Airfare can be one of the most expensive parts of traveling. Apps make it easy to track trends in fare prices, look for deals and book flights. Some apps are completely free to use while others may ...

A single server setup is where everything runs on one machine—your web application, database, cache, and all business logic.

Ouellet, Melissa, and Michael W. Toffel. "Empirical Guidance: Data Processing and Analysis with Applications in Stata, R, and Python." Harvard Business School Working ...

Breaking into 4 independent services means: Scale each based on actual need (crawler needs 10 instances, matcher needs 2) Test one piece at a time (ship faster, iterate publicly) Different tech ...