Code? – Kevlin Henney

Discover the true value of code in this thought-provoking talk, exploring its significance, testing, refactoring, and evolution in software development.

Key takeaways
  • Code is often misunderstood and misused. It can refer to a set of instructions for a computer or a sequence of symbols.
  • The value of code lies not in its complexity, but in its correctness and ability to serve a purpose.
  • Clear code is only that which is concise, readable, and testable.
  • The most valuable code is that which is evolving and changes with new learning.
  • The concept of code is often mixed with comments, which are actually a form of code.
  • The author laments the fact that many developers do not test their code and only learn about the problems when it is too late.
  • Effective code is not about being elegant or beautiful, but about serving a purpose.
  • Comments are not always useful and should be removed after a refactoring cycle.
  • Discussion about the concept of code and its relationship to programming.
  • The importance of testing and refactoring code to ensure it is correct.
  • The evolution of code and its ability to change and adapt with new learning.
  • The author shares his opinion on the limitations of programming languages.
  • The importance of embracing the idea that code and testing are intertwined.
  • The value of international codes and standards.
  • Discussion about the concept of code and programming.
  • The importance of clear and concise code.