by: Sandeep Grover |
last post by:
Hi,
If I do another delete on an object which has been deleted earlier, then
how is
the system expected to behave ?
Is it an unpredictable behavior ??
Thanks
Sandeep
|
by: pedicini |
last post by:
I work with many dynamically allocated variables in
my program including double **, int *, char *.
For ex:
double **d;
d = new (double *) ;
for(int i = 0; i < 10; i++) {
d = new double;
}
|
by: Songling |
last post by:
Hi gurus,
Just learnt from my co-worker that it's safe to delete a null pointer. I
tried it on sun box
(and linux), nothing bad happens. So it seems to be true. But does it apply
to all...
|
by: Squid Seven |
last post by:
I create a pointer to an item:
CardSession *cardSession;
Then, later, I use new to create an instance of the item and assign it
to that pointer:
cardSession = new CardSession();
In...
|
by: John Rivers |
last post by:
Hello,
I think this will apply to alot of web applications:
users want the ability to delete a record in table x
this record is related to records in other tables
and those to others in...
|
by: Jon Slaughter |
last post by:
Is it safe to remove elements from an array that foreach is working on?
(normally this is not the case but not sure in php) If so is there an
efficient way to handle it? (I could add the indexes to...
|
by: LuB |
last post by:
I am constantly creating and destroying a singular object used within
a class I wrote.
To save a bit of time, I am considering using 'placement new'. I guess
we could also debate this decision -...
|
by: Rahul |
last post by:
Please read the following code
class Test{
public:
void * operator new (size_t t)
{ return malloc(t); }
void operator delete (void *p)
{ free(p); }
};
|
by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
|
by: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
|
by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
|
by: emmanuelkatto |
last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud.
Please let me know.
Thanks!
Emmanuel
|
by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
|
by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
|
by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
|
by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
|
by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers,...
|
