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D (Programming Language) VS OCaml

Compare D (Programming Language) VS OCaml and see what are their differences

D (Programming Language) logo D (Programming Language)

D is a language with C-like syntax and static typing.

OCaml logo OCaml

(* Binary tree with leaves carrying an integer.
  • D (Programming Language) Landing page
    Landing page //
    2023-05-09
  • OCaml Landing page
    Landing page //
    2023-10-03

We recommend LibHunt OCaml for discovery and comparisons of trending OCaml projects.

D (Programming Language) features and specs

  • Performance
    D is designed to be a high-performance systems programming language, offering performance comparable to C and C++ through native machine code compilation.
  • Expressiveness
    D features a rich standard library and modern language constructs, such as garbage collection, first-class arrays, and advanced templating, making it easier to write expressive and maintainable code.
  • Memory Safety
    D offers optional garbage collection along with manual memory management. This hybrid approach can help in developing safer applications by reducing memory-related errors.
  • Interoperability
    D can easily interoperate with C API, enabling seamless integration with existing C libraries and systems. It also supports better C++ interoperability compared to other languages.
  • Built-in Unit Testing
    D has built-in support for unit tests, allowing developers to write and run tests as part of the language itself, facilitating test-driven development.
  • Concurrency
    D offers built-in concurrency support with message passing, similar to the actor model found in languages like Erlang, making it easier to write concurrent and parallel programs.

Possible disadvantages of D (Programming Language)

  • Adoption
    D is not as widely adopted as other languages like C, C++, or Java. This limited adoption means fewer libraries, frameworks, and community support.
  • Toolchain Maturity
    While D's compilers and tools have improved over the years, they may still lack the maturity and feature set of more established languages, which can affect developer productivity.
  • Learning Curve
    D's richness and combination of paradigms (such as imperative, object-oriented, and functional programming) can present a steep learning curve for new developers.
  • Garbage Collection
    Although D offers optional garbage collection, its reliance on it for memory safety might be seen as a drawback for real-time system development where deterministic memory management is crucial.
  • Ecosystem
    The ecosystem for D is less vibrant compared to more popular languages, leading to potentially fewer third-party libraries, tools, and resources.
  • Standard Library Documentation
    The standard library documentation can be inconsistent or less comprehensive compared to other languages, making it difficult for developers to fully utilize all features of the language.

OCaml features and specs

  • Strong Type System
    OCaml's type system is robust and supports type inference, which helps catch errors at compile time and increases code maintainability.
  • Functional Programming Features
    OCaml provides strong support for functional programming paradigms, which can lead to more concise and expressive code.
  • Performance
    OCaml compiles to native code, making it suitable for performance-critical applications while retaining the high-level language benefits.
  • Interactive Top-Level
    OCaml provides an interactive top-level or REPL (Read-Evaluate-Print Loop), useful for quickly testing code snippets and prototyping.
  • Pattern Matching
    OCaml's pattern matching is powerful and expressive, allowing for cleaner and more readable code when dealing with complex data structures.

Possible disadvantages of OCaml

  • Steep Learning Curve
    OCaml can be challenging to learn for developers unfamiliar with functional programming or type inference systems.
  • Limited Libraries
    Compared to more popular languages, OCaml has a smaller ecosystem of libraries and tools, which might limit its applicability in some domains.
  • Documentation
    The documentation for OCaml and its libraries can be sparse or insufficient, which can be a barrier for new users.
  • Verbose Syntax
    OCaml syntax can be verbose and may require more boilerplate code compared to some other functional languages.
  • Lack of Parallelism Support
    OCaml's support for parallelism and concurrency is limited compared to some other languages, which could be a disadvantage for highly concurrent applications.

