Categories
DevOps

How to install Cluster Manager for Apache Kafka

Install Cluster Manager for Apache Kafka, previously known as Kafka Manager on Debian Bullseye.

Categories
SysOps

How to update Hadoop heartbeat interval

Update Hadoop heartbeat interval to mark data node as dead at the predefined period of time depending on your requirement.

Categories
SysOps

How to perform reverse DNS lookups

Perform reverse DNS lookups to map addresses to names.

Categories
SysOps

How to validate Hadoop configuration files

Validate Hadoop configuration XML files.

Categories
DailyOps

How to record terminal session in a tmux friendly way

Record terminal session in a tmux friendly way.

Categories
DailyOps

How to adjust Firefox UI density

Adjust Firefox user interface density to something more appropriate on desktop.

Categories
SysOps

How to determine which SSH public key was uploaded to the web service

Determine which SSH public key was uploaded to the web service.

Categories
SysOps

How to configure Hadoop topology mapping

Configure Hadoop topology mapping using TXT DNS records.

Categories
SecOps

How to export 1Password data

Export 1Password passwords using a command-line utility on Linux.

Categories
SysOps

How to display IP address in a more readable format

Display IP address in a more readable format.