Challenges Quote by Douglas Crockford
“Software is usually expected to be modified over the course of its productive life. The process of converting one correct program into a different correct program is extremely challenging.”
About This Quote
Source Technical article: Software engineering, 2010
Software must evolve; converting a correct program to another correct one is highly difficult.
In simple terms: Software evolution is challenging.
Key Takeaway
Plan for maintainable code.
Themes
software maintenance
evolution
complexity
Mood
cautious
analytical
Type
technical
practical
When to use this quote
- legacy system updates
- feature addition
- code migration
Key Concepts
Software refactoring
correctness preservation
Questions to Reflect On
- What safeguards ensure correctness during changes?
- How can you reduce refactoring difficulty?
A Different Perspective
Complex changes risk bugs.
![“suppress empty strings in the output array when the separator is a regular expression: var f = '|a|b|c|'.split(/\|/); // f is ['a', 'b', 'c'] on some systems, and // f is ['', 'a', 'b', 'c', ''] on others string.substring(start, end ) The substring method is the same as the slice method except…” quote by Douglas Crockford](https://sms4smile.com/quotes/img-quotes/566/douglas-crockford-19095_productivity_suppress-empty-strings-in-the-output-arr_751466.jpg)
