| |
by: Dado |
last post by:
I lost the point:
What is purpose of putting objects to null:
If I make a class, JFrame for example, with button which start connection
dialog, which is class with connection and statement...
|
by: Agent Mulder |
last post by:
Hi group,
When filling in my Windows(tm) structs, I use
NULL for object pointers and 0 for ints, floats etc.
I found out that this compiles:
int a=NULL;
float b=NULL;
etc.
Is that valid?
|
by: Brody |
last post by:
Hi.
I remember using if statements with null in it. For example, at one
point I used this:
if (value == null) {
value = "something";
}
document.write(value)
|
by: Rene |
last post by:
I have an array that may or may not contain data during the course of its
life. When I first instantiate my class level array reference I set the
array to null:
int xyz = null;
But I am thinking...
|
by: simon |
last post by:
I use session:
If IsDBNull(Session("Source")) Then ' this is the line cause an error
bindRptSell()
End If
But I get an error message:
Object variable or With block variable not set....
|
| |
by: TC |
last post by:
What does it mean for an integer to have a null value? I am trying to use
the DataView.Find method. That method has an integer return type which
contains the "index of the row in the DataView...
|
by: valentin tihomirov |
last post by:
As explained in "Using pointers vs. references"
http://groups.google.ee/group/borland.public.delphi.objectpascal/browse_thread/thread/683c30f161fc1e9c/ab294c7b02e8faca#ab294c7b02e8faca ,
the...
|
by: A. Anderson |
last post by:
Howdy everyone,
I'm experiencing a problem with a program that I'm developing. Take a
look at this stack report from GDB -
#0 0xb7d782a3 in strlen () from /lib/tls/i686/cmov/libc.so.6
#1 ...
|
by: arundelo |
last post by:
Is there a way to tell whether accessing a variable will
result in an "Undefined variable" E_NOTICE? isset() almost
does this, but it also returns false if a variable is set to
null:
...
|
by: polas |
last post by:
Afternoon all,
I have some code (which I thought was OK, but now appreciate is
probably not by the standard) which contains
int a;
......
if (a==NULL)
{
....
|
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: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
|
by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
|
by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
|
by: isladogs |
last post by:
The next Access Europe User Group meeting will be on Wednesday 1 May 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 a new...
|
by: TSSRALBI |
last post by:
Hello
I'm a network technician in training and I need your help.
I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs.
The...
|
by: 6302768590 |
last post by:
Hai team
i want code for transfer the data from one system to another through IP address by using C# our system has to for every 5mins then we have to update the data what the data is updated ...
|
| |
by: muto222 |
last post by:
How can i add a mobile payment intergratation into php mysql website.
|
by: bsmnconsultancy |
last post by:
In today's digital era, a well-designed website is crucial for businesses looking to succeed. Whether you're a small business owner or a large corporation in Toronto, having a strong online presence...
|
