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What is “2's Complement”?
...xplain what they are mathematically. I'll try to do that, for integers at least, and I'll cover some background that's probably familiar first.
Recall how it works for decimal: 2345 is a way of writing 2 × 103 + 3 × 102 + 4 × 101 + 5 × 100.
In the same way, binary is a way of writing ...
Best way to read a large file into a byte array in C#?
... This code contains a critical bug. Read is only required to return at least 1 byte.
– mafu
Mar 19 '12 at 16:23
I ...
Is there a max array length limit in C++?
... than dynamic arrays because you can use absolute addressing with them (at least on Linux) which you can't do with dynamically allocated arrays.
– Z boson
Oct 23 '14 at 11:42
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Quicksort vs heapsort
...st-case scenarios of Quicksort), O(log n) extra-space and they preserve at least "a half" of the good behaviour of Quicksort with respect to already-ordered set of data. An extremely interesting algorithm is presented by Dikert and Weiss in http://arxiv.org/pdf/1209.4214v1.pdf:
Select a pivot p as...
Best way to test SQL queries [closed]
... comes after 1/2010)
What's worse, if I remember correctly, SQL Server at least allows you less than 10 levels of views before the optimizer throws its virtual hands into the air and starts doing full table scans on every request, so don't over-do this approach.
Remember to test the heck out of yo...
Why do people hate SQL cursors so much? [closed]
...There are obviously situations where cursors are the correct choice, or at least A correct choice.
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Numpy first occurrence of value greater than existing value
...t catches exceptions or invalid return values and handle appropriately, at least if you aren't sure if the value could be in the array.
Note: The calculate and searchsorted options only work in special conditions. The "calculate" function requires a constant step and the searchsorted requires the...
C++ Tuple vs Struct
...entation) and in general I would expect no difference performance-wise (at least in Release) thanks to the inlining of get<N>.
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ES6 class variable alternatives
... for sharing structure you'd have to stick to the old syntax. Until ES7 at least :)
– Benjamin Gruenbaum
Apr 11 '14 at 8:26
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NuGet auto package restore does not work with MSBuild
...ate -self" before using the restore-command if your NuGet version isn't at least 2.7. My NuGet was version 2.1 and didn't recognize the "restore" command before updating.
– Teknikaali
Jul 30 '14 at 4:51
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