Tag Archives: j

That parallel-parallel Contibutor

Remember me muttering about array languages? Just in case, famous Jhost7.exe is a J language execution process. So every computation in Contributor is performed by array-processing J machine, packed to xml and held as a blob in nodestate table. So it’s APL in Analyst and J in Contributor. It’s really cool, because array processing is [...]

Java vs K

I spend some time tinkering with array-processing languages (think APL). They’re so nice & smooth when it comes to stats and multidimensional calculations. A nice video, showing how to solve Birthday problem in both Java and K (best of  breed, core of KDB). It’s all about counting probability of two people in a room having [...]