Julia can beat data.table at group-by, sometimes

Julia can be faster than data.table in some group-by operations! This post details a number of strategies employed to try and optimize Julia group-by performance. Read more

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Exploring Lazy Evaluation with Julia

“Any sufficiently advanced technology is indistinguishable from magic,” go the famous words of Arthur C. Clarke. Often when we see magic, a small dose of knowledge is enough to wash away our wide-eyed awe and bring us back to sweet, comfortable cynicism. ... (more…)

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