by: Nuno Paquete |
last post by:
Hi group.
I'm using this code to see if is there any parameter for variable "menu":
if($_GET == "downloads")
....
But this code log errors if there is no parameter passed (this heappens at...
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by: JGH |
last post by:
How can I check if a key is defined in an associative array?
var users = new array();
users = "Joe Blow";
users = "John Doe";
users = "Jane Doe";
function isUser (userID)
{
if (?????)
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by: Caspy |
last post by:
I just get stuck on how to check if a user is a member of network (domain).
I am building an internal tracking system with ASP.Net with Form
authentication. When an user is added into the system,...
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by: Laphan |
last post by:
Hi all
In my functions I'm using a double-check all the time to trap if a value has
nothing in it and my question is do I need this double-check.
My check line is:
IF IsNull(xxx) OR...
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by: ferg |
last post by:
I have a Customer table. The table has two different CHECK constraints.
Then there is the Customer details dialog, which provides the user with
an UI for changing users. I have some UPDATE sql,...
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by: Earl |
last post by:
What's the best way to check for null on an ExecuteScalar? The following
would fire the command twice:
if (cmd.ExecuteScalar() != null)
{
intContactID = Convert.ToInt32(cmd.ExecuteScalar());
}
|
by: -Lost |
last post by:
I have this generic function (JavaScript newbie here, so don't think I am going to impress
you):
function blah()
{
var container = '';
for(var i = 0; i < arguments.length; i++)
{
container...
|
by: Jess |
last post by:
Hello,
I tried a program as follows:
include<iostream>
using namespace std;
class A{
public:
|
by: RP |
last post by:
I have a member variable of a class of type "int", and while assigning
value to it in a constructor, I want to check whether it is a null. I
am using following code:
if (NewMember.BPLNo == null)...
|
by: taylorcarr |
last post by:
A Canon printer is a smart device known for being advanced, efficient, and reliable. It is designed for home, office, and hybrid workspace use and can also be used for a variety of purposes. However,...
|
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:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
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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
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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...
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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,...
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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...
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