https://blog.lddi.net/en/posts/ Recent content in Posts on Blog | lddi Hugo en-US Sun, 07 Jun 2026 10:00:00 +0800 https://blog.lddi.net/en/posts/investing-concepts/ Sun, 07 Jun 2026 10:00:00 +0800 https://blog.lddi.net/en/posts/investing-concepts/ A concept map for beginners buying US stocks and broad-market ETFs — covering asset classes, valuation metrics, risk indicators and portfolio strategy, with the must-know core concepts flagged. https://blog.lddi.net/en/posts/vps-vless-setup/ Sat, 06 Jun 2026 14:00:00 +0800 https://blog.lddi.net/en/posts/vps-vless-setup/ A follow-up to the concepts post — this time we actually stand up both REALITY and WS + CDN on a single VPS, covering only the key steps and common pitfalls. https://blog.lddi.net/en/posts/net-proxy/ Sat, 06 Jun 2026 10:00:00 +0800 https://blog.lddi.net/en/posts/net-proxy/ Starting from one core idea — evading detection rather than encryption — this post explains what VLESS, VLESS + REALITY and CDN each solve, and how to choose between them. https://blog.lddi.net/en/posts/github-machine-access/ Mon, 01 Jun 2026 18:00:00 +0800 https://blog.lddi.net/en/posts/github-machine-access/ A fresh machine wants to clone / pull / push your repos but gets stuck on auth. When auth is needed, how to set up SSH keys and tokens, and which to use on a server. https://blog.lddi.net/en/posts/cloudflare-certificates/ Mon, 01 Jun 2026 16:00:00 +0800 https://blog.lddi.net/en/posts/cloudflare-certificates/ Using one idea — a single HTTPS connection split into two hops by Cloudflare — to explain what Edge, Origin Server and Client certificates each do.