Win32 on RICO STUDIO

[High-Performance C++ Engine #1] Why Legacy Win32/MFC Trading Systems Freeze at the 9:00 AM Market Open

Sat, 17 Oct 2026 01:00:00 +0900

An architectural dissection of why multi-decade Win32/MFC desktop trading platforms suffer from severe UI freezing during the 09:00 AM market open packet surge.

[High-Performance C++ Engine #5] 1% CPU & 1-Second Lag War Stories (Message Storms, ActiveX Batching, 60-Cell Clipping)

Sat, 17 Oct 2026 05:00:00 +0900

How we hunted down and eliminated three subtle production bottlenecks—423/s Win32 message storms, ActiveX COM per-cell redraw overhead, and a 1-second quote refresh lag in the 60-symbol MultiQuoteMatrix—using In-Flight Latches, COM Redraw batching, persistent back-buffer clipping, and scheduler tuning.

[C++] Tracking & Resolving Zombie Process Bugs in Large-Scale MFC HTS Architecture

Wed, 02 Sep 2026 20:50:00 +0900

Enterprise financial Home Trading Systems (HTS) operate on massive C++/MFC codebases spanning decades of development. Following the integration of a new high-throughput memory cache module, a critical bug surfaced: closing the main HTS window immediately without launching any trading screens left the main executable permanently hanging as a background zombie process.

[C++/Win32] Windows IPC & Memory Management Architecture: From WM_COPYDATA to Lock-Free MPMC Shared Memory

Thu, 13 Aug 2026 21:30:00 +0900

When engineering high-frequency trading (HFT/HTS) systems or mission-critical C++ applications where zero runtime exceptions are permitted, understanding Inter-Process Communication (IPC) and OS-level memory lifetime management is crucial.