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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 a dot or cross ;) Posted by Jarod at 4/21/2006 11:33:43 PM Hey
I need a program that will display a red dot or a cross in the middle of the
screen. But it must display it in games ;) So it will work as a aim
marker( or what is called ? ;) Is it hard to do ?
Jarod
...more >>
drawing alpha-blended images Posted by David at 4/21/2006 11:16:18 PM Hello...
i want to draw on my form PNG file with alpha-blended transparency.
so i use this code:
Graphics canvas = e.Graphics;
Image Image = Image.FromFile(@".\Dragon.png");
canvas.DrawImage(Image, 0, 0, Image.Size.Width, Image.Size.Height);
the problem is, what alpha-blending do...more >>
Beginner question on access modifiers Posted by Frank at 4/21/2006 7:03:28 PM I have a form implemented as shown below. If I define the tp_
data member as private it is always null in the Click event
handler. When I remove private and let it use the default
access ( which I think is private ) then it is ok ( non null ) in the
Click handler. I don't understand why?
...more >>
Context menu persisting beyond its scope Posted by Paul E Collins at 4/21/2006 6:53:05 PM A context menu is created in the scope of the RightClick event, but it
continues to be displayed after that event handler terminates - i.e.
after it has gone out of scope. The code works correctly, but I feel a
bit odd about it. Is there anything to watch out for here?
By the way, the reaso...more >>
About using inderface IComparable Posted by Tony Johansson at 4/21/2006 5:53:05 PM Hello!
When this method foo is called parameter car is passed. When this Sort in
the Array class is called is it nessesary
that all cars is of the same type. I know that the IComparable interface
must be implemented but could the
vector car contains SAAB, VOLVO, PORCHE and FORD.
I mean ...more >>
C# as a programming language Posted by Dave at 4/21/2006 4:18:37 PM I want to spend two minutes on my soapbox.
I love C#. I am so productive in it it's ridiculous. But it's so easy to
write code that uses poor design principles. Example: just making
variables public instead of using properties. Another example: passing
references to forms to other cl...more >>
C# coding guidelines: use "this." or not when referring to member fields/properties within the object? Posted by Dave at 4/21/2006 4:12:44 PM I'm never quite sure whether to use "this." or not when referring to fields
or properties in the same class. It obviously works just fine without it
but sometimes I wonder if using this. consistently may make the code easier
to understand for someone else, etc. Using "this." makes it immedia...more >>
Setting OWC11 Spreadsheet Font Properties Posted by RBChallenger at 4/21/2006 3:39:47 PM
Can anyone tell me how to set the font properties in an embedded OWC1
excel speradsheet. You can get to the font properties vi
spreadSheet.Cells.Font.<Property>, however if I want to set th
porperty Size I cannot simply say .Size = x; and I ahve been unable t
find the accessor method to set the...more >>
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Predicates are awesome Posted by sklett at 4/21/2006 3:35:18 PM I've finally had the time to make use or predicates and convert a bunch of
ugly loops over to predicates. SO much cleaner.
Anyway, my question is if there are plans (or maybe already existing) to add
List<> function that would call a predicate on every item like a process.
For example:
pub...more >>
Killing stray GDI objects Posted by jislord NO[at]SPAM gmail.com at 4/21/2006 3:26:45 PM C# noob alert...
I am using a third party dll file to do some processing on rtf files.
This dll however leaks GDI objects like there is no tomorrow. It
crosses the threshold of 10000 objects after processing just a 100
files. While I can work with the developers on the third party team for
a ...more >>
mmx and friends with C# ? Posted by Sebastian_Krämer at 4/21/2006 3:18:04 PM Hi there!
I was wondering if it is possible to (manually, on code level) use
optimizations like mmx, sse etc with C#. The idea came up at some place
where /unsafe is already used. Somehow I have the feeling that it isn't
possible though. :-/
Second: I read somewhere that the C# (or JIT?)...more >>
I don't understand this error. Posted by eric at 4/21/2006 3:06:49 PM I have a method that queries a database table, to retrieve possible
format codes. The method is as follows:
public ArrayList GetDate(string frameSize, string partType)
{
ArrayList alAllFormats = new ArrayList();
ArrayList alDisplayFormats = new ArrayList();
OracleCommand cmdHe...more >>
Error Using WMI to Get List of Shared Folders on the Server Posted by lecnac at 4/21/2006 2:16:00 PM Here's some details:
Server and workstation both in the same workgroup
Logged into server as local Administrator
Logged into workstation as a local user that is only in the Users group
The local user on the workstation is also defined with same name and
password on the server (and only in the...more >>
which library we have to use for using assembly codes in c# Posted by yasin at 4/21/2006 2:12:25 PM is there any internet site for assembly examples in c#
...more >>
copy NameValueCollection instance Posted by John A Grandy at 4/21/2006 2:11:36 PM Does .NET provide a mechanism to copy the contents of one
NameValueCollection instance to another ?
