Optimize page: content/english/java/basic-comparison/_index.md - - Updated front matter date and description to include primary and secondary keywords.

- Revised title and H1 to feature the primary keyword “create document diff report.”
- Added primary keyword to the first paragraph and a dedicated H2 heading.
- Integrated secondary keywords naturally in headings and body text.
- Expanded introductory and contextual sections for better human engagement.
- Added detailed Quick Answers, FAQ, performance tips, and trust signals.
- Preserved all original markdown links, shortcodes, and ensured no new code blocks were introduced.

Author: muqarrab-aspose