awk or sed for multiple changes?

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Run sed and awk in multiple files in adirectory

Dear linux users I was running around of 200 djob for a Blastp search in a cluster. All my input files were protein fasta file (prot.fna.1, prot.fna.2 ...prot.fna.200). The output of each individual slurm job is located in a corresponding file ending with *test (prot.fna.1.test,...

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How to find=grep or maybe sed/awk for multiple lines of text?

Hi, I am running the following: PASS="username/password" sqlplus -s << EOF | grep -v "^$" $PASS set feedback off set heading off set termout off select name from v\$database ; exit EOF Which gives ERROR: ORA-28002: the password will expire within 5 days PSMP1

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Experts Good day, I want to filter multiple lines of same error of same day , to only 1 error of each day, the first line from the log. Here is the file: May 26 11:29:19 cmihpx02 vmunix: NFS write failed for server cmiauxe1: error 5 (RPC: Timed out) May 26 11:29:19 cmihpx02 vmunix: NFS...

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Hello I am hoping you may help. I am not sure how to go about this exactly, I know the tools but not sure how to make them work together. I have two SED commands that I would like to run in a shell script. I would like to take the manual input of a user (types in when prompted) to be used...

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Sed or Awk for lines between two strings multiple times and keep the last one

Hi, I am trying to get lines between the last occurrences of two patterns. I have files that have several occurrences of “Standard” and “Visual”. I will like to get the lines between “Standard” and “Visual” but I only want to retain only the last one e.g. Standard Some words Some words Some...

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renaming multiple files using sed or awk one liner

hi, I have a directory "test" under which there are 3 files a.txt,b.txt and c.txt. I need to rename those files to a.pl,b.pl and c.pl respectively. is it possible to achieve this in a sed or awk one liner? i have searched but many of them are scripts. I need to do this in a one liner. I...

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best method of replacing multiple strings in multiple files - sed or awk? most simple preferred :)

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sed/awk to insert multiple lines before pattern

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