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Why were pandas merges in python faster than data.table merges in R in 2012?

...t a relatively newer comparison (from 2014) here for the interested users: https://github.com/Rdatatable/data.table/wiki/Benchmarks-:-Grouping It would be interesting to know if Wes and/or Matt (who, by the way, are creators of Pandas and data.table respectively and have both commented above) have ...
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What are transparent comparators?

...upports calling it with heterogeneous types (e.g. the pointer_comp type in https://stackoverflow.com/a/18940595/981959 is not transparent according to STL's definition, but defining pointer_comp::is_transparent allows it to be used to solve the problem). If you only ever lookup in your std::set<T...
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Stack, Static, and Heap in C++

...c object in its destructor. For shared_ptr reference, see boost documents: http://www.boost.org/doc/libs/1_37_0/libs/smart_ptr/shared_ptr.htm share | improve this answer | fo...
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Algorithm for creating a school timetable

... My timetabling algorithm, implemented in FET (Free Timetabling Software, http://lalescu.ro/liviu/fet/ , a successful application): The algorithm is heuristic. I named it "recursive swapping". Input: a set of activities A_1...A_n and the constraints. Output: a set of times TA_1...TA_n (the time ...
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Can someone explain the “debounce” function in Javascript

... am interested in the "debouncing" function in javascript, written here : http://davidwalsh.name/javascript-debounce-function ...
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Simplest way to do a fire and forget method in c# 4.0

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What are the big differences between TFVC (TFS Version Control) and Git for source control when usin

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What is the correct way to create a single-instance WPF application?

...N actually has a sample application for both C# and VB to do exactly this: http://msdn.microsoft.com/en-us/library/ms771662(v=VS.90).aspx The most common and reliable technique for developing single-instance detection is to use the Microsoft .NET Framework remoting infrastructure (System...
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Greenlet Vs. Threads

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How do I recover/resynchronise after someone pushes a rebase or a reset to a published branch?

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