SSH, o shell seguro, es un protocolo cifrado que se usa para administrar servidores y comunicarse con ellos. Al trabajar con un servidor de Ubuntu, es probable que pase la mayor parte de su tiempo en una sesión de terminal conectada a su servidor a través de SSH. En esta…
LEMP es un grupo de software que se puede utilizar para servir páginas web dinámicas y aplicaciones web. Este es un acrónimo que describe un sistema operativo Linux, con un servidor web Nginx. Los datos del backend se almacenan en la base de datos MySQL y el procesamiento…
Cuando se crea un nuevo servidor de Ubuntu 16.04, hay algunos pasos de configuración que se deben tener desde el principio como parte de la configuración básica. Esto aumentará la seguridad y la usabilidad de su servidor y le dará una base sólida para las acciones…
Unison is an open-source file synchronization tool. In this tutorial, you will install and configure Unison on a pair of servers and use it backup up a directory. You will also configure Unison to use SSH as the secure communication protocol and create a cron job.
Clustering adds high availability to your database by distributing changes to different servers. In the event that one of the instances fails, others are already available to continue serving. Clusters come in two general…
Node-RED is a switchboard for the Internet of Things, a visual tool that helps you connect your favorite apps, websites, and hardware together to do new and useful things. Node-RED has a powerful and flexible interface, and a large open source community creating *nodes* to interact with a wide variety of apps and services. In this tutorial, we’ll install Node.js and Node-RED, get an SSL certificate from Let’s Encrypt, and use Nginx to handle secure connections for Node-RED.
Buildbot is a Python-based continuous integration system for automating software build, test, and release processes. In this tutorial, we’ll create systemd unit files so that the server’s init system can manage the Buildbot processes.
Redis is an open-source key-value data store, using an in-memory storage model with optional disk writes for persistence. It features transactions, a pub/sub messaging pattern, and automatic failover among other functionality. Redis has clients written in most languages with…
In this guide, we will discuss how to install and configure the OpenLDAP server on Ubuntu 16.04. We will then install phpLDAPadmin, a web interface for viewing and manipulating LDAP information. We will secure the web interface and the LDAP service with SSL certificates from Let’s Encrypt, a provider of free and automated certificates.
Relational database management systems are a key component of many web sites and applications. They provide a structured way to store, organize, and access information. PostgreSQL, or Postgres, is a relational database management system that provides an implementation…
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