Daniel Lemire

Daniel Lemire has asked 2 questions and find answers to 13 problems.

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About

I am a Computer Scientist and Open Scholar: Web, OLAP, Databases, Time Series, Collaborative Filtering, Information Retrieval, e-Learning.

Daniel Lemire questions

Is it possible to force an existing Java application to use no more than x cores?

Daniel Lemire answers

Is it possible to popcount __m256i and store result in 8 32-bit words instead of the 4 64-bit using Wojciech Mula algorithm's?
MongoDB ETL (php/java...)
Why are Swift iterators slower than array building?
algorithm: gigantic number of very sparse bit arrays, which encoding to use
Why is ctypes so slow to convert a Python list to a C array?
How to check object belong to class or struct in swift
Why is my java lambda with a dummy assignment much faster than without it?
Which general purpose sorting algorithm does Swift use? It does not perform well on sorted data
How do you program differently in dynamic languages?
Best Compression algorithm for a sequence of integers