A diff is a review aid: it highlights a difference, but a human still needs to decide whether the change is correct and complete.
Read the context around a changed line.…
Read the context around a changed line. A small wording edit can alter a requirement, an example, or an instruction even when the diff is visually short.
For code and configuration, run the relevant…
For code and configuration, run the relevant tests after reviewing the diff. Text comparison cannot detect every semantic or runtime consequence.
Avoid pasting secrets, customer records, or confidential…
Avoid pasting secrets, customer records, or confidential drafts into a public utility. Use a local or approved internal comparison tool for sensitive material.
Use the related tool carefully
This guide is paired with a browser-only utility. The tool is a practical aid for small examples and inspection; it is not a substitute for application testing, a formal data pipeline, or professional review where the decision has higher consequences.
Open the related Text Diff Checker