Learn how to setup a firewall with UFW on an Ubuntu / Debian cloud server.

Node.js is a JavaScript platform for general-purpose programming that allows users to build asynchronous network applications quickly. By leveraging JavaScript on both the front and backend, Node.js can make web appli...

Package management software allows you to easily control the software on your servers. These tools allow you to install, remove, update, and configure thousands of packages through a unified interface. In this guide, ...

The Apache web server is the most popular way to serve web content on the internet. The Apache provides a modular and scalable server that can satisfy the needs of large and small sites alike. In this guide, we will g...

This article goes over how to install and use LinuxBrew on a Linux VPS.

The previous tutorials in this series guided you through installing, configuring, and running Suricata as an Intrusion Detection (IDS) and Intrusion Prevention (IPS) system. You also…

Hello i have error i don’t know how to fix it can u help me? SQL query: -- -------------------------------------------------------- -- -- Table structure for table `tbadmin` -- CREATE TABLE `tbadmin` ( `fld_id` int(10...

In this tutorial, you will learn how to install and manage Supervisor on a Linux server.

Hi, I have a numerical application written in C++, the Nonuniform Frequency-Dependent Out-of-Order Fast Fourier Transform. I would like to deploy a driver for it which hits it hard, comparing results with a “direct al...

I’ve had a Debian droplet for years now, running some node / Express apps, so I’m pretty familiar with the usual code-based crashes. However I’ve noticed sometimes there is no error. The CPU usage looks totally normal...

In this tutorial you will learn how to configure Suricata’s built-in Intrusion Prevention System (IPS) mode on Debian 11. By default Suricata is configured to run as an Intrusion Detection System (IDS), which only gen...

Being able to import and export your database is an important skill to have. You can use data dumps for backup and restoration purposes, so you can recover older copies of your database in case of an emergency, or you...

I am creating a Reseller service, and I have few things left to finish it, I already have my own metric collector (with python), and now I want to remove the DigitalOcean repositories that are found when I create a dr...

I am working on a senior year engineering project which aims to decrease porch theft. The goal is to implement an IoT solution. I am trying to stream a live feed from a Raspberry Pi 3 B+ to a server so that the users ...

Suricata is a Network Security Monitoring (NSM) tool that uses sets of community created and user defined signatures (also referred to as rules) to examine and process network traffic. Suricata can generate log events...

SSH, or secure shell, is an encrypted protocol used to administer and communicate with servers. When working with a Debian server, chances are you will spend most of your time in a terminal session connected to your s...

When you first create a new Debian 11 server, there are a few configuration steps that you should take early on as part of the basic setup. This will increase the security and usability of your server and will give yo...

Hello community, please tell me how to update debian 10 to 11 correctly?The /etc/apt/sources.list file is generated automatically when droplet is initialized, and as I understand it, nothing can be changed directly in...

Thank you for these useful commandsI try to import a large SQL file but I have this error <b>Fatal error</b>: Maximum execution time of 300 seconds exceeded in <b>C:inNMPWW I tried to increase max_execution_time in ph...

Whenever I give a command to MySQL, such as telling it to “start” or “restart”, I get this error: Failed to start mysql.service: Unit mysql.service not found. At other times (such as when I give the command “mysql”, I...