D (Programming Language) videos

D Language Tutorial

OCaml videos

Uncommon Languages: OCaml

More videos:

  • Review - What is Ocaml?
  • Review - OCaml – The Best Coding Language for Blockchain – Dr. Dray at Tezos LA

Category Popularity

0-100% (relative to D (Programming Language) and OCaml)
Programming Language
57 57%
43% 43
OOP
60 60%
40% 40
Generic Programming Language
Development
100 100%
0% 0

User comments

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Social recommendations and mentions

Based on our record, D (Programming Language) should be more popular than OCaml. It has been mentiond 56 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

D (Programming Language) mentions (56)

  • Koto Programming Language
    >For me the biggest gap in programming languages is a rust like language with a garbage collector, instead of a borrow checker. I cannot agree more that's the much needed sweet spot/Goldilock/etc. Personally I have been advocating this approach for some times. Apparently the language is already widely available and currently has stable and wide compiler support including the venerable GNU compiler suite (GDC). It... - Source: Hacker News / about 2 months ago
  • Apple didn't fix Swift's biggest flaw
    Those languages are definitely with us, https://dlang.org/ https://www.embarcadero.com/products/delphi https://www.mikroe.com/mikropascal-arm https://www.eiffel.com/ https://www.ptc.com/en/products/developer-tools/objectada. - Source: Hacker News / 11 months ago
  • Berry is a ultra-lightweight dynamically typed embedded scripting language
    Show examples on the main web page. Try and find an AngelScript example. It's stupidly hard. Compare it to these web sites: https://dlang.org/ https://koka-lang.github.io/koka/doc/index.html https://vale.dev/ http://mu-script.org/ https://go.dev/ https://www.hylo-lang.org/ Sadly Rust fails this too but at least the Playground is only one click away. And Rust is mainstream anyway so it doesn't matter as much. I... - Source: Hacker News / over 1 year ago
  • Small Joys with Odin
    >and D The D language, that is. https://dlang.org. - Source: Hacker News / almost 2 years ago
  • Red Programming Language
    You are both right it seems. GP seems to have omitted withour GC. Number one on your list could be Dlang no? Not affiliated. https://dlang.org/. - Source: Hacker News / almost 2 years ago
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OCaml mentions (32)

  • TypeScript's Lack of Naming Types and Type Conversion in Angular
    Elm, ReScript, F#, Ocaml, Scala… it’s just normal to name your types, then use them places. In fact, you’ll often create the types _before_ the code, even if you’re not really practicing DDD (Domain Driven Design). Yes, you’ll do many after the fact when doing functions, or you start testing things and decide to change your design, and make new types. Either way, it’s just “the norm”. You then do the other norms... - Source: dev.to / 7 months ago
  • ReScript has come a long way, maybe it's time to switch from TypeScript?
    Ocaml is still a wonderful language if you want to look into it, and Reason is still going strong as an alternate syntax for OCaml. With either OCaml or Reason you can compile to native code, or use the continuation of BuckleScript now called Melange. - Source: dev.to / 12 months ago
  • Bringing more sweetness to ruby with sorbet types 🍦
    If you have been in the Ruby community for the past couple of years, it's possible that you're not a super fan of types or that this concept never passed through your mind, and that's totally cool. I myself love the dynamic and meta-programming nature of Ruby, and honestly, by the time of this article's writing, we aren't on the level of OCaml for type checking and inference, but still, there are a couple of nice... - Source: dev.to / over 1 year ago
  • Notes about the ongoing Perl logo discussion
    An amazing example is Ocaml lang logo / mascot. It might be useful to talk with them to know what was the process behind this work. The About page camel head on Perl dot org header is also a pretty good example of simplification, but it's not a logo, just a friendly illustration, as the O'Reilly camel is. Another notable logo for this animal is the well known tobacco industry company, but don't get me started on... - Source: dev.to / almost 2 years ago
  • What can Category Theory do?
    Haskell and Agda are probably the most obvious examples. Ocaml too, but it is much older, so its type system is not as categorical. There is also Idris, which is not as well-known but is very cool. Source: almost 2 years ago
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What are some alternatives?

When comparing D (Programming Language) and OCaml, you can also consider the following products

Nim (programming language) - The Nim programming language is a concise, fast programming language that compiles to C, C++ and JavaScript.

Rust - A safe, concurrent, practical language

Go Programming Language - Go, also called golang, is a programming language initially developed at Google in 2007 by Robert...

GoCD - Open source continuous delivery tool allows for advanced workflow modeling and dependencies management.

V (programming language) - Simple, fast, safe, compiled language for developing maintainable software.

Elixir - Dynamic, functional language designed for building scalable and maintainable applications