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Please tell me you replaced the "xxx" stuff with the appropriate information, like the last byte of the IP address the camera is on, the port number that it's using, the username and password it's looking for...
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Yes, the "xxx" replace the real information. All information that i use is correct.
for example if I put this command in the address bar of my browser, the camera starts to moving up. All these seems to be fine...
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I assume you've logged in via the browser as well. What happens if you try this command in a fresh browser and you aren't logged in?
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Yes, the new browser ask me username and password
Οκ, i changed the code but the camera still does not move ...
string sourceURL = "http://192.168.1.xxx:xx/decoder_control.cgi?command=0";
WebRequest req = (WebRequest)WebRequest.Create(sourceURL);
req.Credentials = new NetworkCredential("Username", "pass");
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Are you actually sending the request though? WebRequest.Create just creates the request. It doesn't do anything with it.
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OK. I understand. I dont know how can send the request. Do you have any idea how can doing that?
Thanks!
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You need to look into what WebRequest.GetResponse can do for you here.
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Οκ! that advice i want...
Thanks everyone!
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You're welcome. Glad we got there in the end.
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I have an Image taken from Camera . Using Aforge.net , i have filtered the image and got the 2d coordinate of the circle in the picture. Now i want to make a real world image and get the co-ordinate of the circle in the real world (3d coordinate) with reference to the camera location.
How can i get it.. please help...
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Please do not cross post
Why is common sense not common?
Never argue with an idiot. They will drag you down to their level where they are an expert.
Sometimes it takes a lot of work to be lazy
Please stand in front of my pistol, smile and wait for the flash - JSOP 2012
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Currently I have 2 tables table A and table B has the same number of columns and data call, absolutely no relationship to each other. (I write in sql server 2005)
Example: Table A has 5 rows of data I
I Table B has 10 rows of data
Now you will create a table C has the same number of columns and data types as table A and Group B Group C
I want to get data from 2 tables A and B. And Group C would be 15 rows of data.
You do know or did help me through. Thanks in advance home.
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use union all
select a.Column1,a.Column2 from TableA a
union all
select b.Column1,b.Column2 from TableB b
I Love T-SQL
"VB.NET is developed with C#.NET"
If my post helps you kindly save my time by voting my post.
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Thank you very much.
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I have tested XmlSerializer but even if it works with derived classes I wonder if there isn´t a better way to save objects from derived classes.
What I want to save is a List of derived objects.
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What do you call "better"? You could serialize it in binary, but than you're no longer able to edit your data with a text-editor. OTOH, binary is smaller. Does that count as "better"?
Nah, the "better" way would be to use a database. A relational one. With a normalized dataset. Up to BCNF.
Bastard Programmer from Hell
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Well, now I have to add an XmlInclude attribute to the Book parent class for each such sub-class.
But as I understand it, the base-class shouldn´t have to know about the derived classes in OOP.
As I remember in Java, you didn´t have to do this.
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larsp777 wrote: I have to add
Try without the attribute
Bastard Programmer from Hell
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I have tried that and I get:
The type <type> was not expected. Use the XmlInclude or SoapInclude attribute to specify types that are not known statically
It works without derived classes but not when I try with derived classes.
Also in my derived classes I declare another type of object. It´s a library-system. It has a List of book-objects. In the book-class I declare a customer-object in which I save the customer who borrows a book.
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larsp777 wrote: Also in my derived classes I declare another type of object. It´s a
library-system. It has a List of book-objects.
I'd expect a List<books>, not an object. Is that how it's declared?
larsp777 wrote: It works without derived classes but not when I try with derived classes.
Found a similar issue here[^], has two solutions on the bottom of the page.
I can't test them at the moment though, I'm not at home.
Bastard Programmer from Hell
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"I'd expect a List, not an object. Is that how it's declared?"
Not sure what you mean but I declared a List of objects like:
List<book> BookList = new List<book>();
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larsp777 wrote: Not sure what you mean but I declared a List of objects like:
List<book> BookList = new List<book>();
I guess you "need" the attribute because it doesn't know what's going to be stored in the list (being objects).
Can you post me a few lines more? If I put your code in a new project, I get a compile error (as expected, actually);
Error CS0246: The type or namespace name 'List' could not be found (are you missing a using directive or an assembly reference?)
I was expecting a generic list, from the namespace System.Collections.Generic;
System.Collection.Generic.List<Book> bookList =
new System.Collections.Generic.List<Book>();
Sounds like the site that I linked in the previous post is right - which means that their solutions might work
Bastard Programmer from Hell
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Don't know what happened but is should be:
List Bok BookList = new List Bok (); But whith brackets (which seem to disapear)
And then:
using (Stream s2 = File.Create(path2))
{
xs2.Serialize(s2, BookList);
}
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The BaseClass doesn't know anything about the subclasses, nor does it know what you're doing with them.
The attributes on the members in the base class have nothing to do with OOP. Those attributes are specifically used by the XML Serializer, not any OOP definition.
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Ok. So this is the recommended way of saving objects to disc?
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