Questions tagged [datamember]
204 questions
2
votes
1 answer
Why is compiler throwing "expected a type specifier"?
class A
{
private:
int a;
public:
int get_a()
{
return a;
}
A(int mode)
{
a = 0;
}
A()
{
a = 5;
}
};
class B
{
public:
A b(0);
};
class C
{
int c;
public:
C(int mode)
{
c = 0;
…
luka_bur3k
- 367
- 1
- 2
- 11
2
votes
2 answers
What is handy way to modify the private class data members without writing explicit setters? Are templates useful?
I have a class with data members.
class Sph
{
public:
Sph( float radius , float segments , const Shader& shader );
Sph(const Sph& geometry);
Sph& operator = (const Sph& geometry);
~Sph();
void init();
void CleanUp();
void…
user8028736
2
votes
4 answers
Where is local variable of member function created if object is created via new?
Class A
{
int a;
int get_a()
{
int d;
return a;
}
};
A* obj_a_ptr = new A;
int c = A->get_a();
Where is int d memory allocated , in heap or stack ?
Amruth A
- 66
- 5
- 17
2
votes
1 answer
DataMember's name
Is it possible somehow to add DataContract/DataMember attributes for existing binary classes (available only as compiled dll)? The main goal is to set DataMember name, to avoid ugly property names for generated proxies. I think, I am looking for…
Anton Moiseev
- 2,834
- 4
- 24
- 30
2
votes
3 answers
Generating class datamembers from a Vector
Please consider this C++ question:
#include
#include
#include
using namespace std;
class ParseURL{
private:
int qualify; // 0 means we qualify
public:
string node;
string service;
…
struggling_learner
- 1,214
- 15
- 29
2
votes
1 answer
Why can't I have a DataMember with `IsRequired=true` if my DataContract is `IsReference=true`
I have a class, ClassA which has a property which contains types of ClassB which has a field which is of Type ClassA. When I tried to serialize this via WCF I got an exception due to the recursive nature of this. The solution was to add…
Sam Holder
- 32,535
- 13
- 101
- 181
2
votes
3 answers
Child list for field " " cannot be created
I have the following set of codes for adding values to my DataGridView through DataTable as my datasource. However, it keeps on giving me the error "Child list for field tbl_main cannot be created". Anybody can help me identify the problem?…
Amore
- 101
- 3
- 11
2
votes
2 answers
C# enum DataMember changes its value in WCF
I have the following code snippet
[DataMember]
public StateEnum DeviceState
{
get
{
return _deviceState;
}
set
{
if (IsArmed)
{
…
nafarkash
- 359
- 6
- 24
2
votes
1 answer
JSON.NET Deserialize interface to attribute name
I have a JSON string e.g.
{
"first_name": "Paul"
"company": {
"company_name": "Microsoft"
}
}
and my class is in the following structure
[DataContract]
class User {
[DataMember(Name = "first_name")]
public string FirstName { get; set;…
Carl Thomas
- 3,605
- 6
- 38
- 50
2
votes
3 answers
Is it necessary to declare attribute [DataMember(Order=n)] on public method?
In my solution, I have created public class to store value and already declare [DataContract/DataMember] attribute.
For example,
[DataContract]
public class MeterSizeInfo
{
string _meterSizeId;
[DataMember(Order = 1)]
public string…
tong
- 259
- 5
- 23
2
votes
1 answer
How to print data member's address(in class offset) with "cout"
I have a class below:
class A
{
public:
double a;
float b;
double c;
};
I want to print data member offset in class, than I use:
double A::* pm = &A::a;
cout << *(int *)&pm << endl;
It works well and print '0', but I don't want to use…
Carl Chen
- 21
- 2
2
votes
1 answer
DataContractSerializer to deserialize a Member without namespace?
I need to deserialize this xml (that I can't change):
string
I made this class:
[DataContract(Name = "a", Namespace = "http://example.com")]
public class A
{
[DataMember(Name = "b", Order…
Cœur
- 37,241
- 25
- 195
- 267
2
votes
1 answer
.Net Represent xml in class without xsd
How would I represent something like this
12452
good stuff
5
for use in my WCF service? Not sure how to define the multiple attributes…
Chris Klepeis
- 9,783
- 16
- 83
- 149
2
votes
0 answers
Using DataContract on a subclass and not parent class
I am trying to implement a json serializer on some of my classes. These classes inherit from some legacy code that I cannot change and do not have any references to DataContract or DataMember.
Is it possible for me to only have the subclass be…
ccipriano
- 310
- 1
- 9
2
votes
0 answers
Corrupted double-linked list error
I am working on a Qt/OpenGL gui that makes physics animation. I try to do rotation with mousePressEvent and mouseMoveEvent functions.
For this, I try to add QPoint lasPos data member for mouse positions. But I don't know why I get the following…
user1773603