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well I've been trying to put it into an array using

split {$1, myArray, "\n"}

and

myArray{$1}

but it just throws out a load of errors.

Hi guys, just started using awk here.

I've got a file called a.txt which contains a load of numbers on each line e.g.

35
232
654
1
9
4

I want to learn how to do three things:

1. Find...

Jesus that was fast. I was spending hours on this yesterday trying to figure it out and you did it in a minute. So let me just go through this so I understand:

sed "s/:[^:]*$//;s/.*://" file

so...

Sorry, I'm unfamiliar using awk and I really want to learn how to do this with sed. So how would I go about doing this in sed?

Thanks

Say I have a file 'example.txt' with these lines of code in it:

hello:anddasd:cheese:gerg
whatever:sdadsa:asdfasdfa:wwew
hmmmm:something:gfhfhgf:sdasdas

Question:
1. How would I write a...