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How To Test if Type is Primitive
...at we can think that are primitives, but they aren´t, for example Decimal and String.
Edit 1: Added sample code
Here is a sample code:
if (t.IsPrimitive || t == typeof(Decimal) || t == typeof(String) || ... )
{
// Is Primitive, or Decimal, or String
}
Edit 2: As @SLaks comments, there are ...
Is Fortran easier to optimize than C for heavy calculations?
...ode that has aliasing is not valid Fortran, but it is up to the programmer and not the compiler to detect these errors. Thus Fortran compilers ignore possible aliasing of memory pointers and allow them to generate more efficient code. Take a look at this little example in C:
void transform (float *...
Why can templates only be implemented in the header file?
Quote from The C++ standard library: a tutorial and handbook :
17 Answers
17
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Parse JSON in C#
...to parse some JSON data from the Google AJAX Search API. I have this URL and I'd like to break it down so that the results are displayed. I've currently written this code, but I'm pretty lost in regards of what to do next, although there are a number of examples out there with simplified JSON stri...
Can I list-initialize a vector of move-only type?
...gspot.com/2013/09/…). The idea is to determine lvalue/rvalue at run-time and then call move or copy-construction. in<T> will detect rvalue/lvalue even though the standard interface provided by initializer_list is const reference.
– Sumant
Sep 24 '13 at ...
Getting unique items from a list [duplicate]
...able<T> of distinct items:
var uniqueItems = yourList.Distinct();
And if you need the sequence of unique items returned as a List<T>, you can add a call to ToList:
var uniqueItemsList = yourList.Distinct().ToList();
...
Java generics T vs Object
...
Isolated from context - no difference. On both t and obj you can invoke only the methods of Object.
But with context - if you have a generic class:
MyClass<Foo> my = new MyClass<Foo>();
Foo foo = new Foo();
Then:
Foo newFoo = my.doSomething(foo);
Same cod...
Zipping streams using JDK8 with lambda (java.util.stream.Streams.zip)
...
I needed this as well so I just took the source code from b93 and put it in a "util" class. I had to modify it slightly to work with the current API.
For reference here's the working code (take it at your own risk...):
public static<A, B, C> Stream<C> zip(Stream<? exte...
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
...e to prepare a little educational tool for SO which should help beginners (and intermediate) programmers to recognize and challenge their unwarranted assumptions in C, C++ and their platforms.
...
Extracting the last n characters from a ruby string
...ion of Ruby, you could use chars instead of split.
– Andrew Grimm
Oct 23 '11 at 21:15
1
I used "1...