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Why can't overriding methods throw exceptions broader than the overridden method?
... across this explanations of throwing exceptions in overridden method. I quite didn't get it. Can any one explain it to me ?
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libpthread.so.0: error adding symbols: DSO missing from command line
When I'm compiling openvswitch-1.5.0, I've encountered the following compile error:
14 Answers
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How can I reliably get an object's address when operator& is overloaded?
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Let us first copy the code from Boost, minus the compiler work around bits:
template<class T>
struct addr_impl_ref
{
T & v_;
inline addr_impl_ref( T & v ): v_( v ) {}
inline operator T& () const { return v_; }
private:
addr_impl_ref & operator=(const addr_impl_re...
Is bool a native C type?
...tdbool.h (which expectedly resolves to _Bool). Objects of type _Bool hold either 0 or 1, while true and false are also macros from stdbool.h.
Note, BTW, that this implies that C preprocessor will interpret #if true as #if 0 unless stdbool.h is included. Meanwhile, C++ preprocessor is required to na...
CKEditor instance already exists
...ialogs to present forms (fetched via AJAX). On some forms I am using a CKEditor for the textareas. The editor displays fine on the first load.
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Return a `struct` from a function in C
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You can return a structure from a function (or use the = operator) without any problems. It's a well-defined part of the language. The only problem with struct b = a is that you didn't provide a complete type. struct MyObj b = a will work just fine. You can pass structures to functions as...
Get $_POST from multiple checkboxes
I have 1 form in with multiple checkboxes in it (each with the code):
6 Answers
6
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Single Page Application: advantages and disadvantages [closed]
I've read about SPA and it advantages. I find most of them unconvincing. There are 3 advantages that arouse my doubts.
11 A...
What is the idiomatic way to compose a URL or URI in Java?
...le.com/search?q=httpclient&btnG=Google+Search&aq=f&oq=
}
}
Edit: as of v4.2 URIUtils.createURI() has been deprecated in favor of URIBuilder:
URI uri = new URIBuilder()
.setScheme("http")
.setHost("www.google.com")
.setPath("/search")
.setParameter("q", ...
Faye vs. Socket.IO (and Juggernaut)
...the most popular and active WebSocket emulation library. Juggernaut uses it to create a complete pub/sub system.
3 Answer...