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Filter by Day: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 destroyng object Posted by josh at 4/9/2008 11:47:33 PM Hi,
I have an important doubt!
If in my class I implement a Dispose() method and then call it from
my application is it useful only for free unmanaged resources?
the object itself is then discarded from heap memory by the GC when it
wants?
my doubt is, for example, if MyObj has a destr...more >>
Singleton and GC Posted by David at 4/9/2008 9:18:01 PM Consider the following singleton:
public sealed class Foo {
private static readonly Foo instance = new Foo();
private Foo() {
//Do init work
}
public static Foo Instance {
get {
return instance;
}
}
}
Once the Instance prop...more >>
LINQ doesn't exist? Posted by Andy B at 4/9/2008 7:49:11 PM I had an asp.net web application that was converted from .net 2.0 to .net
3.5. When I added a web content form to the project, added some html content
and then went to preview it from visual studio 2008 solution explorer I got
the following error: Error 1 The type or namespace name 'Linq' does...more >>
Visual Studio 2008 and code snipIts Posted by Andy B at 4/9/2008 6:25:02 PM How do you add code to the code snippit library in visual studio 2008? I was
never able to figure it out.
...more >>
Type.GetType Posted by Jon Slaughter at 4/9/2008 6:18:13 PM Type asdf = Type.GetType(t.GetType().FullName);
How come something like that returns a null type when t is a generic type?
It works fine for non-generic types.
...more >>
How do I call C++ functions from a C# coded Service? Posted by Chip Gore at 4/9/2008 5:43:59 PM Hi -
Using Visual Studio 2005, I have created a stand alone command
line .exe program that "does what I want".
All of the functionality that I would like to make available to my
C#/.NET service is in a few .cpp/.h files (that my .exe main line .cpp
file calls and uses fine).
I'm not sure...more >>
WPF web application that run on a web server Posted by Andy B at 4/9/2008 4:08:42 PM Is there any way to make WPF web applications that run on a web server? I'm
thinking that the WPF application would run on the web server like an
asp.net web application would. Any ideas? I use VS2008 Team Suite.
...more >>
Adding .cpp files (C++ code) into C# 2.0 application Posted by eljainc at 4/9/2008 4:04:16 PM Hello,
I have 3 or 4 source code files that were written in VC++ (an earlier
version, like VC++ 6.0). I need to be able to use the code in my
C# .NET 2.0 forms program. I have tried to add existing items
(the .CPP files) to a new VC# project. How do I go about accessing the
methods and varia...more >>
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network read question Posted by parez at 4/9/2008 3:03:38 PM Hi,
When does the socket (server) know when to stop reading.
e.g.
if i have a buffer = 25K
and do networkStream.write twice.. what will the server read? 25k or
50K?
And should i send a message length for every message i send? and make
the server read specified number of bytes?
...more >>
Globally capturing keyboard events for a WinForm application? Posted by Bill Fuller at 4/9/2008 2:47:10 PM I've done this before, but no longer have the code and can't remember how.
Does anyone have an example on how to globally monitor keyboard events for
an application and modify them to treat, for example, an "ENTER" event as a
"Tab" event... or something similar.
...more >>
Configuring a library Posted by Jona Gold at 4/9/2008 2:09:28 PM I have an argument with a senior programmer here. He says
I shouldn't have special configuration for the part of
the code that's in the library. But isn't that the whole
point of libraries: that you can separate concerns, that
you can change the library, without needing to recompile
all the app...more >>
preventing users from submitting inputs twice Posted by Ned White at 4/9/2008 2:06:30 PM Hi All,
Im my c# web project, users click a submit button for credit card payment
process.
On the web server side ( on ButtonClick_Event) the user's input(name,date,cc
number etc.) is processed and some transactional database processes are
taken based on the inputs.
