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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 31 Get all data from one row in listview Posted by Lars Erik Nes at 5/31/2006 11:23:01 PM Hi all.
I have a small problem.
I have a listview which contais 4 columns. (No. / Desc / Contract / Product).
other properties to this listview (lvActivities):
lvActivities.View = View.Details;
lvActivities.FullRowSelect = true;
lvActivities.HideSelect...more >>
releasing general heap memory allocated to a large array Posted by johnmann56 at 5/31/2006 10:34:01 PM Hello. I have a small C# program which uses a number of large arrays of
double. The program runs fine on my desktop PC which has 2 GB of memory, but
when run on my laptop with 512 MB the laptop practically freezes up, from
running out of memory. I would therefore like to modify my program so t...more >>
Tool to find the unused methods and members in an assembly Posted by Venkat at 5/31/2006 7:59:03 PM Hi,
My application is splitted into more than one assembly. And I
want to clean up the methods which are not called or not used among any of
the assemblies.
Can any one suggest me the tools available to find and remove the un used
methods or members?
Thanks in ...more >>
Readers and Writers Posted by Karch at 5/31/2006 6:49:07 PM Can someone give me the one paragraph answer to when and why I should use
each of the following classes (versus each other):
StreamReader/Writer
StringReader/Writer
TextReader/Writer
BinaryReader/Writer
The first two, in particular, seem to do much of the same thing and both
work with c...more >>
Class Object and override Posted by Tony Johansson at 5/31/2006 6:44:38 PM Hello!!
You may correct me if I have made any wrong assumptions.
Below I have some simple classes.
When you have this t.ToString() below it's the ToString() method in Object
class that is called
and when you have this t.GetType() below it's the GetType() method in the
Object class that i...more >>
Getting CF_ENHMETAFILE from clipboard Posted by Andrey Dzizenko at 5/31/2006 6:25:15 PM
Hi all!
Did anyone try the subj?
I use extern IsClipboardFormatAvailable and GetClipboardData from =
user32.dll. IsClipboardFormatAvailable(14) returns true, but =
GetClipboardData(14) returns null-pointer after that.
I found working source codes that can get CF_ENHMETAFILE from c...more >>
strange c# - vb difference Posted by Tina at 5/31/2006 6:16:13 PM I'm using 1.1/vs.net 2003 ...
C#example..............
string myPath = Server.MapPath(".\\Data\\" + (string)
Session["LogoFileName"]);
Produces this value in myPath
?myPath
@"c:\inetpub\wwwroot\CSharpCustomers\Data\GaryRocks.jpg"
VB example.............
Dim myPath As String =...more >>
Navigating by attribute in XPath Posted by jon cosby at 5/31/2006 6:00:21 PM This code shows all values for the config node. I'm trying to retrieve
the value for systrayenabled for attrib "jon". Something wrong?
sXmlPath = Application.StartupPath.ToString() + "\\settings.xml";
XmlDocument xmlConfig = new XmlDocument();
xmlConfig.Load(sXmlPath);
XPathNavigator navig...more >>
Don't see what you're looking for? Search DevelopmentNow.com.
Bell Character Posted by Josh at 5/31/2006 4:57:04 PM I want to get the ASCII Bell character (7) as a string. How? I'm pulliing
my hair out over the stupid little task. HELP!!!!!!!!! ARRRAGGH!
--
#####-----#####-----#####
POV Tips and Hints at ...
http://povman.blogspot.com/
...more >>
dealing with unsigned char* from C++ .lib Posted by Stephen Cawood at 5/31/2006 4:30:18 PM I'm trying to use a C++ .lib from C# (I tried the Interop group will no
results).
I have a working wrapper DLL (I can get back simple things like int), but
I'm having issues dealing with an array of bytes.
For example, the .lib contains this function:
int create(int id, int scale, unsign...more >>
string to bitmask Posted by Just D at 5/31/2006 4:23:15 PM All,
What's the easiest way to convert the string like 1001010101101010101 into a
binary mask of type Int64 and back? ConvertBitmask or something like that?
Just D.
