Bash script Check If Host Is Reachable
Bash Check If Host Is Reachable 20
Add system user and generate RSA keypair + sudoers
Bash script to add user to the system (Dbian/Ubuntu) Visit …
Add system user and generate RSA keypair + sudoers Read More »
How to Install and Configure Ansible on Windows?
Ansible is a popular open-source automation tool that allows system …
How to Install and Configure Ansible on Windows? Read More »
Zimbra reports “ Error: Queue report unavailable – mail system is down ”
After unexpected cold boot when you reboot Zimbra you can …
Zimbra reports “ Error: Queue report unavailable – mail system is down ” Read More »
how to setup proxy for apt in ubuntu / debian
Aptitude will not use the HTTP Proxy environment variables. Instead, …
Changing column collation and character set in mysql database / schema
In the examples below, change: To create the ALTER SQLs, …
Changing column collation and character set in mysql database / schema Read More »
how to disable ipv6 networking on debian / ubuntu
On modern systems IPV6 protocol enabled by default. And in …
how to disable ipv6 networking on debian / ubuntu Read More »
Windows Server 2012 / 2016 how to add a program to startup
Windows Server 2012 doesn’t have the familiar Startup menu. To …
Windows Server 2012 / 2016 how to add a program to startup Read More »
postgresql: how to reset forgotten postgres password
Everything flows and changes, and sometimes is forgotten over time. …
postgresql: how to reset forgotten postgres password Read More »
dahua recorder (dvr / ip camera ) default password
This default password works for the old line of Dahua …
dahua recorder (dvr / ip camera ) default password Read More »
VestaCP – Debian – exim – main option “acl smtp mime” unknown
Error while start exim4 on Debian systems means that the …
VestaCP – Debian – exim – main option “acl smtp mime” unknown Read More »
How to renew letsencrypt ssl certificate 2023
I recently requested an update to our LetsEncrypt certificates to …