Minor content modifications: Similar in scope to bug fixes, these are often treated as small feature enhancements resulting from user feedback or new requirements for the business logic.

小内容修改：与错误修复类似，这些通常作为小的功能增强处理，源自用户反馈或业务逻辑的新需求。

Minor bug fixes: Problems reported by production users or from ongoing application testing often result in minor modifications to application logic.

小错误修改：产品用户所报告的问题或正在运行的应用程序测试中出现的问题通常需要对应用程序逻辑进行小的修改。

As an exercise, use the IDE to step through the other bug - a logic error that can cause an overcharge.

作为一个练习，使用IDE分步探察另一个bug，这是一个导致重复计价的逻辑错误。