ubuntu

How To Create a Riak Cluster on an Ubuntu VPS — step-by-step Linux tutorial on Progressive Robot

How To Create a Riak Cluster on an Ubuntu VPS

This tutorial covers how to set up a Riak Cluster on Ubuntu VPS instances. Riak is a distributed database that offers large performance and redundancy benefits in comparison to traditional relational databases. Riak can be used to create cluster groups that can split up the workload and risk of data storage and access between multiple machines.

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How To Define and Use Handlers in Ansible Playbooks — step-by-step Linux tutorial on Progressive Robot

How To Define and Use Handlers in Ansible Playbooks

In a nutshell, handlers are special tasks that only get executed when triggered via the notify directive. Handlers are executed at the end of the play, once all tasks are finished. In Ansible, handlers are typically used to start, reload, restart, and stop services. In this guide, learn more about how to define and use handlers in Ansible playbooks.

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How to Fix Python `No such file or directory` Compiler Errors When Installing Packages — step-by-step Linux tutorial on Progressive Robot

How to Fix Python `No such file or directory` Compiler Errors When Installing Packages

A common error that you may receive when installing Python modules is the `No such file or directory` error. This error results from Python trying to call your system compiler during module installation, and – because the paths to your system compiler are often hardcoded into Python itself – not finding the compiler files it needs. This tutorial will provide an example of this error, and the steps to fix it on multiple platforms.

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How to Install and Configure Ansible on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

How to Install and Configure Ansible on Ubuntu 16.04

Configuration management systems are designed to make controlling large numbers of servers easy for administrators and operations teams. They allow you to control many different systems in an automated way from one central location. Ansible is a simple configuration management system.

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