OpenCL is the open and cross platform solution and runs on both GPUs and CPUs.
Another is CUDA which is built by NVIDIA for their GPUs.

HLSL,Cg are few others

What are the programming languages for GPU
ActionController::RoutingError (No route matches [GET] "/google83362a7a0f381ff0.html"):


I see the above logs in production, how should I prevent it.
If user mistypes a URL, how should I re-direct to a common error page