My problem is, users...more >>
Linq to csharp equivalent Posted by d-42 at 4/9/2008 12:27:15 PM Hi,
I'm trying to under stand linq syntax, and how it relates to 'plain
csharp':
For example, this trivial example grabs the accounts with a name
greater than or equal to "S"...
List<Account> Accounts;
List<Account> mylist = from acc in Accounts where acc.Name >= "S"
select acc.ToList(...more >>
Validating aspx.cs files Posted by Deidre L. Sellers at 4/9/2008 12:22:28 PM Good Afternoon:
I am seeking assistance with aspx.cs files. In order to accommodate persons
with disabilities, the project website/pages must be 508 Compliant.
Ongoing research on how to test aspx.cs files for 508 Compliance has been
exhausting with no concrete results. 508 Compliancy is t...more >>
OT: Crystal report Posted by Martin Arvidsson, Visual Systems AB at 4/9/2008 12:19:13 PM Hi!
Sorry for the offtopic....
I am using VS 2008 as development environment.
When i create reports etc it ads version 10.5 as reference files of the
crystal engine.
I have crystal XI (11) installed. How can i tell the Studio to use these
newer files instead
and also generate correc...more >>
System.Collections.Generic.List<int> myList = new System.Collections.Generic.List<int>(100); Posted by DR at 4/9/2008 12:05:36 PM System.Collections.Generic.List<int> myList = new
System.Collections.Generic.List<int>(100);
Does this preallocate 100 integers?
Also, is there any way to preallocate an array of objects all at once?
MyOb[] al= new MyOb[100];
for (int z = 0; z < nCount; z++)
{
al[z] = new MyO...more >>
Sending mail encounters AuthenticationException (remote certificate is invalid ...) Posted by Afshar at 4/9/2008 11:57:57 AM Hi there
I'm sending email via a server that uses SSL. The server has
Certification problems. Whenever I send email I got following
exception:
System.Security.Authentication.AuthenticationException: The remote
certificate is invalid according to the validation procedure.
How can I tell .NE...more >>
LINQ Classes in Separate Files Posted by Marc S at 4/9/2008 11:46:43 AM Instead of having everything in a single file that represents my
database I have a file for each table and a relationships.cs file for
defining my relationships. I then created a ClassExtenstions.cs file
with partial classes which provide custom functionality such as
getting the text descriptio...more >>
Gridview dynamic columns Posted by jimmysjams at 4/9/2008 11:41:01 AM I'm modifying someone else's code and I have hit a snag. I don't
want
to rewrite what's already there but I might have to.
I have a gridview, in the gridview is a set number of columns that
will always be there. On the end of the gridview I need to add
columns
dynamically. These columns ma...more >>
checkbox visible based on multiple rows Posted by duncfair at 4/9/2008 11:03:17 AM asp.net 2.0 and language is c#
I need to add a single checkbox on an aspx page based on evaluating
two aspects of the items the customer has placed in the shopping cart.
The price must be $100 or more and the brand must be a specific brand.
There may be multiple items in the cart but there c...more >>
datagrid alternative? Posted by duncfair at 4/9/2008 10:11:27 AM I need to create code to deploy Google Analytics e-commerce.
The item data needs to be formatted like so:
pageTracker._addItem(
"3333", // OrderID
"929392939392 ", // SKU
"Widget ", // ProductName
"Fuschia ",...more >>
Select another page on TabControl Posted by Vanessa at 4/9/2008 10:11:03 AM Hi all!
I have 4 pages in a TabControl. Depending on a selection on the first page,
I enable the second page and disable the third one, and vice-versa.
What I want is that when the user try to select the disabled page I select
the following one. For example, if the second page is disabled,...more >>
References to other projects Posted by Peter Morris at 4/9/2008 9:54:00 AM I have a product which has a solution made up of about 6 projects. I am now
writing a website for this project and one of the requirements is to use a
project from the first solution in order to use the class that creates user
license files. This license project uses other projects too.
