Crontab for MySQL backup
How to kill nginx caching
Create a bash function with parameters
Generate a sequence of numbers in bash
Get a proper list of services which are currently running
Routers, hubs and switches
Rename multiple files by pattern in bash with find
Get instance metadata in AWS
Generate file contents using cat, here-document and environment variables
What is a Linux distribution
Over 300GB logs size due to "AER PCIe Bus" errors
Disable automatic sleep in Debian testing
Resizing AWS EC2 partition
Read yaml values from encrypted file with ansible-vault using python
Check if string is present in usernames in multiple AWS accounts using awscli and jq
Quick way to create a dababase and user with password for MySQL/MariaDB
Monitor page load with PhantomJS, Nagios and Ruby
Several methods to write ISO to flash drive
Drop multiple measurements from InfluxDB database using a pattern
Archive all directory logs except today with find and gzip
Format strings in Terraform
Save results of MongoDB query in a JSON file
Check Elasticsearch status from Nagios
Don't log commonly missing files in nginx
Pack and delete only specified log files by template with tar seq and printf
Convert a MongoDB cloned server from replica set to a stand alone server
How to scroll inside screen
How to retrieve entire site via command line using wget
How to reset the password for any RabbitMQ user
Batch change passwords on multiple AWS accounts
Restart Gnome-shell without killing running applications
Executing bash and groovy commands on a Jenkins node
Modify default autogen retention policy in InfluxDB
How to remove "Send to device" in Chrome right click
Delete artifact from Nexus repository using REST API
Get IP address from console
Take a screenshot of a specific area in Gnome
What is cloud computing
Check password protected certificate expiration date with OpenSSL
What is continuous integration
Linux add swap space oneliner