today's howtos

posted by Roy Schestowitz on Nov 27, 2022

• How to Transfer Files Between Two Servers Using Rsync

  As a system administrator or a regular Linux user, there are times when you need to transfer files between two servers or two Linux desktop systems.

• How to compile and use the Lua powered Mako Server

  The Mako Server provides a compact and efficient Lua web framework and non-blocking asynchronous sockets in a tiny ready to run application server package. The Mako Server is a good fit for embedded Linux systems such as the Raspberry Pi. Lua is a powerful and fast programming language that is easy to learn and use.

• How to Show Security Warning Message to Unauthorized SSH Users - TREND OCEANS

  To prevent unauthorized access, you can show a security warning message to those users (ex: hackers) and let them know the aftermath.

• How To Install Firewalld on Rocky Linux 9 - idroot

  In this tutorial, we will show you how to install Firewalld on Rocky Linux 9. For those of you who didn’t know, Firewalld is a firewall service daemon that provides a dynamic customizable host-based firewall with a D-Bus interface. In addition, the program offers a variety of other features that make it a valuable tool for keeping your system secure, including the ability to create custom rules and view detailed log files.

  This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the Firewalld on Rocky Linux. 9.

• SD card with Arduino Uno: Wiring Diagram and Code

  Learning to use an SD card module with Arduino and store the data on SD card. The write and read with the SD is performed.