by: Steven T. Hatton |
last post by:
This may be another question having an obvious answer, but I'm not seeing
it. I'm trying to create a class that derives from
std::valarray<std::string>. I don't need a template, and I haven't come...
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by: JustSomeGuy |
last post by:
I need to write an new class derived from the list class.
This class stores data in the list to the disk if an object
that is added to the list is over 1K in size.
What methods of the std stl...
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by: Julian |
last post by:
I would like to have output from my program to be written to cout as well as
a file. (actually, i want several other output options but this should
explain my problem in the simplest way). I have...
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by: baumann |
last post by:
hi all,
i am reading the C++ templates complete guide, i have question on
the following statement.
We must therefore make sure the template parameters of the class
template appear in the type...
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by: Mahesh Devjibhai Dhola |
last post by:
Hi All,
I want to make a custom class in c#, which extends System.Xml.XmlNode class
of BCL.
Now in custom class, I have implement abstract methods of XmlNode class
also. Now when I am trying to...
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by: Nindi73 |
last post by:
HI
If I define the class DoubleMap such that
struct DoubleMap : public std::map<std::string, double>{};
Is there any overhead in calling std::map member functions ?
Moreover are STL...
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by: Mosfet |
last post by:
Hi,
I would like more info about deriving from an existing C struct.
Let's say I am fed up with always writing the same code shown below :
MYSTRUCT foo;
memset( &foo, 0, sizeof(MYSTRUCT)...
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by: Shraddha |
last post by:
Can I stop people by deriving my class?
I mean I don't want my class to be as a base class...
Can I do that?
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by: Christopher Pisz |
last post by:
I set out to make a custom logger. Examining some other code laying around,
I came across one that derived from ostream, and had a associated class
derived from streambuf. Is this practice a good...
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by: Al Grant |
last post by:
Consider two translation units, (1):
namespace { struct S { }; }
struct D: S { virtual int f(void); };
and (2):
#include <typeinfo>
struct D;
char const *f(D *p) { return...
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by: DolphinDB |
last post by:
Tired of spending countless mintues downsampling your data? Look no further!
In this article, you’ll learn how to efficiently downsample 6.48 billion high-frequency records to 61 million...
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by: ryjfgjl |
last post by:
ExcelToDatabase: batch import excel into database automatically...
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by: isladogs |
last post by:
The next Access Europe meeting will be on Wednesday 6 Mar 2024 starting at 18:00 UK time (6PM UTC) and finishing at about 19:15 (7.15PM).
In this month's session, we are pleased to welcome back...
|
by: isladogs |
last post by:
The next Access Europe meeting will be on Wednesday 6 Mar 2024 starting at 18:00 UK time (6PM UTC) and finishing at about 19:15 (7.15PM).
In this month's session, we are pleased to welcome back...
|
by: Vimpel783 |
last post by:
Hello!
Guys, I found this code on the Internet, but I need to modify it a little. It works well, the problem is this: Data is sent from only one cell, in this case B5, but it is necessary that data...
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by: ArrayDB |
last post by:
The error message I've encountered is; ERROR:root:Error generating model response: exception: access violation writing 0x0000000000005140, which seems to be indicative of an access violation...
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by: PapaRatzi |
last post by:
Hello,
I am teaching myself MS Access forms design and Visual Basic. I've created a table to capture a list of Top 30 singles and forms to capture new entries. The final step is a form (unbound)...
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by: Faith0G |
last post by:
I am starting a new it consulting business and it's been a while since I setup a new website. Is wordpress still the best web based software for hosting a 5 page website? The webpages will be...
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by: isladogs |
last post by:
The next Access Europe User Group meeting will be on Wednesday 3 Apr 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM).
In this session, we are pleased to welcome former...
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