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I am currently using Linux CentOS and programming in FORTRAN 90 using Portland 7.1 compiler.

I am able to set in the preprocessor directives a flag called TEST. when I go to use logic in my code i...

I am using bash
I have a script that takes a number, i.e. 85.152, which is always a non integer and essentially tries to get that number to be a multiple of 10. My code is as follows:
...

Thank you guys you are amazing. I went with RudiC's suggestion although all of them worked.

(I am using bash)
I have a command that will find the line number in a file by searching for a string where it exists.

linenumber=$(grep -n "string" $FILENAME | cut -d : -fi)

This returns the...

I think for what I am trying to do it is safer and simpler to use awk. when trying to implement with sed it appears to be more complicated and error prone especially when there are multiple columns...

Hello I have a script that searches a file for a specific string and then changes the nth column after that string. I have searched online for how to do this with sed but have not seemed to find a...