I have created a virtual environment on my debian system and i made a script that activates it (should). However when i execute the script nothing shows up, not even an error, my guess is that it is running in…
I am trying to accomplish the following in one line: <command> | xargs -I {} grep {} <(other command)> I have a Kubernetes cluster which is running Redis and many other applications. I want to find out which applications (pods…
Suppose I have the following data: # all the numbers are their own number. I want to reshape exactly as below 0 a 1 b 2 c 0 d 1 e 2 f 0 g 1 h 2 i ...…
I'd like to be able to run ssh 142 (for example) from a bash prompt and have it automatically expand to ssh 10.33.7.142. I'm thinking I should be able to do this from .bashrc, but I can't figure out how…
Is there any bash command/script in Linux so we can extract the active domains from a long list, example, I have a csv file (domains.csv) there are 55 million domains are listed horizontally, we need only active domains in a…
I'm researching the rhythmic elements of prime number sequences in binary. I have multiple sets of files containing vertical lists, and I want to apply bitwise logic operators between any two of them line-by-line. i.e. $cat binary-superprimes.txt 11 101 1011…
I need to detect and remove lot of leading spaces on my folders & files. i try some code like : find /home/account -depth -name " *" -exec sh -c 'f="{}"; mv -v "$f" "...."' ; but i couldn't find…
So, I'm trying to create a bash script to clear the cache on a containerized docker instance on my system, as a single fire-and-forget command on a legacy codebase. My current attempt has led me to the following script, which…
I am trying to use ansible to modify the hostnames of a dozen newly created Virtual Machines, and I am failing to understand how to loop correctly. Here is the playbook I've written: --- - hosts: k8s_kvm_vms tasks: - name:…
Could someone explain the following behavior of the "if" block of bash ? I use the following simple code check if the first_value is less than the second_value first_value=67 second_value=2 if [[ "${first_value}" < "${second_value}" ]]; then echo "Yes" else…