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Replacement for “rename” in dplyr
...ycyl"))
head(dat)
mympg mycyl disp hp drat wt qsec vs am gear carb
Mazda RX4 21.0 6 160 110 3.90 2.620 16.46 0 1 4 4
Mazda RX4 Wag 21.0 6 160 110 3.90 2.875 17.02 0 1 4 4
Datsun 710 22.8 4 108 93 3.85 2.320 18.61 1 1 ...
How can I make the computer beep in C#?
...ore information refer http://msdn.microsoft.com/en-us/library/8hftfeyw%28v=vs.110%29.aspx
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How to fix “Referenced assembly does not have a strong name” error?
...the solution didn't build, and I was going in circles trying to fix. As of VS2017, the format is .pfx and not .snk, but the steps are the same - Right click on the solution and choose properties. From the tabs listed on the left, choose "Signing". Click the check box and select new... provide a name...
'UserControl' constructor with parameters in C#
...lso, a private parameterless constructor with a UserControl works with the VS designer for me.
– Bob Nadler
Nov 23 '09 at 17:09
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*.h or *.hpp for your class definitions
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Here are a couple of reasons for having different naming of C vs C++ headers:
Automatic code formatting, you might have different guidelines for formatting C and C++ code. If the headers are separated by extension you can set your editor to apply the appropriate formatting automatical...
fatal error LNK1112: module machine type 'x64' conflicts with target machine type 'X86'
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I experienced the same problem in VS2008 when I tried to add a X64 build to a project converted from VS2003.
I looked at everything found when searching for this error on Google (Target machine, VC++Directories, DUMPBIN....) and everything looked OK.
Finall...
Sequence-zip function for c++11?
...ge).
std::vector<int> vi{ 0, 2, 4 };
std::vector<std::string> vs{ "1", "3", "5", "7" };
for (auto i : redi::zip(vi, vs))
std::cout << i.get<0>() << ' ' << i.get<1>() << ' ';
Prints 0 1 2 3 4 5
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What does the caret (‘^’) mean in C++/CLI?
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It means that this is a reference to a managed object vs. a regular C++ pointer. Objects behind such references are managed by the runtime and can be relocated in the memory. They are also garbage-collected automatically.
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Entity Framework - Include Multiple Levels of Properties
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FYI: VS2017 the intellisense wasn't working for .ThenInclude. Just type it in how you think it should be and the error highlighting should go away.
– JohnWrensby
Apr 22 '17 at 20:29
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Are strongly-typed functions as parameters possible in TypeScript?
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One side effect between using inline functions vs named functions (answer below vs this answer) is the "this" variable is undefined with the named function whereas it is defined within the inline function. No surprise for JavaScript coders but definitely not obvious to ot...