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Search found 631 results on 26 pages for 'typename'.

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• ASPxGridView POST timeout

  - by Jo Asakura

  Hello all, I have a ASPxGridView with DetailRow in this row there are three additional ASPxGridViews. Each detail ASPxGridView contains EmptyDataRow templates with link to create a new row: <a href="javascript:gridViewDetails1.AddNewRow();">AddNewRecord</a> When master ASPxGridView rows is 1 or 2 then new rows in detail grids adding…

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• Inheritance with POCO entities in Entity Framework 4

  - by Juvaly

  Hi All, I have a Consumer class and a BillableConsumer : Consumer class. When trying to do any operation on my "Consumers" set, I get the error message "Object mapping could not be found for Type with identity Models.BillableConsumer. From the CSDL: <EntityType Name="BillableConsumer" BaseType="Models.Consumer"> <Property…

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• Defining an Entity Framework 1:1 association

  - by Craig Fisher

  I'm trying to define a 1:1 association between two entities (one maps to a table and the other to a view - using DefinedQuery) in an Entity Framework model. When trying to define the mapping for this in the designer, it makes me choose the (1) table or view to map the association to. What am I supposed to choose? I can choose either of the two…

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• C++ template-function -> passing a template-class as template-argument

  - by SeMa

  Hello, i try to make intensive use of templates to wrap a factory class: The wrapping class (i.e. classA) gets the wrapped class (i.e. classB) via an template-argument to provide 'pluggability'. Additionally i have to provide an inner-class (innerA) that inherits from the wrapped inner-class (innerB). The problem is the following…

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• Fluent NHibernate join table mapping

  - by Rusty

  Reverse engineering an existing database to map with N-Hibernate using Fluent N-Hibernate. How can I map this? Address table Id Address1 Address2 Person table Id First Last Types Id TypeName PersonAddress table (A person can have home, business etc addresses) Id PersonId (Id from person table) AddressId (Id from address…

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• Converting NSDecimalNumber to NSString

  - by 4thSpace

  I'm retrieving a key from an object that looks like this: po obj { TypeID = 3; TypeName = Asset; } The key value is being retrieved like this: NSString *typeId = (NSString*)[obj objectForKey:@"TypeID"]; Rather than typeId being an NSString, it is an NSDecimalNumber. Why is that? How do I convert it to an NSString?

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• Compile error C++: could not deduce template argument for 'T'

  - by OneShot

  I'm trying to read binary data to load structs back into memory so I can edit them and save them back to the .dat file. readVector() attempts to read the file, and return the vectors that were serialized. But i'm getting this compile error when I try and run it. What am I doing wrong with my templates? ***** EDIT…

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• Strange declaration(templates). C++

  - by atch

  Hi, guys could anyone explain to my like to a not very inteligent child what is declared here: (this is taken from another post on this forum) template<typename C> static char (&f(ChT<int Fallback::*, &C::x>*))[1]; how I read it is: template of static function f called with (ChT*) but then I…

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• How to declare a(n) vector/array of reducer objects in Cilk++?

  - by Jin

  Hi All, I had a problem when I am using Cilk++, an extension to C++ for parallel computing. I found that I can't declare a vector of reducer objects: typedef cilk::reducer_opadd<int> T_reducer; vector<T_reducer> bitmiss_vec; for (int i = 0; i < 24; ++i) { T_reducer r; …

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• C++ "if then else" template substitution

  - by duli

  I would like to declare a template as follows: template <typename T> { if objects of class T have method foo(), then const int k=1 else if class has a static const int L then const int k=L else const int k=0; } How can I do this? In general, I would like a…

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• Problem serializing complex data using WCF

  - by Gustavo Paulillo

  Scenario: WCF client app, calling a web-service (JAVA) operation, wich requires a complex object as parameter. Already got the metadata. Problem: The operation has some required fields. One of them is a enum. In the SOAP sent, isnt the field above (generated metadata) - Im using WCF…

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• templates of functions

  - by anotr67

  I'm told to create template of function , that will take 4 arguments : pointer reference pointer to array pointer to function How to perform this task ? I was trying : template<typename TYPE> TYPE biggest(TYPE *L, TYPE $M, TYPE *K[], TYPE *O()) { } but it is wrong.

