https://www.pistack.xyz/tags/raii/ Recent content in Raii on Pi Stack Hugo en-us Mon, 29 Jun 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-06-29-cpp-raii-scope-guards-smart-resource-handles-boost-folly-gsl/ Mon, 29 Jun 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-06-29-cpp-raii-scope-guards-smart-resource-handles-boost-folly-gsl/ <h2 id="introduction">Introduction</h2> <p>RAII (Resource Acquisition Is Initialization) is C++&rsquo;s cornerstone idiom for resource management — the idea that resource lifetime should be tied to object lifetime. While classes with destructors handle the common case well, there are scenarios where resources don&rsquo;t naturally map to class boundaries: temporary file locks, log scopes, transaction rollbacks, and C API handles that need cleanup regardless of code path.</p>