Confusion Matrix Made Simple

Confusion matrix has always been very confusing; we try to mug it up before examination and then after a few days we don't even remember the difference between false positive and true negative. Hen...

Why MongoDB's cursor.skip() is slow?

MongoDB's cursor.skip() is very inefficient, why is that? Even though it is slow and inefficient, team MongoDB wants to continue keeping it. Find out why ...

Blue Green Deployment

Blue-green deployment is a release technique that reduces downtime and risk by running two identical production environments called Blue and Green.

DHCP - Dynamic Host Configuration Protocol

An IP address is the identity of a host or a computer device while connected to any network. When you connect your computer to a LAN or internet, the IP address and other information like subnet ma...