Determine which SSH public key was uploaded to the web service.
Category: SysOps
System Operations
Categories
How to configure Hadoop topology mapping
Configure Hadoop topology mapping using TXT DNS records.
Display IP address in a more readable format.
Categories
How to perform basic HDFS operations
Let’s perform basic HDFS operations.
Switch from Dropbear to OpenSSH on DietPi.
Display current mappings for encrypted devices (LUKS) .
Open LUKS2 encrypted volume on a low memory device.
Categories
How to clear Pi-hole audited domains list
Alter or clear audited domains list on Pi-hole instance.
Categories
How to create Hadoop cluster
Create a basic Hadoop cluster to play with it.
Categories
How to export block devices list as JSON
Export block devices list as JSON and parse using jq utility.