How to preform reverse DNS lookup
Preform reverse DNS lookup using dig command-line utility.
Recent notes
How to take control over trash using command-line
Take control over trash using command-line utility.
How to display addresses assigned to network interfaces using Python
Display addresses assigned to network interfaces using Python script.
How to perform multiple indexing operations using single API call
Perform multiple indexing operations using single API call to Elasticsearch cluster.
How to create Kubernetes cluster
Create Kubernetes cluster.
How to send syslog messages using command-line utilities
Send syslog messages using logger, bash and netcat command-line utilities.
How to delete Elasticsearch indices using wildcard expression
Delete Elasticsearch indices using wildcard expression.
How to list outgoing connections
List outgoing connections.
How to filter specific IP address
Filter specific IP address.
How to display default gateway
Display default gateway.
How to display release information
Display release information using command-line.
How to check for pending upgrades on Ubuntu
Check for pending upgrades on Ubuntu.