Java

Not so great kafka configuration and how I fixed it

Property-based testing 4 JUnit

Just wanted to share that I’ve decided to publish my new JUnit test runner which allows to do property-based testing. I’ve wrote it a few days ago and it looks quite promising.

Optional type and monads

We all need to write some validation code from time to time. Usually this logic is implemented using if-else statements. Suppose our method expects Document entity as an argument and if customerId is not set, we should throw an exception. Sounds simple at first, but what if our…

Currying in Java

I’m all into functional programming nowadays. I’m learning new ways of thinking every day. I feel that thinking from functional perspective is very beneficial as it helps you to solve your problems in very elegant way. Of course, functional programming is not a silver bullet, there are some cases…