performance
4 articles tagged with "performance"
Tech Feeds
How to Check 10 Million Usernames in Under 1 Millisecond
Every second, platforms like GitHub, Instagram, and Twitter process thousands of username availability checks. A seemingly simple operation that becomes a critical performance bottleneck at scale. I b...
Basic Knowledge on the Performance Tuning and Performance Testing of Web Systems
What is this article? I work at a web company, handling the maintenance and operation of web systems. In this role, I am often asked, particularly by junior engineers, about how to proceed with perf...
How to Run Jest Integration Tests in Parallel Using Isolated SQL Schemas
In one of our TypeScript/Node.js services, most of our confidence comes from integration tests, with a deliberately thin layer of unit tests applied only where business logic is sufficiently complex t...
How to Create Memory-Efficient Software: A Practical Guide for Developers
This article provides a comprehensive guide on creating memory-efficient software, emphasizing the importance of understanding memory management across different programming languages. It covers practical techniques such as data structure selection, object reuse, memory profiling, and effective caching strategies to optimize performance and reduce costs.