Learn the NumPy trick for generating synthetic data that actually behaves like real data.

Solidworks and Inventor receive a lot of attention, and so we tend to forget the surprising number of other MCAD programs ...

2025年秋，欧洲多家中小企业财务人员陆续收到一封看似普通的邮件：“附件为贵司最新账单，请查收。”随信附带一个名为 invoice_OCT2025.svg 的文件。用户双击打开后，屏幕上只显示一张简洁的矢量发票图——毫无异常。

自2025年初DeepSeek ...