Self-contained C/C++ profiler library for Linux

NGINX leads the pack in web performance, and it’s all due to the way the software is designed. Whereas many web servers and application servers use a simple threaded or process-based architecture, NGINX stands out with a sophisticated event-driven architecture that enables it to scale to hundreds of thousands of concurrent connections on modern hardware.

Extending C with cmacro

Package managers like Composer for PHP and NPM for Node have become essential tools for simplifying a developer’s life. A package manager is a tool for keeping track of what you’ve installed, as well as installing and upgrading packages. They also check for dependencies and compatibility. Bower is a package manager for the web.

Devise a fast algorithm for computing the number of 1-bits in an unsigned integer. If the machine supports n-bit integers, can we compute the number of 1-bits in O(log n) machine instructions? Can we compute the number of 1-bits in O(b) machine instructions where b is the number of 1-bits in the integer?