...more >>
Why is LinkedList lacking so much? Posted by Steve at 5/31/2006 4:18:40 PM I just realized that I need elements in my List<> to be doubly linked. So I
searched for "C# Linked List" and found the LinkedList<> class. I was happy
until I looked at the docs for this class and realized that it's missing so
much. For example, Find(predicate), operator[], etc
Is there...more >>
How do I convert a FileInfo.Attributes to a SqlDBType Posted by Greg Larsen at 5/31/2006 4:08:01 PM I'm trying write a SQLCLR that returns FileInfo.Attributes property to SQL
Server in a record set and I am getting the following error.
cannot convert from 'System.IO.FileAttributes' to
'System.Data.SqlTypes.SqlInt32'
How can I convert the Attributes to display an integer value. Clearly t...more >>
ReferencedAssemblies and the gac Posted by Thomas W. Brown at 5/31/2006 2:56:01 PM I'm dynamically compiling some code and adding needed referenced assemblies.
When I add references to DLLs using an absolute path there is no problem.
When I add *relative* references to the system DLLs there is, again, no
problem. But when I try to add a *relative* reference to 3rd party m...more >>
Missing the benefit of DataSets with Crystal 10 with process reload on Next|Previous button activiation Posted by dekern at 5/31/2006 2:46:08 PM Good afternoon all,
I guess I am missing the benefit of using datasets with Crystal. For
years I have written wrapper apps that used the Pull method and I let
Crystal do all the sql work. Now I have an issue where the queries run
for 4+ minutes so I don't want Crystal doing repeated legwork....more >>
Problems with RichTextBox.Rtf Posted by Flack at 5/31/2006 2:11:02 PM Hey guys,
I'm trying to set the Rtf property of a Richtextbox and I'm having some
issues.
First I do this, which works fine:
string test =
@"{\rtf1\ansi\ansicpg1252\deff0\deflang1033{\fonttbl{\f0\fswiss\fcharset0
Arial;}}
{\*\generator Msftedit 5.41.15.1507;}\viewkind4\uc1\pard\ul\f0...more >>
How to Get Server Reboot Time? Posted by samtilden NO[at]SPAM gmail.com at 5/31/2006 2:09:50 PM I am writing in C# .NET and am using System.Environment.TickCount
(32-bit integer) to get the number of milliseconds since the server was
rebooted.
The problem is that the server has been up for over 30 days and the
32-bit integer is coming back negative. Of course, I can extend it
with zero...more >>
Deserialization with a removed class Posted by Joe at 5/31/2006 2:01:03 PM Hello all!
I'm trying to deserialize an object which has a few members which no longer
exist. Is there anyway using a custom binder to remove the reference to
these objects or just return a null?
Thanks,
Joe
...more >>
System.Math.DivRem for compact framework Posted by muzilli NO[at]SPAM sercomtel.com.br at 5/31/2006 1:52:49 PM Howdy all,
what is the same DivRem function for Mobile development. I'm using the
..NET compact framework.
Thanks all,
Marcelo Muzilli
...more >>
Can anyone tell me of any optimations I could do to this to make it faster? Posted by (Extremest NO[at]SPAM extremest.com) at 5/31/2006 1:52:18 PM I know there are ways to make this a lot faster. Any
newsreader does this in seconds. I don't know how they do
it and I am very new to c#. If anyone knows a faster way
please let me know. All I am doing is quering the db for
all the headers for a certain group and then going through
th...more >>
How to compile resource files via Nant? Posted by Brett Romero at 5/31/2006 1:40:50 PM I am compiling a winform app using nant. I first compile via VS.NET,
which generates *.resource files in obj\debug. Then I use the
<resources> tag in the Nant script to complete a build via Nant.
I did try the Nant build by accessing the *.resx file instead. The app
throws this error when I...more >>
Unable to load (unmanaged) dll Posted by Richard NO[at]SPAM nospam.nospam at 5/31/2006 1:31:03 PM Hi All,
Any ideas on how to resolve the run-time exception:
"Unable to load DLL 'EventMgr.dll': The specified module could not be found.
(Exception from HRESULT: 0x8007007E)"
It's raised when my app calls a static function in the dll. In my app I have:
[DllImport("EventMgr.dll", EntryPoi...more >>
A question about Exception Posted by tony at 5/31/2006 1:23:32 PM Hello!!
