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Might as well include an example in awk....



awk ' { gsub("file://","",$2) ; printf("%s %g\n",$2,$4)} ' filename

???

Link seems pretty clear to me, including the examples. How would you like it worded or expanded?

Alternate solutions similar to your original method...


cat test.txt | awk 'BEGIN { v=$NUM } {print ($NF - v ) } '
The BEGIN section is executed prior to the main body of code. Here we load...

Actually, there is nothing that states that's not the way it is suppose to be done. If it works, do it. I agree the potential exists for this to be "wasteful" ... dangerous?, maybe... I've been...

I stand corrected... just downloaded and read the following... [0801.4031] Distant future of the Sun and Earth revisited (http://arxiv.org/abs/0801.4031)

it looks like the previously held view...

I believe you are confusing programming versus what is a maintenance command... I agree that programming is getting lax, no doubt, as software gets more and more bloated over time ( I use a...

I'm not convinced that in today's world of fast CPU's that this is overly important, but I do concede the point with respect to the total number of processes. The main advantage of using the -exec...

I note a lot of people use xargs (quite useful)... however, the find command has a -exec option which seems to not be very popular (I use it all the time :cool:)


find DIR -name '*.sh' -exec...

I think #1 is out, as the Earth's orbit will widen as the sun starts to expand and will most likely survive. The impact theory has a much higher chance of causing the earth to dive into the sun, but...

????

I assume you mean how will planet earth end and not civilization / humans.... as the title of this thread is "How Will the World End?" A bit pedantic I know, but hey... I'm an engineer and...

Try this strawman and expand as required...


#!/bin/sh
for i in `ls -R`
do
cat $i | grep "Hello World"
done
Note this only return the string. If you want to include the filename as well,...

My 1st was Slackware in late 1993, or was it 1994? (second beta if I recall correctly)... distributed on 3.5" floppies... used the distro for quite a while until RedHat came out. Switched to Fedora...

Love amitranjansahu's solution...

Another thread awhile back similar in nature...

My solution -> https://www.unix.com/302298638-post10.html

(Original thread ->...

https://www.unix.com/shell-programming-scripting/105029-awk-program-3.html#post302298986 Should get you started. If you follow the basic logic, the script loads the files into an array and dumps it...

This is the correct answer.

Well, I'm a little disappointed at the responses on this one... so... I'll try something a little different.

In your script, the return of 2 is happening for a very specific reason. I'll give...

Meh... I'm too old school.. I always export for completeness... not necessary in this case, since all variables are internal to the script itself...


Good catch and good point.

Dummy variable to force the while to loop forever... you exit out of the infinite loop with the "break" statement.

Note: I made a mistake in the "cp" command line option in the example above...

I'm in Australia, nice place to visit, but you don't want to live here... (48.5% taxes)... :(

I've lived and worked in a lot of places around the world. My home is and always will be the good...

Whisky, Wine, Women.. oh wait... one of those is not a drink... even though I've referred to one of those items as a "tall cool drink on a hot day"...

Please include your solution in the future to help others out...

FYI... the following should work. Note that the -F parameter is to specify a field separator, in this case, ":".

In a Bourne...

Correct link...

Network Information Service - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Network_Information_Service)

#!/bin/sh

i=1

while(a=1)
do
if test -e "FILE."$i
then
let i+=1
else
break
fi
done

cp -f FILE FILE.$i

As a starting point, you may want to review the following, https://www.unix.com/shell-programming-scripting/105029-awk-program-3.html#post302298986

Files are read into a two-dimensional array and...

Isn't this valid for Linux only?