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Why use #ifndef CLASS_H and #define CLASS_H in .h file but not in .cpp?
...rations for the code in class.cpp by including class.h. It only needs to know what these functions or variables look like (which is what a declaration gives you). So it compiles your main.cpp file into some object file (call it main.obj). Similarly, class.cpp is compiled into a class.obj file. T...
initializer_list and move semantics
... const initializer_list at the compiler's discretion, so the user doesn't know whether to expect a const or mutable result from begin and end. But that's just my gut feeling, probably there's a good reason I'm wrong.
Update: I've written an ISO proposal for initializer_list support of move-only typ...
How do I get a YouTube video thumbnail from the YouTube API?
...d the code to conform to the new JSON structure. I am using the code right now and it's working LIVE. so don't say it's not working without reading the changes. Thanks!
– mauris
Jun 24 '12 at 7:44
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What is the explicit promise construction antipattern and how do I avoid it?
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The deferred antipattern (now explicit-construction anti-pattern) coined by Esailija is a common anti-pattern people who are new to promises make, I've made it myself when I first used promises. The problem with the above code is that is fails to util...
What is the purpose of the -nodes argument in openssl?
...ay to use the encrypted key is to decrypt it first, for which you need to know the password it was encrypted with to generate the same key.
– indiv
Apr 12 '13 at 14:42
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NAnt or MSBuild, which one to choose and when?
...'ve noticed the MSBuild documentation has been improved and is much better now (probably on par with NAnt).
Not easy to figure out how to edit the build script source (*.*proj file) directly from within Visual Studio. With NAnt I just have Visual Studio treat the .build script as an XML file.
Appare...
How to add items to a spinner in Android?
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thanx for ur reply i got the solution also now i am facing one problem on it.
– Jazz
Mar 9 '11 at 8:03
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How do I determine whether my calculation of pi is accurate?
...rd, the common practice is just to verify the computed digits against the known values. So that's simple enough.
In fact, I have a webpage that lists snippets of digits for the purpose of verifying computations against them: http://www.numberworld.org/digits/Pi/
But when you get into world-recor...
Why does dividing two int not yield the right value when assigned to double?
...s to prevent data loss).
After the upcast, a will wind up as a double and now you have division between two doubles. This will create the desired division and assignment.
AGAIN, please note that this is language specific (and can even be compiler specific), however almost all languages (certainly...
Working with select using AngularJS's ng-options
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I'm learning AngularJS and was struggling with selection as well. I know this question is already answered, but I wanted to share some more code nevertheless.
In my test I have two listboxes: car makes and car models. The models list is disabled until some make is selected. If selection in ma...