Transfer Learning (12): Industrial Applications and Best Practices

Sun, 06 Jul 2025 09:00:00 +0000

A three-person team at a fintech startup shipped a fraud-detection model in two weeks that outperformed the previous system built by 12 engineers over 6 months. The secret? They fine-tuned a pretrained transformer on 5,000 labeled transactions instead of architecting a rule-based ensemble from scratch. The model caught 23% more fraud in the first month while cutting false positives in half. When their VP of Engineering asked why the old team took so long, the answer was simple: they didn’t have transfer learning.

Docker and Containers (7): Security — Running Containers Without Giving Away the Keys

Thu, 22 Jun 2023 09:00:00 +0000

Docker’s default configuration prioritizes convenience over security. Containers run as root, have access to a broad set of Linux capabilities, and can write to their entire filesystem. This is fine for development but dangerous for production. A container escape vulnerability in a root-privileged container means an attacker can take over the host. Let’s fix that.

The Threat Model#

Before securing your setup, understand what you’re defending against:

Best Practices on Chen Kai Blog

Transfer Learning (12): Industrial Applications and Best Practices

Docker and Containers (7): Security — Running Containers Without Giving Away the Keys

The Threat Model#