DEV Community: Vievk Bhadra

When does std::shared_mutex beat std::mutex? Google Benchmark shows a crossover: mutex wins at low threads, shared_mutex scales under reader contention https://techfortalk.co.uk/2026/01/03/when-stdshared_mutex-outperforms-stdmutex-a-google-benchmark-study/

Vievk Bhadra — Sun, 04 Jan 2026 11:57:23 +0000

When std::shared_mutex Outperforms std::mutex: A Google Benchmark Study – Tech For Talk

In multi-threaded programming, protecting shared resources is crucial. std::mutex is common, but may bottleneck performance when many readers access data. std::shared_mutex can optimize scenarios w…

techfortalk.co.uk

Often, std::span in C++20 is a better choice when designing interfaces that accept data buffers from users. this post explains why: https://techfortalk.co.uk/2025/12/30/stdspan-c20-when-to-use-and-not-use-for-safe-buffer-passing/ #cpp #programming

Vievk Bhadra — Tue, 30 Dec 2025 17:53:00 +0000

std::span C++20: When to Use (and NOT Use) for Safe Buffer Passing – Tech For Talk

This post discusses the importance of efficient data handling in modern C++, exploring methods of passing contiguous data buffers to functions, including raw pointers, std::vector, std::array, and …

techfortalk.co.uk

Choosing the Right C++ Containers for Performance

Vievk Bhadra — Wed, 24 Dec 2025 14:53:17 +0000

I wrote a short article on choosing C++ containers, focusing on memory layout and performance trade-offs in real systems.

https://techfortalk.co.uk/2025/12/24/optimal-c-containers-for-performance-efficiency/