by: ESPNSTI |
last post by:
Hi,
Please don't shoot me if the answer is simple, I'm new to .Net and C# :)
..
I'm attempting to convert a nullable type to it's "non-nullable" type in a
generic way (without knowing what...
|
by: Jason Huang |
last post by:
Hi,
The SqlParameter myPM =new SqlParameter("@Address", txtAddress.Text) is
working for update,
but SqlParameter myPM =new SqlParameter
("@Address",SqlDbType.NVarChar,90,txtAddress.Text) is...
|
by: Mark Rae |
last post by:
Hi,
In v1.1 I used to simulate nullable datatypes with structs. e.g.
public struct NullableString
{
private readonly String pstrValue;
private readonly bool blnHasValue;
public...
|
by: shawnk |
last post by:
Given several nullable boolean flags;
bool? l_flg_01 = true;
bool? l_flg_02 = false;
bool? l_flg_03 = true;
bool? l_result_flg = null;
I would have liked...
|
by: Joe Bloggs |
last post by:
Hi,
Can someone please kindly show me how to determine if a type (read value
type) is Nullable.
MSDN has this KB:
How to: Identify a Nullable Type (C# Programming Guide)...
|
by: GG |
last post by:
I am trying to add a nullable datetime column to a datatable fails. I am
getting exception
DataSet does not support System.Nullable<>.
None of these works
dtSearchFromData.Columns.Add( new...
|
by: Sam Kong |
last post by:
Hello,
I want to define a generic class which should accept only nullable
types or reference types.
What's the best way to costrain it?
---------
class MyClass<T>{
...
|
by: scparker |
last post by:
I have yet to find a satisfactory solution to this problem. It involves
VB.NET 2.0 and datetime issues.
I have a form that asks for a Date to be submitted in dd/mm/yyyy
format. When this is...
|
by: Tony Johansson |
last post by:
Hello!
These two declarations(1 and 2) are the same I assume.
1. System.Nullable<intnullable;
2. System.Nullable<intnullable = new System.Nullable<int();
So because these 1 and 2 are the...
|
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: 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...
|
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,...
|
