Scan for listening daemons at a given port for any website to check if a client’s connection succeeds.

1. In your shell, run the command for a website you are looking to probe a connection:`nc -vz wikipedia.com 443`

Host small, maintainable, and editable file components in the cloud

1. Write a gist in http://gist.github.com/
2. Locate the raw gist URL…

Manage kubernetes and docker containers locally

1. Install kubectl: curl -Lo kubectl http://storage.googleapis.com/kubernetes-release/release/v1.3.0/bin/darwin/amd64/kubectl && chmod +x kubectl && sudo mv kubectl…

Test fresh docker installations inside CoreOS using Busybox

1. Install docker in your machine.
2. Run: docker run busybox /bin/echo hello world

Use symbolic links to easily add custom scripts to your development/build pipeline.

1. Write a unix executable file that accomplishes a task.
2. chmod 755 Give file executable…