As you know every user defined exception must be derived from class
Exception.
Now to my question if I write catch then every exception will be caught.
If I instead write catch(Exception) then every exception will also be
caught.
These two will catch the exact same exception is t...more >>
A question on RighTextBox ... Posted by Polaris at 5/31/2006 1:20:53 PM Hi:
Is there a way to tell exactly how many chars a RichTextBox can display (no
scroll bars)? The Font used may not be fixed width font.
Thanks in advance!
Polaris
...more >>
ASP.NET/Crystal Reports Deployment Question Posted by wtistang NO[at]SPAM hotmail.com at 5/31/2006 1:10:39 PM I developed an asp.net/crystal app in my local machine using the
crystal reports which comes with VS 2003. Now I am planning to deploy
it to a web server which support asp.net and crystal reports (version
9). What steps I should follow to make a successful deployment?
Thanks in advance.
M...more >>
Encoding string for xml Posted by Mantorok at 5/31/2006 12:31:17 PM Hi all
I have a plain text string, sometimes the string will contain special
characters, how can I encode this string in xml format?
Thanks
Kev
...more >>
C# COM array issues when accessed through vbscript Posted by Edvin at 5/31/2006 12:04:01 PM Greetings,
I'm trying to access C# COM object from a VBscript, where C# will
modify the reference parameter to an array.
I found simple reference parameter datatypes (i.e. int, string) yield
to expected result, however, when I try to create an array of these
primitives, I encounter strange ...more >>
Books about SW Design/Architecture Posted by Ludwig Wittgenstein at 5/31/2006 11:30:26 AM Other than the Design Patterns book, which book(s) is/are the best to
learn object-oriented software design/architecture from ?
...more >>
Bit shift question. Posted by Ken Varn at 5/31/2006 11:26:01 AM I am seeing a discrepancy on how bit shifts work in C# vs. C++. In C++, if
you do a bit shift and it overflows, the bits are lost.
i.e. in C++, -1 << 32 would produce 0. However, in C#, this same expression
yields -1.
Is there anyway to have C# bit shift behave like C++?
--
------...more >>
return inside of using block Posted by Andrew Robinson at 5/31/2006 11:13:26 AM Are these two equivalent? Is one better than the other? I tend to go with #1
but started wondering....
Thanks,
1:
using (SqlConnection cn = new SqlConnection(DataConnection))
using (SqlCommand cm = new SqlCommand("ItemCount", cn)) {
cm.CommandType = CommandType.StoredProcedure;
...more >>
background worker and win forms Posted by bilosta NO[at]SPAM gmail.com at 5/31/2006 11:10:40 AM I need help with background worker and form
I have a class (form1) that works with database. I need this:
-Show form2 while form1 is geting data from database
-When form1 is done, close form2, proced working form1
I try these things with thread but a can not do it
I try it with background w...more >>
Sockets Problem when converting winsock vb6 to c# Posted by Dave at 5/31/2006 10:41:02 AM Hi. I have an application that uses sockets, as per below:
m_clientSocket = new Socket (AddressFamily.InterNetwork, SocketType.Stream,
ProtocolType.Tcp );
int iPortNo =8000;
IPEndPoint ipEnd = new IPEndPoint (ip,iPortNo);
m_clientSocket.Connect ( ipEnd );
It works fine,...more >>
Validators Stopped Working When App Moved To New Server Posted by Ben at 5/31/2006 10:30:02 AM Hello
I recently used VS.NET 2003's Copy Project to create a "release' version of
my asp.net app. On the same machine where the development has occured, I
loaded the app and all worked fine. I then copied all the files to our
production server and began testing the application there. So fa...more >>
Fetching data from SQL Server Posted by Jenden0 NO[at]SPAM gmail.com at 5/31/2006 10:24:29 AM I'm new to C# (and Microsoft in general) so this may be a simple
problem, but I haven't been able to figure it out yet.
I've got a database with a number of different tables and I want the
user to be able to select which table they want, then have that table
pop up in a datagridview. I've fig...more >>
Passing values between forms Posted by lextendo NO[at]SPAM gmail.com at 5/31/2006 9:13:54 AM Hi all,
I have a problem which seems it has to have a simple solution, though I
can't figure it out and I can't find a solution on usenet either.
