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What is a bank conflict? (Doing Cuda/OpenCL programming)

...pus there are 16 banks (32banks for fermi), 16 or 32 banks for AMD gpus (57xx or higher: 32, everything below: 16)), which are interleaved with a granuity of 32bit (so byte 0-3 are in bank 1, 4-7 in bank 2, ..., 64-69 in bank 1 and so on). For a better visualization it basically looks like this: Ba...
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Is the != check thread safe?

...n, you could try to run the same code with the following JVM parameters: -XX:InlineSmallCode=0 This should prevent the optimisation done by the JIT (it does on hotspot 7 server) and you will see true forever (I stopped at 2,000,000 but I suppose it continues after that). For information, below i...
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Where does Java's String constant pool live, the heap or the stack?

...s a fixed size and can not be expanded at runtime. You can set it using -XX:MaxPermSize=96m option. As far as I know, the default PermGen size varies between 32M and 96M depending on the platform. You can increase its size, but its size will still be fixed. Such limitation required very care...
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Paging in a Rest Collection

... client anyway. (If you stick with the "range" route, I believe your own 2xx return code, as you described it, would be the best behavior here. You're expected to do this for your applications and such ["HTTP status codes are extensible."], and you have good reasons.) 300 Multiple Choices says yo...
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What is the difference between char s[] and char *s?

... I'd like to point out that char s = "xx" doesn't have to be in read-only memory (some implementations have no MMUs, for example). The n1362 c1x draft simply states that modifying such an array causes undefined behavior. But +1 anyway, since relying on that behav...
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Setting environment variables on OS X

...ons/Dev/apache-ant setenv ANT_OPTS -Xmx512M setenv MAVEN_OPTS "-Xmx1024M -XX:MaxPermSize=512m" setenv M2_HOME /Applications/Dev/apache-maven setenv JMETER_HOME /Applications/Dev/jakarta-jmeter Save your changes in vi and reboot your Mac. Or use the grep/xargs command which is shown in the code co...
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how to set “camera position” for 3d plots using python/matplotlib?

...rom mpl_toolkits.mplot3d import Axes3D ax = Axes3D(fig) ax.scatter(xx,yy,zz, marker='o', s=20, c="goldenrod", alpha=0.6) for ii in xrange(0,360,1): ax.view_init(elev=10., azim=ii) savefig("movie%d.png" % ii) ...
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node.js child process - difference between spawn & fork

...ther do it this way instead of clustering that loop out and making it run xx amount of times per core I had... Ty for your insight ~ Now I just don't know if I should use Redis or the internal IPC :P – NiCk Newman Sep 3 '15 at 18:00 ...
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HTTP status code for a partial successful request

...n this context 200 means identity (the resource you specified) instead of 3xx which points in direction of the identity. Using POST turns the resource URI into a processing URI and there error codes need to cope with that. The context shifts a bit and the defintion of things get a bit blurry or at l...
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Delete multiple records using REST

...as meaning “DELETE the (single) resource at /records/1;2;3” — So a 2xx response to this may cause them to purge their cache of /records/1;2;3; not purge /records/1, /records/2 or /records/3; proxy a 410 response for /records/1;2;3, or other things that don't make sense from your point of view...