SysAdmin

Snapshot and backups are similar yet different in terms of how they are used and how they store data. In this article we will explain what snapshots and backups are, how they work and what is the difference between the two.

There are three basic types of backups: full, incremental and differential. Each option has its pros and cons. Configuring your backup plan with one or the other will depend on your needs, priorities and resources. Learn more about different types of backups here.

Configure CentOS network settings using the command line or the Network Manager TUI. This guide shows you how to change network specifications and set up a static IP or configure the network interface for DHCP.

Once you install MariaDB, one of the first things you need to do is to create a new MariaDB user. This article explains how to create a MariaDB user, and then how to grant privileges to the newly created user.

Learn how to export a PostgreSQL table to a .csv file. This feature is especially helpful when transferring the table to a different system or importing it to another database application. The guide shows you how to use either the COPY or the /copy command to export PostgreSQL databases and columns as .csv files.

Git, the popular version control system, has a plethora of commands for managing your project history. This article lists out all the important commands every developer will need at some point. For future reference, it includes a downloadable PDF Git commands cheat sheet.

Rsync is a Linux tool that allows you to transfer files to another location. You can customize the command by using the exclude option detailed in this tutorial.

The Apache web server is widely used, especially as part of the LAMP stack software package. Learn how to install Apache on CentOS 8, configure firewalld, and start managing your web server with this simple updated tutorial.

Nginx, a popular, open-source HTTP web server, is used for hosting many high-traffic websites. It is part of the LEMP stack, an alternative to the popular LAMP stack. It is faster and lighter than the traditional Apache web server. It is also a reverse proxy, mail proxy, HTTP cache, and a load balancer.

Rsync is a Linux tool that allows you to transfer data over SSH to a remote server securely. Use the options for the rsync command to adapt the tool for your specific use case.