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i want to create loop for below mentioned

A1=`echo $obj1 | cut -d "," -f3`
A2=`echo $obj1 | cut -d "," -f4`
A3=`echo $obj1 | cut -d "," -f5`
A4=`echo $obj1 | cut -d "," -f6`
A5=`echo $obj1 |...

How can we create new directory/Or execute command on remote unix machine from another unix machine.

We can use SSH command to execute command on remote machine but problem is that ssh will...

i am using it in a shell how to assign result to variable

let me make my problem more clear

I want to extract every thing after D_ .which include _ afterwards also

i.e. it can be A_B_C_D_E in this case answer is E

A_B_C_D_E_F_G in this case...

My string is like

A_B_C_D_E_F

i wnat to extract E_F from this string how can i do it

Thanks in advance

same thing happen over here whenever I am trying to pass variable in sed command it gives an error sed comman garbeled

value of new ri is set and I echo it just befrore sed to confirm and it is...

sed: command garbled: s/ri="[0-9]*"/ri="

what i did is you can see below

sed "s/ri=\"[0-9]*\"/ri=\"$newri\"/" $2 > output
how to solve this

now comes this error

sed: command garbled: s/ri="[0-9]*"/ri="

what i did is you can see below

sed "s/ri=\"[0-9]*\"/ri=\"$newri\"/" $2 > output
mv output $2

facing following error


sed: illegal option -- i
Usage: sed [-n] script [file...]
sed [-n] [-e script]...[-f script_file]...[file...]

thanks for reply but in my file occurance is like

rg="333",rh="222",ri="234",rj="567",rk="890"

pls suggest a way

In my file I have a pattern
ri="234"

value of ri can be any i want to find this pattern in file replace this value of ri with another value stored in some variable say newri

Please tell...

sh script.ksh runs the script even if it is not in executable mode

what is diff between KSH and Bash can you tell me some commands which run in either of two but not in both.
while doing normal shell programming I am unable to find diffrence between two