I...more >>
Refection problems Posted by csharpula csharp at 4/9/2008 9:22:27 AM Hello ,
I would like to ask about the following issue:
I am activating this code after i created the InitializationAttribute
and added it above objects:
PropertyInfo[] properties = this.GetType().GetProperties();
foreach (PropertyInfo property in properties)
{
object[] attributes =
...more >>
class name Posted by Andrew at 4/9/2008 9:21:01 AM Hi,
I have a class named "clsTest"
Is it possible to capture the value of clsTest in a variable, and then use
it to instantiate the object A ?
if (ClassName = "clsTest1")
then
ClassName A = new ClassName;
else if (ClassName = "clsTest2 ")
ClassName A = new ClassName;
//normally...more >>
Exception Type Posted by csharpula csharp at 4/9/2008 8:24:34 AM
Hello ,
I am defining a new attribute for validation purposes ,in case the
validation of the object which has specific attribute not passing well
which kind of exception should I throw? (kind of Ilegal state,is there
an already defined format for it?)
Thank you!
*** Sent via Developersd...more >>
Dynamic variables Posted by Fabio at 4/9/2008 8:20:11 AM Hi
I am very new to C#.NET 2.0
I was wondering if someone can help please.
I have a screen with a datalist control. The data in the list can
contain x amount of rows (usually a low number). When I click a button
on the screen I want to build a dynamic 2 dymentional array or dataset
(not ...more >>
Copy file to remote PC Posted by alexia.bee@gmail.com at 4/9/2008 7:58:25 AM Hi all,
I need to copy a file from my PC to a remote PC.
The remote PC has different password and user name.
both PCs are on same domain not WORKGROUP.
Is there a .NET class or windows API which I can use to copy file?
does File.Copy supports that? I so, how should be the destination file
st...more >>
"The object invoked has disconnected from its clients" Posted by raulavi at 4/9/2008 7:47:03 AM VS2005 gets this error "The object invoked has disconnected from its clients"
does anyone know about a fix for it?...more >>
LINQ and ToList when querying multiple sources Posted by Marc S at 4/9/2008 7:42:18 AM var qry = from s in dbCxt.Services
from j in s.Jobs
where s.ID == 200
select new { s, j };
I want to call qry.ToList() but with the list containing anonomyous
types I don't know how to create a List object to support that. I want
to get all records in a Lis...more >>
How to consume different web services on dev and live environments? Posted by Danny Ni at 4/9/2008 7:01:10 AM Hi,
I am working on a project that consumes web service, on my dev machine I
added a web reference to http://dev.mydomain.com/webservice1.asmx. But when
the codes deployed to live, I need to consume
http://live.mydomain.com/webservice1.asmx instead.
Other than manually changing the web r...more >>
Data Entry Jobs FOR FREE Posted by andhralo3 at 4/9/2008 5:00:08 AM Data Entry Jobs FOR FREE
http://earnmoneydaily300dollars.blogspot.com/...more >>
Whats LinkedListNode<>? Posted by Jon Slaughter at 4/9/2008 3:58:15 AM When I create a LinkedList<> what is a LinkedListNode compared to a value?
AddFirst(54) for example, does it turn 54 into a node or what? I'm trying ot
find out what the LinkedListNode is specifically for? Basically just a
wrapper around the reference type?
...more >>
The state of an object controlled by the object itself or some other source? Posted by Andy B at 4/9/2008 3:42:47 AM I have an object (Contract). After it has been signed (it's a legal
document), it can't be changed. It is read only, frozen or locked depending
on what word you want to use after the customer signs it. Should this state
be controlled by the Contract itself or some other source? And the other
...more >>
WCF service: how to always execute in same thread Posted by ludwig_stuyck@hotmail.com at 4/9/2008 12:20:22 AM Hi all,
I'm service enabling a single-threaded COM component, which has the
requirement thet everything is executed in the same thread. How can I
make sure that if a WCF service method is called, it is executed in
always the same thread?
Thanks!!...more >>
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