It depends on what you're doing. If you're writing sorting algorithms, it's not far from Java (C++, really, but). If you're writing something multi-threaded, or

It depends on what you're doing. If you're writing sorting algorithms, it's not far from Java (C++, really, but). If you're writing something multi-threaded, or asynchronous, or with polymorphism, it's very different. If you're writing data structures that involve pointer-juggling, it's extremely different unless you bail out and use unsafe!{}.