Reason #1 to choose struct vs class: classes have inheritance, structs do not. If you need polymorphism, you must use classes. Reason #2: structs are normally value types (though you can make them reference types if you work at it). Classes are always reference types. So, if you want a value type, choose a struct. … Read more
Version 1 of D is mature and stable, and there are definitely folks who use it for real work. Phobos is the only standard library that D has ever had or likely ever will have, but D1’s Phobos is lacking enough that various third-party libraries were created to fill in the gaps. Tango is the … Read more
I used D 1.x for doing games and demos, some of them are public domain open source (A, B, C, D, E). D can give you productivity unheard of in C++-land if you are willing to pay the high-price of arguing with everyone about why do you use D. If you go this route, i … Read more
I do bioinformatics work in D. For me, the key thing about D is that it takes a very level-headed approach to tradeoffs and recognizes the principle of diminishing returns. Unlike C++, which adheres rigorously to the zero-overhead principle, D allows features that may have a small performance/space cost if they make the language a … Read more