If your piece of code has a too many conditional statements, it’s a sign of code smell. For example, lets say you want to make a Covid Vaccination App which requires you to check if the user is eligible for the vaccination. public boolean CheckVaccineEligibility(String vaccineChosen) { if(vaccineChosen=="Covaxin")…

Before jumping into JWT, let's see what HTTP means. HTTP is a stateless protocol used to transfer data over the web. Let's see what we mean by the word stateless here. As you can see from the above diagram, even though the user had sent his credentials for the first…