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  • FastCode.Guru Website, Inside & Out

    calendar Mar 17, 2025 · 6 min read · markdown text blog beginner hugo go  ·
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    FastCode.Guru Website, Inside & Out

    How a $3 Domain, Hugo 0.147, and Cloudflare Pages Power a Lightning-Fast C++ Blog


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  • Bit-twiddling vs. Logic in Modern C++

    calendar Feb 11, 2025 · 7 min read · beginner programming syntax  ·
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    Bit-twiddling vs. Logic in Modern C++

    Why if (a & b) is not a free lunch


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  • Practical Profiling with perf on Linux

    calendar Jan 15, 2025 · 4 min read · beginner linux perf pmc counters  ·
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    Practical Profiling with perf on Linux

    perf is the user-space front-end to the Linux perf_event subsystem (the perf_event_open(2) syscall). It offers a uniform command-line interface to hardware Performance-Monitoring Units (PMU), kernel trace-points, software counters, kprobes/uprobes, and eBPF events, hiding the architectural quirks of each CPU family.


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Carlos Reyes

Veteran C++ performance engineer distilling four decades of experience.
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Disclaimer

All content and code are provided for educational use only and reflect the author’s views, not those of any employer, client, or affiliate.

Recent Posts

  • FastCode.Guru Website, Inside & Out
  • Bit-twiddling vs. Logic in Modern C++
  • Practical Profiling with perf on Linux

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