Yuval Shavit

There's a problem with Effes that could prove deadly, at least to object composition: composed objects can conflict in ways that can...

A lot of functional and functional-inspired languages don't have the concept of null . Instead, they have types called Maybe or Optiona...

I've been playing with Effes syntax off and on for the last couple weeks, and I happened across a use case for conjunctive types. I'...

"This business isn't for men of words," said Borja. "It's for men of action." A. Perez-Reverte, The Club Dumas ...

It's time to turn my attention to functions. Like virtually any language, Effes has functions; like any language written in the last few...

I know I've talked about mutability before, but I realized the other day yet another argument against taking immutability too far: it co...

In my last post, I summarized Effes' polymorphism by observing that you can't know exactly how an object will behave unless you crea...