Cheat Sheet!
The good folks over in the MongoDB Developer Community today published a cheat sheet of basic MongoDB operations. Perfect for that MongoDB Hitchhiker looking to get started!
Gorilla Mongonius
Latest Versions
Server: 4.4.1 
Server: 4.2.10
Server: 4.0.20
Server: 3.6.20
Ops Manager: 4.4.3
Ops Manager: 4.2.18
Compass: 1.22.1
Connector for BI: 2.14.0
Charts: 19.12.2
Shell: 0.4.0
mongocli: 1.6.0
Tools: 100.1.1
Server: 4.2.10
Server: 4.0.20
Server: 3.6.20
Ops Manager: 4.4.3
Ops Manager: 4.2.18
Compass: 1.22.1
Connector for BI: 2.14.0
Charts: 19.12.2
Shell: 0.4.0
mongocli: 1.6.0
Tools: 100.1.1