http://www.mattwalsh.com/twiki/bin/view/Main The web for users, groups and offices. TWiki is an Enterprise Collaboration Platform. en-us Copyright 2009 by contributing authors TWiki Administrator [walshes@gmail.com] The contributing authors of TWiki TWiki http://www.mattwalsh.com/twiki/bin/view/Main http://www.mattwalsh.com/twiki/pub/TWiki/TWikiLogos/T-logo-140x40-t.gif http://www.mattwalsh.com/twiki/bin/view/Main/BikeLog Date Venue Minutes Notes 8 24 08 Alameda Hill (3X) then to UV TV store 45 HR around 162 peak 8 26 08 Abby White Oaks Park Cycle 15 HR around ... (last changed by MattWalsh) 2009-01-05T17:55:56Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/WebHome Welcome to the nop web GraphicsStuff HousePainting SystemTap BikeLog nop Main Web Utilities .WelcomeGuest for first time visitors ... (last changed by MattWalsh) 2008-12-31T21:56:59Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/SystemTap Get Kernel debug info from here: http://debuginfo.centos.org/5/x86 64/ For Xen, need kernel debuginfo common 2.6.18 92.1.22.el5.x86 64.rpm and kernel xen ... (last changed by MattWalsh) 2008-12-29T04:46:48Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/HousePainting Hall Painting Area: (just walls, not doors or baseboard) 204 sq feet one gallon of Benjamin Moore did 2 coats with just a bit left over MattWalsh 23 Dec ... (last changed by MattWalsh) 2008-12-24T03:35:10Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/GraphicsLighting Specular Diffuse MattWalsh 19 Dec 2008 (last changed by MattWalsh) 2008-12-19T01:52:55Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/GraphicsStuff InfoOnGLSL GraphicsGeometry GraphicsLighting MattWalsh 08 Dec 2008 (last changed by MattWalsh) 2008-12-19T01:52:42Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/GraphicsGeometry Catmull subdivision surface modeling technique generalization of bi cubic (?) uniform B spline (?) surfaces to arbitrary topology Curve Types B spline ... (last changed by MattWalsh) 2008-12-18T23:57:21Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/InfoOnGLSL Info Spec here, tutorial Defined in http://www.opengl.org/documentation/current version/ OpenGL 2.0 Also known as glslang nVidia's cG also compatible ... (last changed by MattWalsh) 2008-12-08T22:01:49Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/BeginnerExpertAikidoConcept Shu keep, protect, maintain copy teacher Ha detach question teacher, copy other things you see Ri go beyond adapt to ... (last changed by MattWalsh) 2008-11-29T17:14:33Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/TWikiAdminGroup TWiki Administrator Group Member list (comma separated list): Set GROUP MattWalsh Persons/group who can change the list: Set ALLOWTOPICCHANGE ... (last changed by TWikiAdminUser) 2008-11-25T08:22:42Z admin http://www.mattwalsh.com/twiki/bin/view/Main/HadoopNotes Handy linux text slicing and dicing: http://dsl.org/cookbook/cookbook 16.html#SEC234 get list of words from a bunch of text files cat .txt tr ' ' '\n' ... (last changed by MattWalsh) 2008-10-10T03:28:52Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/JavaNotes Regexp (replace all non alpha numeric space chars) import java.util.regex. ; ... String input " This is ( ^@(# J123unk"; String patt " ^A Za z0 9 ... (last changed by MattWalsh) 2008-10-10T03:28:27Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/DevelopmentStuff PthreadsNotes HadoopNotes JavaNotes MattWalsh 27 Sep 2008 (last changed by MattWalsh) 2008-10-10T03:26:28Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/PthreadMutexDemo #include #include #define NUM THREADS 50 int sum; pthread mutex t mutex; void thread routine(void data) { int i; int blah (int )data; // printf("I ... (last changed by MattWalsh) 2008-09-29T19:09:53Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/PthreadsNotes great info from https://computing.llnl.gov/tutorials/pthreads/ see also: IntelThreadingToolsExamples 3 Major pieces Thread management create ( pthread create ... (last changed by MattWalsh) 2008-09-29T19:09:26Z MattWalsh http://www.mattwalsh.com/twiki/bin/view/Main/PthreadCreateDemo #include #include #define NUM THREADS 5 void thread routine(void data) { // you can't just access 'data' directly it is changing down below! // 'num' ... (last changed by MattWalsh) 2008-09-27T04:19:04Z MattWalsh