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Using the site
You may browse, link to, and quote from the site for lawful purposes. Please do not attempt to disrupt the site, bypass its security, introduce malicious code, impersonate another person, or use the comments area to publish unlawful, abusive, or privacy-invasive material.
Articles, code, and other content
Unless a page states otherwise, original articles and images by Xueyufei Zhang remain protected by applicable copyright law. Short quotations with clear attribution and a link to the source are welcome. Republishing a complete article, image collection, or substantial part of the site requires prior permission.
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External links
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The site may be changed, moved, or temporarily unavailable. Articles may be corrected or updated as the author's understanding develops. There is no promise that every page, link, or feature will remain available indefinitely.
Responsibility
The site is provided for general information and learning. To the extent permitted by law, it is provided without warranties about uninterrupted availability, completeness, or suitability for a particular purpose. Nothing in these terms limits liability that cannot lawfully be limited or excludes mandatory consumer rights.
Applicable law
These terms are governed by Italian law, without depriving visitors of any mandatory protections that apply under the law of their place of residence.
Contact
Questions about these terms or permission to reuse content can be sent to contact@zxyf.it.