What is a typeclass?
Typeclass is a Haskell way of creating the type composition in the world without inheritance. It allows to define a desired behavior in a form of function Read more
Scala has very limited implementation of Enumeration. Enumerated objects can’t extends other classes. Partial replacement for it is to use sealed classes. You Read more
During a last few evenings in my free time I’ve worked on mini-application called micro-burn. The idea of it appear from work with Agile Jira in our commercial project. Read more
Scala has nice static type checking engine but from time to time there are situations when we must downcast some general object. If this casting is not possible Read more
Monad are containers with ‘special powers’, when it comes to applying function over its content.
Validation special power is propagating Failure Read more
Last time in our project we had to add progress bar for visualization of long time running process. Process was made of a few phases and we had to print in which phase we currently Read more
Kolejna partia nagrań z konferencji została udostępniona. Wśród nich m.in. prezentacja Michała Trzaskowskiego o rozpoznawaniu oczekiwań klienta podczas prowadzenia Read more