2018-03-26

Don't Go, let's Go

Go mascot

My few encounters with Go were pleasant and I stick to the idea that it is a good language.

2018-03-18

Sather's iterators

Coroutines By Tevfik AKTU─×LU - Own work, CC BY-SA 4.0

Sather's way for loops is interesting: you have iterators which yield giving the control back to the caller, very much like coroutines do.

Sather reloaded

Sather Tower By John Galen Howard - from the exhibition catalog of the 'Roma Pacifica' Online Exhibit. Of the John Galen Howard Collection (1955-4), Environmental Design Archives, University of California, Berkeley., Public Domain

Once upon a time, there was Sather… I've briefly said it exists in a previous old article, Languages, OOP, Sather et al..

2018-03-11

Performance-impacting postconditions

Bloody paperwork

Declaring preconditions, postconditions, and invariants, and actually checking them at runtime are two different things.

2018-03-10

Hamming numbers

Tasks and exceptions in Ada

Ada's concurrency facility (tasks) reminds me of Erlang's concurrency facility. I am not fluent in any of these two languages but I like them — Ada is a fresh new entry in the list: seen a bit of it ages ago and I thought to dislike it. Now I'm looking into it again and a litte bit deeper, and I started to like it…