Zichenhttps://blog.withzichen.com/Zichen's website; a page about random thoughts and notable experiencesThu, 16 Apr 2026 04:42:02 PDTen-gbSelf-hosted Email Servershttps://blog.withzichen.com/blogs/08/https://blog.withzichen.com/blogs/08/Wed, 04/15/2026 00:00:00 +0000View the article in the websiteWhere did the Source Code Go?https://blog.withzichen.com/blogs/07/https://blog.withzichen.com/blogs/07/Fri, 12/26/2025 00:00:00 +0000View the article in the websiteBig Integers: Fast Multiplicationhttps://blog.withzichen.com/blogs/06/https://blog.withzichen.com/blogs/06/Sun, 12/14/2025 00:00:00 +0000View the article in the websiteBig Integers: Addition and Subtractionhttps://blog.withzichen.com/blogs/05/https://blog.withzichen.com/blogs/05/Sun, 11/30/2025 00:00:00 +0000View the article in the websiteBig Integers: API Design in C++https://blog.withzichen.com/blogs/04/https://blog.withzichen.com/blogs/04/Sat, 11/29/2025 00:00:00 +0000View the article in the websiteDDNS Setup for Cloudflarehttps://blog.withzichen.com/blogs/03/https://blog.withzichen.com/blogs/03/Tue, 11/18/2025 00:00:00 +0000View the article in the websiteSelf-hosted Xray Proxyhttps://blog.withzichen.com/blogs/02/https://blog.withzichen.com/blogs/02/Sat, 05/24/2025 00:00:00 +0000View the article in the websiteHello worldhttps://blog.withzichen.com/blogs/01/https://blog.withzichen.com/blogs/01/Mon, 11/04/2024 00:00:00 +0000View the article in the websiteAbouthttps://blog.withzichen.com/about/https://blog.withzichen.com/about/Mon, 01/01/0001 00:00:00 UTCView the article in the websiteProjectshttps://blog.withzichen.com/projects/https://blog.withzichen.com/projects/Mon, 01/01/0001 00:00:00 UTCView the article in the website