D (Programming Language) VS Walling

• 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.

• Organized Layout
  Walling allows users to create 'walls' where they can neatly organize notes, links, files, and to-dos in a visual way, enhancing productivity and overview.
• Collaboration
  Users can invite team members to collaborate on walls, making it a good option for both personal use and team projects.
• Flexibility
  The app supports various content types such as text notes, images, files, and links, offering flexibility in the way users collect and organize information.
• Cross-Device Sync
  Walling offers seamless synchronization across devices, ensuring that users have access to their information anytime and anywhere.
• Templates
  The app provides templates for commonly used structures, helping users to get started quickly and easily with their projects.

Possible disadvantages

• Learning Curve
  New users might find the interface and plethora of features overwhelming at first, requiring some time to understand and utilize effectively.
• Cost
  Walling offers a free tier, but some advanced features are only available with a paid subscription, which might be a barrier for some users.
• Internet Dependency
  The app needs an internet connection to sync across devices, which can be a limitation for users who need offline access.
• Limited Third-Party Integrations
  Compared to some competitors, Walling supports fewer third-party integrations, which may limit its utility in more complex workflows.
• Storage Limits
  The free tier includes storage limitations which may be restrictive for users needing to store a large amount of data unless they upgrade to a paid plan.

D Language Tutorial

Walling Review - Is this the next Notion or Google Keep?

More videos

• 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 / 9 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

• Kanban/Outliner/Notes App with checkboxes that allows guests to edit w/o creating an account?

  Maybe Walling? https://walling.app/ I don't remember if they allow anon guests, though. Source: about 4 years ago

• Anybox: The missing bookmark manager for your Mac

  Are you going to add a more visual view, perhaps selectively for a collection? Something along the lines of Pile, Walling, Pinterest or Raindrop.io's Moodboard view? Source: over 4 years ago

• I wish all other productivity apps could have this view. Thanks notion!

  You can check https://walling.app/. Source: over 4 years ago

View more