https://www.pistack.xyz/tags/crossguid/ Recent content in Crossguid on Pi Stack Hugo en-us Sat, 27 Jun 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-06-27-cpp-uuid-guid-libraries-boost-stduuid-crossguid/ Sat, 27 Jun 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-06-27-cpp-uuid-guid-libraries-boost-stduuid-crossguid/ <h2 id="introduction">Introduction</h2> <p>Universally Unique Identifiers (UUIDs), also known as Globally Unique Identifiers (GUIDs), are 128-bit values used to uniquely identify information without a central coordination authority. In distributed systems, database primary keys, and API resource identifiers, UUIDs eliminate the collision risks inherent in auto-incrementing integers and enable offline ID generation — a critical capability for self-hosted, multi-node deployments.</p>