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• compiler warning at C++ template base class

  - by eike

  I get a compiler warning, that I don't understand in that context, when I compile the "Child.cpp" from the following code. (Don't wonder: I stripped off my class declarations to the bare minuum, so the content will not make much sense, but you will see the problem quicker). I get the…

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• WTF is wtf? (in WebKit code base)

  - by Motti

  I downloaded Chromium's code base and ran across the WTF namespace. namespace WTF { /* * C++'s idea of a reinterpret_cast lacks sufficient cojones. */ template<typename TO, typename FROM> TO bitwise_cast(FROM in) { COMPILE_ASSERT(sizeof(TO) ==…

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• How to declare a vector or array of reducer objects in Cilk++?

  - by Jin

  Hi All, I had a problem when I am using Cilk++, an extension to C++ for parallel computing. I found that I can't declare a vector of reducer objects: typedef cilk::reducer_opadd<int> T_reducer; vector<T_reducer> bitmiss_vec; for (int i = 0; i < 24; ++i) { …

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• Adding row to Datalist

  - by Scrappy

  I have been searching around the web for a solution to this issue but have come across nothing so far. Basically I have a table as shown below, whhich i made up of itemtemplate fields and is populated by a dataset from my database. It shows brands to the user of which they can…

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• Sorting based on existing elements in xslt

  - by Teelo

  Hi , I want to sort in xslt based on existing set of pattern . Let me explain with the code: <Types> <Type> <Names> <Name>Ryan</Name> </Names> <Address>2344</Address> </Type> <Type> …

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• Using boost::iterator

  - by Neil G

  I wrote a sparse vector class (see #1, #2.) I would like to provide two kinds of iterators: The first set, the regular iterators, can point any element, whether set or unset. If they are read from, they return either the set value or value_type(), if they are written to,…

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• templates and casting operators

  - by Jonathan Swinney

  This code compiles in CodeGear 2009 and Visual Studio 2010 but not gcc. Why? class Foo { public: operator int() const; template <typename T> T get() const { return this->operator T(); } }; Foo::operator int() const { return 5; } The error message…

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• ASP.NET Elements are null when assigning data source

  - by deccks

  For some reason, all of the objects in my ASP.NET markup are now null when I try to assign values to their properties in the code behind. My project was going fine and then now when I try to assign a data source to a GridView, I get a null reference error. I have no…

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• Template function as a template argument

  - by Kos

  I've just got confused how to implement something in a generic way in C++. It's a bit convoluted, so let me explain step by step. Consider such code: void a(int) { // do something } void b(int) { // something else } void function1() { a(123); …

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• functional, bind1st and mem_fun

  - by Neil G

  Why won't this compile? #include <functional> #include <boost/function.hpp> class A { A() { typedef boost::function<void ()> FunctionCall; FunctionCall f = std::bind1st(std::mem_fun(&A::process), this); } …

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• decltype, result_of, or typeof?

  - by Neil G

  I have: class A { public: B toCPD() const; And: template<typename T> class Ev { public: typedef result_of(T::toCPD()) D; After instantiating Ev<A>, the compiler says: meta.h:12: error: 'T::toCPD' is not a type neither…

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• Looping on a closed range

  - by AProgrammer

  How would you fix this code? template <typename T> void closed_range(T begin, T end) { for (T i = begin; i <= end; ++i) { // do something } } T is constrained to be an integer type, can be the wider of such types and can be…

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• Boost any usage

  - by Ockonal

  Hello, how can I insert my own class objects into ptr_map from boost. The objects are templated so I can't use some static typename in the map. So I did: ptr_map<string, any> someMap; My class inherits the boost::noncopyable. …

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