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i have seen it in many papers. but what's the definition and function of the configuration context?
could anybody explain context for tasks as well?
thx a lot
absolutely. i just found the reason is a and b are both pointing to the same address where an object of A is stored. delete method in c++ deletes the content pointed by the pointer. after deleting b, the content at the address is removed. therefore, when the compiler tries to delete a, it will...
I have test the following code
#include <iostream>
using namespace std;
class A
{
public:
int aa;
};
int main()
{
A *a = new A;
a->aa = 55;
A *b = new A;
b = a;
b->aa = 555;
delete b;
b= NULL;
cout<<a->aa<<endl;
delete a;
a=NULL;
return 0;
}
it has neither error nor warning when...
help! templete header
Hi,
I tried to run a program provided by ARM. It worked on Microsoft Visual Studio 2005, however, when I tried to execute it on Linux, there are some problems. The error message that I got is...
Re: vhdl help
1, eg:
library ieee;
use ieee.std_logic_1164.all
In this example, std_logic_1164 is a package.
2, In functions, since it requires a return type, I don't know if there is some other ways to handle multi output problem. But what I can think of is to use a record type as output...
It is solved by the technical support of my department.
The problem is that there were two files called "cygwin1.dll" in my system. One was maybe installed by some other softwares but cygwin. When compiling, the cygwin cannot locate which dll to use.
After removing the wrong dll file, the...
I have tried the same code on code with the same command on Linux, and it works. But still not working on Cygwin. I have re-install the cygwin several times today and nothing happens.
I have installed a complete version of Cygwin. When I tried to run the Hello World program which is provided in An Introduction to GCC. The code which is called hello.c looks like:
#include <stdio.h>
int
main (void)
{
printf ("Hello, world!\n");
return 0;
}
I used the following command:
$...
Hi,
I'm a newbie in Cygwin and Linux. I tried to mount a local folder (C:\D) to /d in Cygwin. I have create a directory named d in the root. Then, I called the following command:
mount c:\d /d
The system reported "mount /d: Invalid argument".
Could someone help me out of this?
Thank you...
There are a lot you can do on DE2 board, eg, multi-processor tasks, software hardware co-design, etc.
In the attachment is a very simple lab from Royal Institute of Technology, Sweden, I hope it is of a little help to you.
And I also attach some user guide as well.
Enjoy.
Ubiquitous computing is also called pervasive computing or ambient intelligence. We assume that in the future, the environment will be full of computing elements. For example, all systems such as watches, PDA, washing machines and so on will have a computing power. So, in short terms: it could...
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