Tag: std::unordered_map

All the articles with the tag "std::unordered_map".

• Mastering C++ reserve(): The Performance Game-Changer You're Probably Not Using Enough

  Published: May 28, 2025

  After nearly four decades of writing performance-critical C++ code, I've seen countless developers overlook one of the most impactful optimizations hiding in plain sight: the humble reserve() method.

• C++ Iterator Invalidation

  Published: Feb 19, 2025

  Iterator invalidation is one of C++’s most unforgiving pitfalls.