Rust is a systems programming language that has gained significant attention in recent years due to its unique blend of safety, performance, and concurrency support. As a developer, you may be wondering whether Rust is right for your next project. In this blog post, we’ll explore the reasons behind Rust’s popularity in 2024 and how it can enhance your development experience.

Here are some amazing facts about Rust Programming Language.

• According to the Stack Overflow Developer Survey, Rust ranks as the most loved programming language for the eighth consecutive year.
• Rust is One of the Fastest Growing Programming Languages, According to The IEEE Spectrum Development report by Tiobe Co.
• There are 2.8 million coders writing in Rust, and companies from Microsoft to Amazon regard it as key to their future.

How Rust Programming Language Came into Existence & Became a Glue Language in the market?

Graydon Hoare, a 29-year-old programmer at Mozilla, found himself frustrated by a familiar foe – a malfunctioning elevator with crashed software. This wasn’t a new experience for Hoare, who lived on the 21st floor. The inconvenience sparked an idea: a new programming language. Existing languages like C++ offered speed and efficiency, but also allowed for memory bugs that caused crashes. Hoare knew these bugs were a major source of software vulnerabilities. Unlike most who might simply curse the stairs, Hoare decided to act. Fueled by his annoyance, he began designing a new language – Rust.

While there are many reasons why developers love Rust, one dying reason for its popularity is the growing awareness of the limitations of C and C++ languages. As more developers face issues like memory safety and performance (I’m sorry to Python and JS devs here), Rust’s unique blend of safety, performance, and concurrency support becomes increasingly appealing.

• Safety:

Rust is designed to prevent common programming errors. Example: null pointer dereferences error, data races error, & buffer overflows. This means that the code will be more reliable and less prone to crashes.

• Performance:

Rust’s performance optimizations, such as zero-cost abstractions and compile-time evaluation, can lead to faster code execution compared to other programming languages. It is helpful in developing software applications for enterprises that require real-time responses.

• Concurrency support:

Rust makes it easy to write concurrent code by providing a safe and expressive API for working with threads and shared data. This can help you develop scalable mobile applications that can handle large workloads without sacrificing performance.

• Cross-platform compatibility:

Rust can be used to develop a mobile applications that run on multiple platforms, including Windows, macOS, and Linux. This makes it a great choice for developing cross-platform applications or libraries that can be used across different environments.

8 Potential improvement opportunities in Rust Ecosystem:

The Rust ecosystem may need improvement. As Rust continues to evolve and grow, it is likely that these areas will be addressed through future updates and developments. Every language has some difficulties and there are some areas where it may not be ideal or could use improvement. Here are some potential debatable weaknesses or limitations of Rust:

1. Lack of Library Support:

While Rust’s standard library is comprehensive, it may not have the same level of library support as more established languages like Python or JavaScript. This can make it more difficult to find pre-built libraries or tools for tasks that are commonly handled in other languages.

2. Limited Dynamism:

Rust is a statically typed language, which means that it can be less flexible than dynamically typed languages like Python or JavaScript. This can make it more difficult to handle certain types of programming tasks or edge cases.

3. Limited Support for Object-Oriented Programming:

While Rust has some support for object-oriented programming (OOP), it is not as robust as the support found in languages like Python or Java. This can make it more challenging to write large, complex OOP applications.

4. Limited Support for Functional Programming:

While Rust has some support for functional programming, it is not as comprehensive as the support found in languages like Haskell or Lisp. This can make it more difficult to write pure functional programs or to use functional programming patterns extensively.

5. Limited Support for Multithreading:

While Rust has some support for multithreading, it may not be as robust as the support found in languages like C++ or Java. This can make it more challenging to write complex multithreaded applications.

6. Limited Support for Generic Programming:

While Rust has some support for generic programming, it may not be as comprehensive as the support found in languages like Haskell or TypeScript. This can make it more difficult to write generic programs that can handle a wide range of data types and patterns.

7. Limited Tooling Support:

While Rust has a growing ecosystem of tools and libraries, its tooling support may not be as extensive as the support found in more established languages like Python or JavaScript. This can make it more challenging to use Rust for certain tasks or projects that require extensive tooling support.

8. Compile Time:

Rust’s compile-time evaluation can sometimes result in slower compilation times compared to interpreted languages like Python or JavaScript. While this can be mitigated with optimizations, it may still be a consideration for developers who need quick turnaround times.

3 Common Myths About Rust Programming Language:

Myth 1: Rust is Always Faster Than Other Languages.

