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.NET Configuration (app.config/web.config/settings.settings)
...ons at 25+ different companies. (Not trying to brag, just want to let you know that I've never seen a situation where this approach doesn't work.)
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How to redirect cin and cout to files?
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Here is an working example of what you want to do. Read the comments to know what each line in the code does. I've tested it on my pc with gcc 4.6.1; it works fine.
#include <iostream>
#include <fstream>
#include <string>
void f()
{
std::string line;
while(std::getline(...
Can I use a binary literal in C or C++?
...'ve seen a number of embedded-systems compilers that support it. I don't know any particular reason it shouldn't be a standard language feature.
– supercat
Aug 1 '11 at 21:34
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Type erasure techniques
... get a hold of type erasure techniques, while also sharing those, which I know of. My hope is kinda to find some crazy technique that somebody thought of in his/her darkest hour. :)
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setTimeout or setInterval?
...r for many years was IE Mobile in WinMo <6.5, but hopefully that too is now behind us.
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Analyze audio using Fast Fourier Transform
...-Shannon Sampling Theorem if you are a glutton for punishment and need to know why, but the basic result is that your lower frequencies are going to be replicated or aliased in the higher frequency buckets. So the frequencies will start from 0, increase by 172 Hz for each coefficient up to the N/2 c...
What's the role of GetHashCode in the IEqualityComparer in .NET?
...r.GetHashCode methods are used instead of the methods on the Key objects.
Now to explain why both methods are necessary, consider this example:
BoxEqualityComparer boxEqC = new BoxEqualityComparer();
Dictionary<Box, String> boxes = new Dictionary<Box, string>(boxEqC);
Box redBox = ...
Check if an apt-get package is installed and then install it if it's not on Linux
...recently discovered that dpkg-query used to return 1 on a missing package, now ( Ubuntu 12.04 ) returns 0, causing all sorts of trouble on my jenkins build node setup script! dpkg -s returns 0 on package installed, and 1 on package not installed.
– Therealstubot
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Override compile flags for single files
...t that allows me to have one exception: foo.cpp (that one file uses Qt for now but long term I want to remove that dependency and I want to make sure not Qt creeps in anywhere else).
find_package(Qt5Core REQUIRED)
set(QT_INCLUDE_PROPERTIES "")
foreach(DIR ${Qt5Core_INCLUDE_DIRS})
set(QT_INCLUDE...
How to use sessions in an ASP.NET MVC 4 application?
... I am just curious about how other controllers will see the the class and know what it is. Do you just add it to the top of the controller? I was thinking on SessionStart in global.asax I would initialize things but maybe that's not the best way to do it.
– Shaun314
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