jianhua wang

Hey everyone! 👋 Thanks for checking out TypingMandarin. I built this because I was frustrated with the usual textbook → flashcards → forget → repeat loop. I realized I only truly remembered words when I actually used them — especially when typing. So TypingMandarin combines listening + active recall + typing to make pinyin and tones stick naturally over time. It’s designed to be: Simple enough...

🎨 Scientific plots are beautiful — but hard to find. Whether you're designing a figure, teaching a class, great plots are buried in PDFs and scattered across journals. 🚀 We built Plottie: a searchable library of open-access scientific plots. Think “Unsplash for scientific data visualization.” With Plottie, you can: 🔍 Browse by plot type (e.g. UMAP, Manhattan, Raincloud, ROC curve…) 🧠 Filter by...