Categories
SysOps

How to log systemd service state changes

Log systemd service state changes using rsyslog.

Categories
SysOps

How to display current date-time in different timezone

Use date utility to display current date time in different timezone

Categories
SysOps

How to start service on the privileged port as a regular user

Start service on the privileged port as a regular user.

Categories
DevOps

How to dynamically route HTTPS traffic to LXD instances

Dynamically route HTTPS traffic to LXD instances on a development server.

Categories
SysOps

How to update tar archive

Update tar archive.

Categories
SecOps

How to provide encryption password when using OpenSSL utility

Different ways to provide encryption password when using OpenSSL utility.

Categories
SecOps

How to install AdGuard Home

Install AdGuard Home Network-wide ads & trackers blocking DNS server.

Categories
SysOps

How to access specific file occurrence in tar archive

Access specific file occurrence in tar archive.

Categories
SysOps

How to encrypt or decrypt files using OpenSSL utility

Use OpenSSL utility to encrypt or decrypt files.

Categories
DevOps

How to define multiple disks inside Vagrant using VirtualBox provider

Define multiple disks inside Vagrant using VirtualBox provider. It is not immediately obvious how to achieve it, but everything you need is there.