Very simple task: extract the region from an AWS arn. Example: arn:aws:lambda:eu-west-2:12345678912:layer:my-awsome-layer:3 I need to extract eu-west-2 I have a working regex for this: ^(?:[^:]+:){3}([^:]+).* I tried this command, but it returns the entire string: echo "arn:aws:lambda:eu-west-2:12345678912:layer:my-awsome-layer:3" | grep -oP…
I have a long config file which looks like: <some stuff before our example> 'Realtime' => [ 'foo' => 'bar', 'enabled' => true, 'lorem' => 'ipsum' ], <some stuff after our example> The above is a large config php file…
I have a file that contains somehting like this: [project] name = "sinntelligence" version = "1.1.dev12" dependencies = [ "opencv-python", "matplotlib", "PySide6", "numpy", "numba" ] Now I want to find the "version" string and increment the last number after "dev".…
I am on a Ubuntu OS, in a Bash shell, trying to use grep to find all occurrences of substring engineBreakdown() inside a .tra extention log file, let's say my_log_16.tra, and save the results inside a file, let's say results_16.txt…
I am not super advanced in coding and have been struggling with this problem. I need to extract a substring from a .txt file but there is no clear pattern for me to be able to use awk or cut…
I want to display logs for last 24 hours I trid this but this is not best and dynamic way. utmpdump /var/log/wtmp* | awk '/2022-09-22/, /2022-09-23/' Any other way to display when you run script it should take last 24…
To start, I have done a lot of googling and tried grep, sed and awk, but was not able to find a solution with either. My goal is to find 2 patterns in a log file, but only if each…
I need to print only the 1st match from each line. My file contains text something like this: cat t.txt abcsuahrcb abscuharcb bsaucharcb absuhcrcab He is the command I am trying with: cat t.txt | grep -oP 'a.*?c' It gives:…
Please help. i'm struggling with a line printing one word before and one word after the match. ideally is to make number of words variable, but at lease 1 is needed. sample Input https://suttacentral.net/sn45.78-82 1 Saṁyutta Nikāya 45.78–82 8. Dutiyaekadhammapeyyālavagga…
I have a source code which frequently includes a piece of code like foo ( bar ( foo0(<An arbitrary number of parenthesis may appear here>) ), foo1bar(<An arbitrary number of parenthesis may appear here>) ) I want to capture this…