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C fopen vs open
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fopen vs open in C
1) fopen is a library function while open is a system call.
2) fopen provides buffered IO which is faster compare to open which is non buffered.
3) fopen is portable while open not portable (open is environme...
vs in Generics
... variance in generic interfaces was added to C# and VB.NET (in .NET 4 with VS 2010), this was a compile time error.
After .NET 4, IEnumerable<T> was marked covariant, and became IEnumerable<out T>. Since IEnumerable<out T> only uses the elements within it, and never adds/changes ...
background:none vs background:transparent what is the difference?
... No, there's no difference between them.
But!.. if you say background:none Vs background:red then yes... there's a big diference, as I say, the first would set all properties to none/default and the second one, will only change the color and remains the rest in his default state.
So in brief:
Short ...
“Automatic” vs “Automatic (Delayed start)”
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Visual Studio: Is there a way to collapse all items of Solution Explorer?
... I tryed to use it, but after it was installed on my machine, my vs2008 stopped to work. LOL
– Cleiton
Aug 31 '09 at 14:53
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Coarse-grained vs fine-grained
What is the difference between coarse-grained and fine-grained?
11 Answers
11
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Java array reflection: isArray vs. instanceof
Is there a preference or behavior difference between using:
8 Answers
8
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Heap vs Binary Search Tree (BST)
...logarithmic. All inserts are much slower than the average heap insert.
BST vs hashmap detailed analysis at: What data structure is inside std::map in C++?
GCC C++ standard library insert benchmark on gem5
gem5 is a full system simulator, and therefore provides an infinitely accurate clock with wi...
Rails :include vs. :joins
...ready for use.
Great example:
http://railscasts.com/episodes/181-include-vs-joins
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delete_all vs destroy_all?
...-> delete_all
According to this post : Rails :dependent => :destroy VS :dependent => :delete_all
destroy / destroy_all: The associated objects are destroyed alongside this object by calling their destroy method
delete / delete_all: All associated objects are destroyed immediately without...