Chef is a configuration management tool written in Ruby and Erlang. It uses a pure-Ruby, domain-specific language (DSL) for writing system configuration “recipes”. Chef is used to streamline the task of configuring and maintaining a company’s servers, and can integrate with cloud-based platforms such as Internap, Amazon EC2, Google Cloud Platform, Oracle Cloud, OpenStack, SoftLayer,…Continue reading Chef: installation and few basics
Author: saj9min
Ansible: Your First Playbook
In my previous tutorial I had shown you how to install and configuration Ansible in a vagrant machine. We have learnt about few very basic Ad-hoc commands as well. Today I am going to discuss about Ansible-playbook which is vital one. In last article I have deployed four vagrant machine of two different OS and…Continue reading Ansible: Your First Playbook
Ansible: Step by step Installation and configuration on vagrant machine.
Ansible is an open-source software provisioning, configuration management, and application deployment tool. It runs on many Unix-like systems, and can configure both Unix-like systems as well as Microsoft Windows. It includes its own declarative language to describe system configuration. DevOps culture is a recent hot cake trend in IT industry and Ansible is one it’s vital tools. I assume that audience of this tutorial are familiar…Continue reading Ansible: Step by step Installation and configuration on vagrant machine.
The ‘Pointer’ in C++, demystified. [Part-2]
In Part 1 of this series we explored the conceptual landscape of Pointer in C++. We discussed Pointer definition, how a Pointer variable declare, reference and some primary concepts on Pointer . In this article I’ll share a some additional intermediate level examples from the Docker ecosystem that you need to know. At first write following program …Continue reading The ‘Pointer’ in C++, demystified. [Part-2]
The ‘Pointer’ in C++, demystified. [Part-1]
When I first started learning C++, it took me some time to understand the Pointer in C++ and be able to quickly identify Pointer is a variable that point to another variable’s memory address. I found that the hardest thing about understanding the Pointer is that you usually forget the different cases and situations that you have read…Continue reading The ‘Pointer’ in C++, demystified. [Part-1]