O autor selecionou o Free and Open Source Fund para receber uma doação como parte do programa Write for DOnations. Com as ferramentas de desenvolvimento na nuvem, a adoção de plataformas IDE…
This tutorial is an ELK Stack (Elasticsearch, Logstash, Kibana) troubleshooting guide. It is structured as a series of common issues, and potential solutions to these issues, along with steps to help you verify that the various components of your ELK stack are functioning properly.
Django is a flexible framework for quickly creating Python applications. By default, Django applications are configured to store data into a lightweight SQLite database file. While this works well under some loads, a more traditional DBMS can improve performance in…
This tutorial covers how to login with root, how to change the root password, how to create a new user, how to give the new user root privileges, how to change the port, and how to disable root login in. This tutorial is written for Ubuntu. When you first create your server, this tutorial explains the first steps you need to take. This tutorial is made for CentOS.
After setting up the bare recommended configuration for a new server, there are often some additional steps that are highly recommended in most cases. In this guide, we’ll continue the initial configuration by tackling some recommended, but optional procedures.
Depois de definir a configuração mínima para um novo servidor, existem algumas etapas adicionais que são altamente recomendadas na maioria dos casos. Neste guia, continuaremos a configuração de nossos servidores, abordando alguns procedimentos recomendados, mas opcionais.
In this tutorial, we are going create a rock-solid CentOS server to host Ruby-on-Rails applications using Nginx and Passenger. We will continue with learning how to automate the process of deployments—and updates—using the Ruby based automation tool Capistrano.
FreeIPA is an open-source security solution for Linux which provides account management and centralized authentication, similar to Microsoft’s Active Directory. In this tutorial, we will be configuring a CentOS 7 machine to authenticate against an existing FreeIPA server.
Kubernetes is a container orchestration system that manages containers at scale. In this guide, you will set up a Kubernetes cluster from scratch with Kubeadm and deploy containerized applications on it.
Packer, by Hashicorp, is a command-line tool for quickly creating identical machine images for multiple platforms and environments. With Packer, you use a configuration file, called a template, to create a machine image containing a preconfigured…
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