Mesosphere is a software solution that expands upon the cluster management capabilities of Apache Mesos with additional components to provide a new and novel way to manage server infrastructures. In this tutorial, we will briefly explain what each key component of Mesosphere does, starting with Apache Mesos, and show how each is used in the context of Mesosphere.
This tutorial will demonstrate how to plan and set up a sample production application from start to finish. Hopefully, this will help you plan and implement your own production server environment, even if you are running a different application on a completely different technology stack. Because this tutorial covers many different system administration topics, it will often defer the detailed explanation to external supporting articles that provide supplemental information.
Using a firewall is as much about making intelligent policy decisions as it is about learning the syntax. Firewalls like iptables are capable of enforcing policies by interpreting rules set by the administrator. However, as an administrator, you need to know what types of…
An introduction to Static Site Generators and the underlying web technologies that power it.
Frecuentemente tu preocupación principal es la de activar y poner en marcha tu aplicación al momento de configurar la infraestructura. Sin embargo, el tener una aplicación que es funcional, pero que no tiene en cuenta las necesidades de seguridad asociadas a la…
In this tutorial, we will go over the important data types native to Python: integer, float, Boolean, string, list, tuple, and dictionary.
Los sistemas de administración de bases de datos (DBMS) son programas que permiten a los usuarios interactuar con una base de datos. Les permiten controlar el acceso a una base de datos, escribir datos, ejecutar consultas y realizar otras tareas relacionadas con la…
A firewall is a system that provides network security by filtering incoming and outgoing network traffic based on a set of user-defined rules. In general, the purpose of a firewall is to reduce or eliminate the occurrence of unwanted network communications while allowing all legitimate communication to flow freely. In most server infrastructures, firewalls provide an essential layer of security that, combined with other measures, prevent attackers from accessing your servers in malicious ways.
При настройке сетевой инфраструктуры чаще всего основной задачей является установка и настройка приложений. Однако настройка приложений без обеспечения корректных мер безопасности может иметь разрушительные последствия для вашей инфраструктуры в долгосрочной перспективе. В этой…
DNS, or the Domain Name System, is an integral part of how the internet functions today. However, the way that DNS works is often quite mysterious for new administrators. In this guide, we will discuss some of the common terminology and concepts that are involved in DNS configuration.
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