New electronic, computer and home automation technologies.

easy crontab

Here are the cron expersions you can use in crontab. Examples of Cron Expressions Cron ExpressionMeaning* * * * *Run a cron job every minute*/5 * * * *Run a cron job every 5 minutes0 * * * *Run a cron job every hour0 12 * *...

read more
Sincronización de ficheros en Linux

File synchronization in Linux

In this tutorial we are going to configure rsync and crontab to synchronize files between two machines without using a password and schedule execution times for it. To avoid every time a synchronization script is launched, it asks for the password of the user of the...

read more
Instalar webmin en CentOS 8

Install webmin on CentOS 8

In this tutorial, we will show you how to install Webmin using two different methods on CentOS 8. Prerequisites A server running CentOS 8. User with administration privileges on the server. Getting Started By default, SELinux is enabled on the server...

read more

Wifi Switch ESP8266

Two-channel Wi-Fi switch to be incorporated with simon 31 or Siemmes mechanisms Creating a smart home does not have to be difficult. In fact, there are more and more connected devices for the Smart Home within everyone's reach, such as lighting systems...

read more


15 + 1 =