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Ideas and practical approaches to understanding software, making informed changes and working with AI.
Entry pointcheckout.test.ts
01Checkout servicecheckout-service.ts
02Payment gatewaypayment-gateway.ts
03Code understanding
Why large codebases are hard to understand
The difficulty is often in relationships, boundaries and historical decisions rather than the number of files.
Read articlecheckout-service.tsImports these modules
01payment-gateway.tsPayment adapter
02order-service.tsOrder model
03Code understanding
Beyond file search: asking questions about structure
Search locates text; structural exploration helps explain how the results participate in a system.
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