http://butsuri.homelinux.net/wiki/ 2009-11-22T03:21:30-05:00 http://butsuri.homelinux.net/wiki/ http://butsuri.homelinux.net/wiki/lib/images/favicon.ico text/html 2009-11-12T08:39:48-05:00 http://butsuri.homelinux.net/wiki/doku.php?id=food&rev=1258033188&do=diff This page is a collection of food related ideas. References NCHFP appears to be a geat resource for all things regarding food preservation. Mothers Recipes Garbonzo Bean Soup Cook together the following for 2 hours 1 pkg. Garbonzos 1 tbsp garlic 1 tbsp sea-salt 1 tbsp poultry seasoning 2 tbsp sage 3 tbsp canola oil. text/html 2009-10-24T08:25:32-05:00 http://butsuri.homelinux.net/wiki/doku.php?id=math&rev=1256387132&do=diff The value of Pi Conventionally speaking is defined as the number of times the diameter of a circle will fit around its circumference. This seems somewhat reasonable at first glance, but if you really consider it there is a more intuitive definition. text/html 2009-10-20T16:39:33-05:00 http://butsuri.homelinux.net/wiki/doku.php?id=political&rev=1256071173&do=diff Political Prelude A word of caution, I have never taken a course in politics, these ideas are the result of discussions and or what I think should be self evident. Throughout history there have been great human atrocities and they are often attributed to a few or even one bad person. However, most if not all of these great atrocities could not have happened without a complicit or errant hierarchy of power. Hence, a just constitution should define the structural restrictions of government in a… text/html 2009-10-07T16:12:54-05:00 http://butsuri.homelinux.net/wiki/doku.php?id=projects&rev=1254946374&do=diff Multi-touch pressure sensitive mouse pad My inspiration is based on the FTIR display being home built by many people <http://www.nuigroup.com/>, turns out it is already being prototyped <http://www.technologyreview.com/computing/22358/> :-/ * Top layer Ultra-High Molecular Weight Polyethylene (UHMW) (or similar working surface material). * Parallel wire grid with 1 cm spacing, maybe more/less - must test for acceptable resolution. * Conductive Foam (recycled electronics packaging cpu's… text/html 2009-09-10T09:27:46-05:00 http://butsuri.homelinux.net/wiki/doku.php?id=parallel_play_ground&rev=1252589266&do=diff MPI Calculate pi Example Monte Carlo, work in progress... #include <stdio.h> #include <math.h> #include <mpi.h> #define num_trials 10000000 #define radius 1.0 int main(int argc, char **argv) { long i; int np, rank; long Ncirc = 0; double pi, point[2]; double r2 = radius*radius; MPI_Status status; MPI_Init(&argc, &argv); MPI_Comm_size(MPI_COMM_WORLD, &np); MPI_Comm_rank(MPI_COMM_WORLD, &rank); if( rank == 0 ) { printf("cpu\n1\t2\n"); fflush(NULL); … text/html 2009-09-09T18:37:56-05:00 http://butsuri.homelinux.net/wiki/doku.php?id=computer_science&rev=1252535876&do=diff Parallel Playground Most of my work has been in MPI, working from the following references; * <http://www.mpi-forum.org/docs/> * <http://www.netlib.org/utk/papers/mpi-book/mpi-book.html> * <http://beige.ucs.indiana.edu/I590/node52.html> I also find UPC an intrigueing environment in which I want to play around when I have the time; text/html 2009-07-15T09:41:27-05:00 http://butsuri.homelinux.net/wiki/doku.php?id=mpi_play_ground&rev=1247665287&do=diff MPI_Allgather Example #include <stdio.h> #include <mpi.h> /* Set run to two tasks */ #define max 2 int main (int argc, char **argv) { int i, mpi_size, mpi_rank, array[max]; /* Initialize and get relevant MPI variables */ MPI_Init (&argc, &argv); MPI_Comm_size (MPI_COMM_WORLD, &mpi_size); MPI_Comm_rank (MPI_COMM_WORLD, &mpi_rank); /* Initialize array to unique non-rank values for clarity */ for(i=0; i < max; i++) array[i]=-1; /* Have every task set its block of the array */ arra…