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'm getting different errors running the code below (it counts the number of .mp3 files in each user directory): for us in /home/* do if [ -d $us ] then LT=$(find $us -name "*.jpg" -o -name "*.mp4" -o -name "*.mp3")…
[servername]# su postgres -c 'cd ~; psql -c "SELECT * FROM pg_catalog.pg_user WHERE usename LIKE name;"' ERROR: column "name" does not exist LINE 1: SELECT * FROM pg_catalog.pg_user WHERE usename LIKE name; ^ Tried vary ways but no one of…
I want to deploy an Ubuntu VM on Azure and automatically execute a few lines of Bash code right after the VM is deployed. The Bash code is supposed to install PowerShell on the VM. To do this, I use…
I am trying to deploy an application on Azure App Service. I have created a deployment with Python 3.9.7, but my app needs Python 3.9.12. How do I upgrade python's version? In Azure App Service > Configuration > General Settings…
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…
So I have an app deployed with docker but I'm tired to delete and rebuild the image everytime so i used wrote a script to do everything for me: #!/usr/bin/env sh docker-compose ps # lists all services (id, name) docker-compose…
I am unable to delete PostgreSQL database in azure using the below command: az PostgreSQL db delete Is there any other script such as bash to clean up azure postgreSQL database?
I encountered this bash script and wanted to know what sed -i is doing and what's up with the /s and /g? I looked at the manpages and it says text sed is used to transform text and the i…
I am trying to package some videos on an ubuntu-ec2 machine using shaka packager and following official tutorial. So I have a list of multi resolution files i.e. original=x.mp4, converted are x_480p.mp4, x_360p.mp4 and so on. My lowest resolution is…