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Change Tours is a proposed method to improve code comprehension by providing guided interleaving of textual explanations with code changes, particularly for pull requests and AI-generated code.
This blog post argues that type inference in programming languages, while widely adopted, can cause usability problems by increasing cognitive load and hindering code comprehension.
A study with 54 students finds that coding agents improve task completion but harm code comprehension and the ability to extend code without assistance, raising concerns about developer understanding.
The article argues that manually typing out code from memory improves programming comprehension and skills, citing the generation effect, and emphasizes this practice is even more important in the age of AI coding agents.