Two forms: Form A contains a textbox where the user can enter a date.
When doubleclicking the textbox, a form B wil open with a
CalenderControl t...more >>
How can WaitOne hang when used with a timeout? Posted by Ed Sutton at 5/31/2006 8:37:48 AM Can any one please offer any theories on how ManualResetEvent.WaitOne
can hang when used with a timeout?
When I notice my USB/Serial devices are no longer receiving
communications, I hit break all, and one of the threads is hanging at:
bool replyReceived =
readerCommand.SignalReply.WaitO...more >>
Form.ActiveForm for C# control on a VB 6 form Posted by ramhog at 5/31/2006 7:17:43 AM Hello all,
I have a C# control that is housed on a form that was created in VB 6.
There are some activities I want to do only if the control is on the
ActiveForm. However, since the form is a VB 6 form when I call
Form.ActiveForm I get a null back, even though I can see the form is
the active ...more >>
What's happended to ANSI chars 135 and 130 - ToString/GetBytes Posted by gizmo at 5/31/2006 6:58:35 AM Hi,
Here's a little hack I put together to try to get to the bottom of a
problem I'm having with trying to base64 encode a hash value. The hash
value contains character codes 135 and 130 amongst others.
This snippet will set up a string of chars 190, 135, 130, 73, 242, 243,
10. It puts th...more >>
String array in constructor Posted by mattias.k.nyberg NO[at]SPAM gmail.com at 5/31/2006 6:32:23 AM So Im trying to learn to program with C#. And I have this question
about why the string array won't work in the first class but it does in
the second. To me it looks like they do the exact same thing.
class Test
{
string[] words;
public Test() {
words = { "", "", "" }; // This doesn'...more >>
phone number regular expression problem Posted by venu at 5/31/2006 6:27:43 AM Hi,
I have a different requirement and it is :
I need to validate a phone number field.
It may or may not be a US phone number.
The constraints are :
***********************
# It should accept any number of numbers
# any number of - hyphens
# and one + symbol
# no other charac...more >>
Phone number regular expressions Posted by venu at 5/31/2006 6:23:54 AM Hi,
I have a different requirement and it is :
I need to validate a phone number field.
It may or may not be a US phone number.
The constraints are :
***********************
# It should accept any number of numbers
# any number of - hyphens
# and one + symbol
# no other charac...more >>
Help on register a client script using a Web Custom Control Posted by lourivas at 5/31/2006 5:31:17 AM Hi,
I create a class with a property called MyProperty that needs to
register a client script if the value is set to true. When i change the
property value to true i always receive a message "Property value is
not valid/Object reference not set to an instance of an object". I'm
using VS 2005. W...more >>
Performance issue (bug?) with .NET 2 ListView Posted by mrshrinkray NO[at]SPAM googlemail.com at 5/31/2006 5:00:51 AM Are there any know bugs with the ListView in .NET 2? I'm having
problems with an application that takes 15 seconds in 1.1, and now
takes over a minute. The code in question uses:
listViewItem = this.listView1.Items.Add(...)
followed by 7 calls to
listViewItem.SubItems.Add(...)
When I c...more >>
Error in form designer Posted by osmarjunior at 5/31/2006 4:38:27 AM I have a form that is not appearing like it should, in designer mode.
It appears that is some problem with an image in my toolbar.
It shows the following error:
The type 'MyProject.Properties.Resources' has no property named
'Assistencia'.
In my case, "Assistencia" is an image in my ToolB...more >>
Array/ArrayList/Genreic List Threadsafe Posted by Macca at 5/31/2006 2:29:01 AM Hi,
I need a data structure such as an Array/ArrayList/Generic List to hold
multiple instances of a user derfined class.
This array will be accessed across multiple threads. However I dont want to
lock the array itself as this will cause poor performance due to the array
being accessed f...more >>
Signing a CAB file Posted by Nadav at 5/31/2006 1:26:01 AM Hi Guys,
This should be something simple or not possible at all, I have a ‘.pvk’ file
and I want to generate a corresponding .spc file, I have followed the
instructions on http://msdn2.microsoft.com/en-us/library/9sh96ycy.aspx but
failed to generate an adequate cet/spc file, following a...more >>
TrackBar with transparent background Posted by _DD at 5/31/2006 1:09:54 AM Not sure why you can't get transparent background with a TrackBar
control. Is there any way around this? I've searched for info, but
mostly found other people looking for a transparent TrackBar.