Rust’s emphasis on zero-cost abstractions and memory safety can lead to highly performant code; it’s essential to understand that performance is influenced by various factors, including algorithmic efficiency, compiler optimizations, and hardware architecture. Rust’s performance advantages are not universal and may vary depending on the specific use case and implementation details.

My Opinion: Here is a use case where this Myth stands true. It’s important to acknowledge that Rust isn’t always the absolute fastest option. Here are some scenarios where other languages might have an edge like simple scripting tasks & rapid prototyping.

Myth 2: Rust’s Memory Safety Guarantees Come at the Cost of Performance.

Another common misconception is that Rust’s strict memory safety guarantees necessarily impose a performance overhead. While it’s true that Rust’s ownership and borrowing system introduces some runtime checks to ensure memory safety, these checks are designed to be minimal and often eliminated entirely during optimization. In fact, Rust’s ownership model can lead to more efficient memory management compared to languages that rely on garbage collection, resulting in better performance in certain scenarios.

My Opinion: Here is a use case where this Myth stands true. In highly optimized, tightly-packed code segments, some languages like C might offer a slight edge due to the finer level of control they provide over memory management.

Myth 3: Rust Cannot Achieve Low-Level Performance Comparable to C or C++.

Some developers believe that Rust, being a higher-level language with memory safety features, cannot achieve the same level of low-level performance as C or C++. While it’s true that Rust imposes certain safety checks that may not exist in C or C++, the language provides mechanisms, such as unsafe blocks, to bypass these checks when necessary. Additionally, Rust’s zero-cost abstractions and direct integration with the underlying hardware enable developers to write highly optimized code that rivals the performance of traditional systems programming languages.

My Opinion: Here is a use case where this Myth stands true. When integrating with existing C/C++ codebases, using C/C++ for specific modules might be more efficient due to easier interoperability.

Top 3 Rust Programming Language Development tools:

Rust has a number of tools that can help you streamline your workflow and write better code. Here are some popular ones:

1. Cargo: Rust’s package manager simplifies dependency management and allows you to easily install, manage, and update your project’s dependencies.

2. Rust-lsp: The language server protocol client for Rust provides real-time error reporting and syntax highlighting, making it easier to write and debug code.

3. Rust Analyzer: This static analysis tool can help you identify potential errors and improve the quality of your codebase by providing insights into its performance, safety, and concurrency properties.

Community and Resources to Get Started With Rust Programming Language:

Rust has an active community of developers who contribute to the language, libraries, and tools. Here are some useful resources to get started with Rust:

Rust documentation: The official Rust documentation is a comprehensive resource for learning Rust’s syntax, features, and best practices.

Rust subreddit: Join the Rust community on Reddit to ask questions, share knowledge, and participate in discussions.

Here are some of the open discussions:

• https://www.reddit.com/r/rust/comments/15pqmox/why_is_rust_programming_language_becoming_so/
• https://www.reddit.com/r/rust/comments/1byqs19/can_rust_be_generic_over_synchronicity/

Online courses: Websites like Udemy, Coursera, and edX offer a range of Rust courses, from beginner-friendly to advanced topics.

4 Examples of Companies That Have Used Rust Programming Language

1. Amazon: Amazon uses Rust for building its core services, including its database management system and its content delivery network.

2. Mozilla: Mozilla uses Rust for building its Firefox web browser, taking advantage of its performance, safety, and concurrency features.

3. Dropbox: Dropbox uses Rust for building its file storage and sharing service, leveraging the language’s reliability and scalability.

4. Linux: Many Linux distributions use Rust for building essential system components like the kernel and device drivers.

The Future of Software Development With Rust Programming Language

The future of software development with Rust looks bright. Its focus on memory safety and eliminating errors addresses a long-standing challenge in system-level programming, embedded systems, and other performance-critical areas. While some legacy systems might rely on C or C++, Rust’s ability to achieve comparable performance with built-in safety features makes it a compelling alternative. The growing Rust community, along with a rich ecosystem of libraries and tools, is fostering faster development cycles and more reliable software. As developers prioritize safety and efficiency, Rust is poised to play a significant role in shaping the future of software development.
Whether you’re building a new project or migrating an existing one to Rust, we hope this information has provided valuable insights and resources to help you succeed.

Gaurav Gurjar has been advocating Rust for the last two years for its amazing progress and code development. The content of this blog is not for pressuring Rust developers for enormous work but to spread the contribution towards the Rust community.