Best Programming Language | John Carmack and Lex Fridman
Lex Clips
8 min, 52 sec
An in-depth discussion on the best programming languages, their applications, and nuances in programming practices.
Summary
- The speaker discusses their use of Python for AI/ML and acknowledges its limitations and inefficiencies.
- The speaker expresses a preference for C++ for serious programming, appreciating its simplicity and stability.
- Experiences with Lisp and Haskell have influenced the speaker's C and C++ coding style, emphasizing immutable state.
- The speaker touches on the importance of programming languages in project longevity and team collaboration.
- Discusses the trade-offs of language simplicity versus advanced features, using Go, Rust, and C as examples.
Chapter 1
The interviewer begins by asking the interviewee about their favorite programming language.
- The interviewer acknowledges the difficulty in labeling someone as the 'greatest programmer ever' but proceeds with questions about programming preferences.
- The interviewee is asked to name their favorite and the best programming language they've encountered in their career.
Chapter 2
The interviewee discusses their use of Python for AI/ML tasks and highlights the language's inefficiencies.
- The interviewee is not a native Python programmer but uses it for AI/ML work, acknowledging Python's inefficiencies.
- Discusses the dramatic performance difference between Python loops and optimized GPU tensor operations.
Chapter 3
The speaker expresses a strong preference for C++ when it comes to serious programming tasks.
- For serious programming, the interviewee prefers C++, particularly a C-flavored variant, due to its stability and performance.
- Modern C++ features like template meta-programming are not a focus for the interviewee, who sees potential issues with over-abstraction.
Chapter 4
Experiences with Lisp and Haskell have influenced the interviewee's approach to programming in C and C++.
- The interviewee delved into Lisp and Haskell, which changed the way they write C/C++ code.
- The focus on immutable state and the avoidance of random mutable state have become key considerations in their coding practice.
Chapter 5
The interviewee discusses the various aspects of programming that influence a project's longevity and teamwork.
- The interviewee emphasizes the importance of a program's adaptability over time and the ease with which it can be handed off between different programmers.
- Discusses how different programming languages can aid or hinder the transition of code maintenance and learning curves for new team members.
Chapter 6
The interviewee reflects on the simplicity of C and its undervalued asset of being easily understandable.
- Despite criticism, C's simplicity allows programmers to jump in without learning new paradigms.
- The interviewee appreciates well-written C code, despite its association with security flaws.
Chapter 7
The malleability of Lisp is discussed, including the challenges it presents in long-term projects with multiple contributors.
- While Lisp is malleable and allows for creating personalized structures, it makes it difficult for new programmers to engage with large, complex projects.
- The interviewee understands the value of Lisp for small projects but sees potential issues for long-term, collaborative ones.
Chapter 8
The interviewee compares the simplicity of Go, the modernity of Rust, and the ubiquity of JavaScript in projects.
- Go is discussed as a simple language, similar to C, that is easy for programmers to adopt and encourages good coding practices.
- The interviewee shares limited experience with Rust and describes the widespread use of JavaScript in UI development.
Chapter 9
The interviewee addresses the scarcity of exceptional programmers and the significance of programming language choice on project success.
- The interviewee suggests that the abundance of programmers in a language does not reflect the number of great programmers.
- The interviewee argues for using a single language in projects to facilitate team collaboration and knowledge sharing.
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