D (Programming Language) VS Stats

• 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

• 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.

• Open Source
  Being open source, Stats allows users to inspect, modify, and enhance the code to suit their needs. This fosters transparency and community collaboration.
• User-Friendly Interface
  Stats offers a clean and intuitive interface, making it easy for users to monitor various system parameters like CPU usage, memory usage, disk activity, and more.
• Customization
  Users can customize which metrics to display and how they are presented, providing a personalized experience tailored to individual user needs.
• Compatibility
  Stats is compatible with macOS, making it an excellent choice for Mac users who want a native monitoring tool.
• Regular Updates
  The project receives regular updates and improvements, ensuring it stays relevant and bug-free over time.
• Lightweight
  Stats is a lightweight application that doesn’t consume much of your system's resources, allowing it to run in the background without impacting performance.

Possible disadvantages

• Limited to macOS
  Stats is only available for macOS, limiting its usability to users on other operating systems like Windows or Linux.
• Dependency on External Libraries
  Since it relies on external libraries and frameworks, there could be compatibility issues or additional vulnerabilities that arise from these dependencies.
• Steep Learning Curve for Non-Techies
  While the interface is user-friendly for tech-savvy individuals, non-technical users might find it challenging to interpret the data provided by the app.
• Community-Driven Support
  As an open-source project, user support is predominantly community-driven, which might not always be as timely or reliable as dedicated commercial support.
• Potential Bugs
  Like any open-source project, there could be bugs or unfinished features that might disrupt the user experience until they are patched by the community.

D Language Tutorial

AP Stats - Cram Review (2019)

• Ask HN: What is your (AI) dev tech stack / workflow? (June 2026)

  I've spent 2 weeks (2-4h per day) to make D language[1] version of Sciter SDK [2] Choice of AI "tooling" was by accident - typed something like "how to define copy constructor in D for custom structure" in Microsoft's Copilot in Edge... - Source: Hacker News / 4 months ago

• Rue: Higher level than Rust, lower level than Go

  > Mostly, I am not really trying to compete with C/C++/Rust on speed, but I'm not going to add a GC either. So I'm somewhere in there. Out of curiosity, how would you compare the goals of Rue with something like D[0] or one of the... - Source: Hacker News / 10 months ago

• Pony: An actor-model, capabilities-secure, high-performance programming language

  The D language home page has something similar with a drop down with code examples https://dlang.org/. - Source: Hacker News / about 1 year ago

View more

• Building a macOS app to know when my Mac is thermal throttling

  You can just ping your CPU usage to the menu bar and monitor that. I have CPU and total system wattage up there so I always know if something weird is going on. https://github.com/exelban/stats. - Source: Hacker News / 10 months ago

• Leaked Apple M5 9 core Geekbench scores

  Try installing Vitals.app open source app to see what's going on: https://github.com/hmarr/vitals Stats is another good one too: https://github.com/exelban/stats. - Source: Hacker News / about 1 year ago

• Ask HN: What macOS apps/programs do you use daily and recommend?

  * MacPorts: Everything you need to make Apple Unix equivalent to a Linux box, plus more. Works with the Apple OS, not against it. Doesn't put things in weird places or expect to disable SIP etc. Updates the old versions of CLI stuff that... - Source: Hacker News / over 2 years ago

View more