How to clean my local docker and prune all images?

Following the command. $ docker system prune -a

How to kill the kubectl proxy?

error: listen tcp 127.0.0.1:8001: bind: address already in use It means that; the process is running and using the port. … More

[Kubernetes] – Using port-forward to expose applications for debugging purposes

The command kubectl port-forwardallow us to expose a port. When it should be used?  It is the ideal solution for … More

[Util] – How to change the permissions of a file in order to make it an executable script?

Use the command chmod to apply the permission 755. Following an example. ( Note the x at the end in … More

[OpenShift] – How to allow auto shell completion for Minishift installation on MacOSx?

Following the commands. Use brew to install : brew install bash-completion Run : $source $(brew –prefix)/etc/bash_completion Run : oc completion … More

[OpenShift] – Why the oc command line is not working in my Minishift local installation? How to install oc tool for Minishift?

The Minishift installation has the oc tool by default already and it is not required be download and/or installed. In … More

[Utils] – Configuration to show the current git branch on the terminal

Following the result of this setup. To do this setup go to the bash_profile and add the following code.  (~/.bash_profile … More

[DevOps] – How to solve DNS issues? How to use Google Public DNS?

Your default DNS is that of the access provider, but you can change this if there is a problem in … More

[CommandLine] – How to change DNS/resolv.conf into ubuntu? How don’t lost the changes after reboot the system?

Edit the head file as sudo and run the command for the “resolv.conf” file be automatically generated again. # To edit … More

[CommandLine] – How to copy a local file to a remote service? How to do a `scp` with a public key?

scp -r -i mykey.pem <file_path> <server_user>@<server_ip>:<server_path_file>