...more >>
web.config and xml auth Posted by Jessica Weiner at 5/31/2006 12:53:13 AM I have a web.config file which defines different users who can login into
the website. After a successful login, the user gets to a page with a
javascript menubar at the top. The menu bar needs to be customized according
to the "rank" of the user. So for some users, some menu options will not ...more >>
The parameter 'exePath' is invalid in ConfigurationManager.OpenExe Posted by fran at 5/31/2006 12:50:01 AM I have this code:
System.Configuration.Configuration config =
ConfigurationManager.OpenExeConfiguration("SAS.Int.ComunServicios.ComunProcesos.dll");
The filepath is not useful for me.
If I want to use an absolute path like:
System.Configuration.Configuration config =
Configuratio...more >>
how do i do this.... Posted by deepaks911 NO[at]SPAM gmail.com at 5/31/2006 12:41:55 AM Hi
i'm working on chat application in .net , i want to add whiteboard
feature in the same project.
The whiteboard has been made, but i am clueless about how to share the
whiteboard among server and clients,.
If any body writes on the board then that must be conveyed to all the
connected client...more >>
ASP - Gridview Posted by WayDownUnder at 5/31/2006 12:18:01 AM
I am trying to findout which column the user clicked on in a gridview.
column 0 = CommandField ( view)
column 1 = CommandFiled ( edit)
When the event grdTemp_SelectedIndexChanged
occurs on the server I want to know which column was selected
eg do somthing when view pressed do somthing ...more >>
ASP - GridView Posted by WayDownUnder at 5/31/2006 12:16:01 AM
--
Life in the sun...more >>
Arraylist.remove problem?? Please help. Posted by (Extremest NO[at]SPAM extremest.com) at 5/31/2006 12:00:00 AM I have a loop that is set to run as long as the arraylist is > 0.
at the beginning of this loop I grab the first object and then
remove it. I then go into another loop that checks to see if there
are more objects that match the first object that i grabbed. If
they match then I put them in...more >>
Question about webBrowser Posted by zeeway at 5/31/2006 12:00:00 AM Hi,everyone
I use AxWebBrowser.Navigate to open a word document, but I don't know
how to close the word document.Any advice would be really appreciated.
Best Regard
Zeeway
...more >>
Database datatype to c# datatype Posted by Peter Kirk at 5/31/2006 12:00:00 AM Hi
I am reading metadata from a database (sql server) - for example metadata
describing columns in a table. This metadata includes information about the
datatype of the column - for example "decimal", "small int", "varchar",
"image", "char" and so on.
Is there some built-in functionality...more >>
Storing Encryption Keys Posted by Mantorok at 5/31/2006 12:00:00 AM Hi
Where is the most secure place to secure an encryption key for each of your
applications?
Thanks
Kev
...more >>
Storing file bytes in SQL Server Posted by Mantorok at 5/31/2006 12:00:00 AM Hi all
I'm getting a serious performance hit when encoding bytes into hex and then
storing in SQL Server.
Any ideas? Do I have to accept that there will be a performance hit? It's
slow even when just persistent 250K images for example.
Thanks
Kev
...more >>
FieldInfo class Posted by David Gouge at 5/31/2006 12:00:00 AM Posting on behalf of a colleague (no, really! ;) )...
Hi,
I was wondering if there is any equivalent of FieldInfo.SetValue(Object,
Object) that is strongly typed or uses generics? I have been looking at
the source for FieldInfo to see if I could implement my own generic
version of this ...more >>
CORBA ORB for C#.NET Posted by Tomek at 5/31/2006 12:00:00 AM
Welcome.
I`m trying to prepere some project that shows how to use Corba technology i
heterogenic systems. I`d like to create CORBA server with Borland Delphi (or
C#.NET) and few client applications taht comunicate with serwer: J2ME
client for WindowsCE 5.0, c# or Delphi from WindowsXP, s...more >>
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