Quick tutorial on configuring exim and email packages in Cygwin to send emails from Windows command line via SMTP server without authentication.
Articles by grapeot
The Lean Launchpad
修读Steve Blank的创业课程Lean Launchpad的感想：从商业访谈中学习假设验证的科学方法，认识到创业与科研的逻辑共通性，以及对未来职业定位的思考。
From "time management" to "write down what you need to do"
Reflects on simplifying time management from complex Emacs org-mode systems to pen-and-paper todo lists, finding that simpler tools lead to better focus and clearer thinking.
Build a Small-World Fish-Eye Style Panorama
Converting regular panoramas to small-world fisheye style using coordinate transformation from rectangular to polar coordinates, with nonlinear radius mapping to control the virtual camera height.
Efficiency comparison among several platforms for scientific computing
Benchmarks comparing MATLAB, Python, C#, and C++ for scientific computing tasks, finding C# offers a good balance between development speed and runtime performance.