Aim Recently, I wanted to execute commands from my local machine (even a CI machine) on a remote Windows EC2 instance. In other words, send a bunch of commands that get executed on a remote EC2 in...

Problem: Packer shows aws.Config.CredentialsChainVerboseErrors When running Packer within GitHub Actions, I saw this error: ==> amazon-ebs.ami_name: Stopping the source instance... amazon-...

Aim: build python code that pulls packages from a custom pypy (Python Package Index). And pushes own packages to that private index. Add to git repo In the git repo, add the following: Add th...

When downloading files in PowerShell, using .NET’s WebClient is way faster than using Invoke-WebRequest. Recently, downloading a 1.5GB file using Invoke-WebRequest took about 20 minutes. For the s...

Set list in a GitHub Actions workflow. And pass it to bash for processing. name: my workflow on: workflow_dispatch: . . . jobs: jobA: # . . . steps: - name: Print Lis...

Save curl httpcode and response in variables for further processing. Found via https://unix.stackexchange.com/a/572434 #!/bin/bash URL="https://example.com" response=$(curl --silent --write-out ...

I often call curl in a bash script. How do I pass variables that I’ve set in bash as arguments to curl’s command line option, say --data? Below is an example without variables. curl \ --header ...

How to declare an array and loop over it? # declare array: https://www.gnu.org/software/bash/manual/html_node/Arrays.html declare -a myArray=("Linux Mint" "Fedora" "Red Hat Linux" "Ubuntu" "Debian...

My docker container doesn’t have a tool (e.g., telnet) installed. How do I run that tool without installing it in the container? That tool (say, telnet) is already available on the host. nsenter a...

For small projects, I’d still like to handle their credentials carefully while keeping the effort small. Since KeePass is a low-effort Password Manager, why not get automation tools to read creden...