it as fileB and then wc -l fileB.
> If those lines between the names are empty lines you might try :
> cat bigfile | egrep -v '^$' | wc -l
> or if you want the names into a second file :
> cat bigfile | egrep -v '^$' > fileB
Or if you don't mind loosing replicates:
cat bigfile |sort |uniq > fileB
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