...more >>
Question from a test Posted by Doru Roman at 4/21/2006 1:35:34 PM Hello,
I got a test and some of the questions were:
A collection a files, which is the basic unit of .NET programming, is
called:
1. package
2. assembly
3. library
4. copybook
I chose 3.
Every attribute must have at least one of the following:
1. comment
2. constructor
3. virtua...more >>
Debug Mode issue Posted by Tom at 4/21/2006 1:15:02 PM While in debug mode in my CMS application, I wanted to check a value so I set
a break statement and in the immediate window I entered:
? parentnav and hit the Enter key.
Since this is an object I got the first 99 lines or so followed by this:
<More... (The first 100 of 134 items were disp...more >>
Checkered background for images with varying Alpha Posted by illegal.prime NO[at]SPAM gmail.com at 4/21/2006 1:09:14 PM Hi all, I'm looking for the right way to create a checkered background
in a PictureBox. I will be applying various images to this PictureBox
and I want to to see the checkered background based on the level of
alpha in the image.
I have an algorithm that will traverse a bitmap's pixel and on a...more >>
Using keyword Posted by INeedADip at 4/21/2006 1:07:32 PM Are the using statements at the top of each .cs file mainly for UI and
type compatibility, or do they actually create dependencies for each
page.
When I create a new aspx page the following using statements are
included be default:
using System;
using System.Data;
using System.Configuration...more >>
Port Scan - Socket Connect Posted by dan kisting at 4/21/2006 12:36:30 PM Hi,
I wrote a chat program and it uses Sockets to connect. There is no
intentional port scan going on, however I am seeing tons of port scans
on that port in our firewall, and it (the firewall) continues to
operate around 35% CPU utilization during peak hours. Is there
anything I should loo...more >>
How to get app name? Posted by Richard Lewis Haggard at 4/21/2006 12:05:03 PM How can an assembly get the name of the application that is executing it?
--
Richard Lewis Haggard
www.Haggard-And-Associates.com
...more >>
Taskbar behavior and appearance Posted by michael sorens at 4/21/2006 11:56:45 AM (1) By setting an icon in my Windows Form properties, I successfully
display my custom icon when my application is executed. However, as soon
as I open the Options form in my application--now having two windows
open--they are grouped on the taskbar, but with a generic icon. Both my
main ...more >>
OLEDB exception on some machines Posted by jasco4617 NO[at]SPAM gmail.com at 4/21/2006 11:55:05 AM I am writing an application that runs as a service and utilizes the
..NET Framework v2.0. I am using an access database and OLE as my data
access driver.
On the machines I am developing this application on and my own personal
machine everything works fine. However, when I try and run the ser...more >>
Adding delegate function vs adding new delegate to event Posted by Dave Booker at 4/21/2006 11:38:03 AM If we have:
public delegate void Test(string s);
public event Test testevent;
public void log(string s) {...}
What is the difference between:
testevent += log;
and
testevent += new Test(log);
I always used the former, but all the examples I'm encountering in
...more >>
How to disable IE cache in VS 2005 Webbrowser control Posted by cweeks at 4/21/2006 11:36:10 AM Prior to .NET 2.0 the WebBrowser control had a method Navigate2 that
took in its second parameter a switch to disable reading the page from
the local IE cache. I want to be able to do this in a VS 2005 C#
Express app but I don't see anything in the Navigate signature that
would let me do this. ...more >>
Garbage Collection For ASP.NET's Website (w3wp.exe) Posted by news.citenet.net at 4/21/2006 11:35:59 AM I developed a few pages on a website by using C# ASP.NET and SQL 2000 Server
on SBS Windows 2003 server. The memory keep occupied, even I run
System.GC.Collect() function inside the proect. I don't know why. Can anyone
help?
...more >>
Load webpage Posted by Esteban at 4/21/2006 9:50:55 AM Hi,
I would like to know if there's a way to load a webpage, like
www.google.ca on a CSharp app then execute a query like a search on the
string "csharp" on the google's text area, then execute the search and
load the new webpage(results) so i can now extract the information i
want to put on ...more >>
Move tab to top right Posted by Stormy at 4/21/2006 9:41:10 AM I want to create a tab control and I want tabs on the top right side.
current TabAlignment only provides Top, Bottom, Left and Right. Please
help. Thanks
...more >>
Callback with unsafe double* to double[] Problem : Posted by BlueTrin at 4/21/2006 9:29:12 AM I am using a DLL written in C, it uses some pointers on functions, I
have defined a wrapper around it in C# which uses some delegates:
#region Delegates and Marshalling to call solvopt
public delegate double funCallback(double[] x);
public delegate double funcCallback(double[] x);
public de...more >>
Dlinq question Posted by hammad.awan_nospam NO[at]SPAM gmail.com at 4/21/2006 8:53:41 AM Question concerning deferred evalution. If one has a customer table
and an orders table in the database and the latter table has a customer
id assocatiated with it, when a query is executed like this:
IEnumerable<Customer> customers = from c in db.Customers
where c.CustomerId == customerId
s...more >>
Progress Bar Posted by Diogo Alves - Software Developer at 4/21/2006 8:32:02 AM Hi,
I am having a giant headache because a progress bar on a statusStrip.
