Krzysztof Kowalczyk writes practical, experience-driven posts on software engineering, spanning Go, C++, JavaScript, and modern UI frameworks. His blog covers performance optimization, desktop and web app development, and lessons learned from building products like SumatraPDF and Edna.
24 articles from this blog
A guide to increasing the open file limit on Ubuntu Linux for web apps and servers, covering configuration changes and system reboots.
Explains the confusing behavior of nil comparisons with empty interfaces (interface{}) in Go, detailing why a nil pointer assigned to an interface may not equal nil.
Explains Svelte 5 snippets, covering basics, use cases like reducing nesting, and replacing slots.
A developer shares controversial C++ engineering decisions in the SumatraPDF codebase, focusing on performance, simplicity, and maintainability.
