Tech

3 posts

Power BI, Web3, network freedom — tools and protocols I've actually used.

Tech2026-04-28

After KuaiLian VPN Was Blocked: The Underlying Logic of Circumvention Tools and Survival Guide

The GFW's offensive-defensive arms race has evolved from Freegate to Hysteria2. What stages have circumvention tools gone through, and what's a realistic option for ordinary people?

Tech2026-03-28

Power BI Visualization in Practice: From Data to Insights

Data visualization isn't about making charts prettier — it's about making decisions faster and more accurate. This is the core methodology I distilled from 3 years of Power BI practice.

Tech2026-02-20

Web3 Zero-Cost Entry: My First Step into DeFi

Not willing to spend real money? How do you experience DeFi risk-free? Airdrop farming, testnet faucets, simulated trading — the zero-cost player's first lesson.