Ok I will describe all the details to get help from anyone....
I have a MainForm, this form as a a component that is a menuPanel in the
left and content a panel in the right, in the panel I am loading forms...
wh...more >>
Export To Excel Posted by Jiro Hidaka at 4/21/2006 8:21:02 AM Hello,
I would like to know of a fast way to export data source data into an Excel
sheet.
I found a way from C# Corner(Query Tool to Excel using C# and .NET) which is
a neat little way of exporting dataset data to an excel using the Excel COM
object.
This works fine but the problem is...more >>
Exception Handling Question Posted by Chuck Cobb at 4/21/2006 7:40:14 AM I'm implementing a centralized exception handling routine using the
Enterprise Library Exception Management Application Block.
I trap all unhandled exceptions to one place using the following method:
// --- Create an Exception Handler for Thread Exceptions ----------------
Application.Thr...more >>
Changing Application Title at runtime Posted by gmccallum at 4/21/2006 7:10:02 AM Is there a way to change the title of the application at run-time in C#.
That is, the title that is shown in task manager.
For example, in VB you would do something like:
App.Title = "something new"
Any Ideas?
G McCallum
...more >>
ReDrawing of Bitmap is not smooth :( Posted by Khadim at 4/21/2006 7:06:21 AM Friends,
The problem I am facing is that when my form resizes or is loaded
(invalidated), the background image of my form (which i have drawn
through GDI+ and also by putting a picture box on the form) is redrawn
several times which cause it to flicker a lot.
setstyles(controlstyles.doublebuf...more >>
DataSet to a Custom Collection object Posted by npaulus NO[at]SPAM hotmail.com at 4/21/2006 4:18:56 AM Hi,
DataSets are usually resource heavy. Instead of having to pass them
from my middle tier to my presentation layer I was wondering if anyone
has developed a custom collection object that is less resource heavy
and can be passed lightweight to the presentation layer.
Thanks,
NJ
...more >>
Debug between C++ and C# Posted by Steven Blair at 4/21/2006 4:11:29 AM I have a C++ application using a C# dll.
I cant seem to step into my C# dll from the C++.
Is it possible to do this?
Steven
*** Sent via Developersdex http://www.developersdex.com ***...more >>
ListView image problem Posted by TheJediMessiah at 4/21/2006 3:29:14 AM Hi,
I have a single column listview in which I want the first row to
display an image and the following rows display some text.
The image is displayed correctly, being aligned to the left of the
column but the text in the rows below appear after the end of the
image.
For example
+--------...more >>
Available applications in Taskmanager Posted by Kondapanaidu at 4/21/2006 3:22:40 AM
Hi,
I am using C#.NETV1.1
How will we list which are the applications running under a task
manager.
Thanks in advance
*** Sent via Developersdex http://www.developersdex.com ***...more >>
Background Image in Listbox Posted by Kits at 4/21/2006 3:02:18 AM Hi,
Is it possible to put a background image in a listBox control?? How can
this be done? Specifically I would like to display an image in the are
of a listbox which is not occuppied by any listbox items (alternatively
if I could get rid of this region altogether or make it transparent..
just...more >>
Serializable TypeConverter Posted by ChriChri at 4/21/2006 2:06:18 AM I have an error message telling me my class must be Seriazible, but I
made it already Serializable ...
Have you some ideas of what to do ?
May I change the TypeConverter and how ?
Thanks
...more >>
ServiceController.GetServices( other pc ) Posted by Bram Hoefnagel at 4/21/2006 12:56:10 AM Hi,
On the 1.1 framework I couldn't find a solution to get a list of
services from an other PC. Only a list of services on My local PC.
(witch is strange i guess, as you look to the MSDN doc.)
But does someone know a way of getting a list of services on an 'other'
pc in the 2.0 framework.
...more >>
List COM ports Posted by Joachim at 4/21/2006 12:44:02 AM How can I find out what COM ports that exists on my computer?...more >>
detecting when a form is minimizing Posted by Lee at 4/21/2006 12:00:00 AM Hi,
How do I detect when a form is minimizing? specifically when a user clicks
the show desktop button on the taskbar, rather than the minimize button on a
form.
thanks in advance
...more >>
Business Rule (Engine) vs Data Validation Posted by kids_pro at 4/21/2006 12:00:00 AM
What is the different between Business rule & data validation?
How much impact does it give in OOP concept?
Thanks,
Kid...more >>
Documentation: Still nDoc or ? Posted by Henrik Dahl at 4/21/2006 12:00:00 AM Hello!
Does VS 2005 offer good features for documentation or is nDoc still the way
to go?
Best regards,
Henrik Dahl
...more >>
XmlElement Move up & down Posted by beachboy at 4/21/2006 12:00:00 AM How I can Move up or down XmlElement?
Please advise. Thanks in advanced.
...more >>
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