|
Hi all, I'm trying to learn how to use managed/unmanaged code interop, but I've hit a wall that 4 hours of googling wasn't able to get over. I put together 2 projects in visual studio, one creating a win32 exe, and one creating a windows forms .NET application...
Started by David Hay on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Try importing your function into .NET code as
[DllImport.
You have declared your function as extern "C" which means it uses cdecl as its of your code crashing.
code into a DLL.
|
|
Anyone manage to write code that uses the mysqlclient library? I can get compiling working but not linking :(
XCode produces the following output:
Build TestMysql of project TestMysql with configuration Debug Ld build/Debug/TestMysql normal x86_64 cd ...
Started by Jacob on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Alternate methodology: Have you considered just using the Makefile you made in XCode?
File->New Project->Other->External Build ... .
I believe the "" string is causing you grief -- especially since the error message's filename is the empty string .
|
|
My knowledge is very limited on VS in fact it's the first time I am using it and very little I know of C debugging too.
I have pre-existing .c and .o files that have been transferred into my folder and I open VS to edit them. I then compile on a unix ...
Started by Filippo on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
You cannot use .....
Right click solution and hit build.
You should create a C project (you may have to use empty project) Add your c files to the project.
This assumes that your code is not dependent on anything.
This is a quess.
|
Ask your Facebook Friends
|
Hello, I am a newbie in programming and I want to write a program in Visual Studio with using C# language which uses a textbox and a button only. When the user writes string "A" in the textbox and presses the button, the program shows integer "5" in a...
Started by Malkoch on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
Basic maths can do the rest :) Don't forget to convert to a Char rather than subtracting the Character insertered (A, B or C) to int, subtract 70, multiply it with -1 and Display the value.
|
|
Question 1)
I have a navigation based application where clicking on an entry opens a second view with the details of that entry.
It's working now with the following code
[self.navigationController pushViewController:descriptionController animated:YES]...
Answer Snippets (Read the full thread at stackoverflow):
Because UITextView doesn't conform to NSCopying....
In my controller class for the view I have:
@property( nonatomic, retain) IBOutlet UITextView *textView;
But if I change this to
@property( nonatomic, copy) IBOutlet UITextView *textView;
Then it crashes .
|
|
Do you recommend any good library or examples online for implementing an HTTPS client that can connect to a website using basic authentication? This is meant to run in linux servers.
Any pointers help.
Update: Question about the unanimous libcurl - does...
Started by kolrie on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
There's plenty of example code.
Libcurl supports both HTTPS and HTTP Basic Authentication.
|
|
For a project I'm working on, I need to have a lot of source code files generated from an interface description. That description is currently IDL (really, a pidgin IDL-like language), but I'm not married to it and am willing to consider alternatives....
Started by Stephen Deken on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
There should be something similar took XDR because the language is pretty much the same from C for structs, for the task is basically port old code and we want....
In Windows midl.exe is there to generate COM code from IDL files.
|
|
Hi!
Here's my code:
#import <Foundation/Foundation.h> void PrintPathInfo() { const char *path = [@"~" fileSystemRepresentation]; NSLog(@"My home folder is at '%@'", path); } int main (int argc, const char * argv[]) { NSAutoreleasePool * pool = [...
Started by Tom on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
For const char* you will want the....
Because you are using a C style string, you need to use the standard C string formatters OR convert the const char * back to an NSString using).
And asks it for a description to get a string to print.. .
|
|
Hi, i have been going through some code and came across a statement that somehow disturbed me.
typedef GLfloat vec2_t[2]; typedef GLfloat vec3_t[3];
From my perspective, a statement such as
typedef unsigned long ulong;
Means that ulong is taken to mean...
Started by Dr Deo on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
Basically a typedef has exactly the same format as a normal C declaration, but it introduces be clearer if C syntax allowed it to be written as
typedef GLfloat[2] vec2_t; typedef GLfloat[3] vec3_t been said, is the same an in a variable....
|
|
I'm working on sorting a list of objects, and unfortunately, I'm not quite getting the information from the debugging to see where I'm going wrong.
I have a custom class that I implemented a CompareTo method in, and I call .Sort() on a List of items of...
Started by Kivus on
, 9 posts
by 9 people.
Answer Snippets (Read the full thread at stackoverflow):
Source: MSDN
Your class should implement....
If a custom class or structure does not implement IComparable, its members cannot be ordered and the sort operation can throw an InvalidOperationException .
Try making your class implement the IComparable interface.
|
