[Docker] – Creating a Docker container with Fedora and a Docker installed inside

Following the steps. 1. Create a Dockerfile with the following content. from fedora RUN dnf install python-pip -y RUN dnf … More

[Books] – How Open Source Ate Software: Understand the Open Source Movement and So Much More

I’d like to share a book recommended by my teammates. I could not read yet, however, following the tip.

[ansible] – Understanding Configuration file (ansible.cfg) and Privilege Escalation

Following an example o ansible.cfg in order to illustrate this explanation. [defaults] remote_user = myuser inventory = inventory [privilege_escalation] become = … 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

[Ansible] – Running commands and using modules

Following the syntax: ansible hostgroup -m module [-a ‘module arguments’] [-i inventory] Note that it will allow you executed actions … More

[Ansible] – Inventories

The inventory is the file where you will config the host which will be used for ansible connect via SSH and … More

[Ansible] – Dynamic Inventories

Why and when is required? The dynamic inventories will be useful to get dynamically the hostnames/machines, which means that they … More

[Mac Os X] – How to install ansible version X?

Following an example/commands to install ansible 2.4. $ brew install python $ pip3 install virtualenv $ sudo pip install ansible==2.4.0 If you … More

[NodeJS] – Publish and manager npm tags

To publish Use $npm publish To publish with a specific tag Use $npm publish –tag=mytag ( E.g development ) To … More

[Docker] – How to create a container with permission to run a process?

If you are trying to execute the command $systemctl start docker inside of a Docker container started by the command as for … More