Hi Guys What is the Best C# tutorial site for a newbie? Does anyone know of any really good tutorials or courses for "ASP.net using C#" ? the best I could find was http://www.asp.net. Thanks, Glendon. --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http...more >>

Hi, To open a word doc from c#, i use the following code : Word.ApplicationClass WordApp = new Word.ApplicationClass (); // give any file name of your choice. object fileName = "C:\\test.doc"; object readOnly = false; object isVisible = true; // the wa...more >>

Hi: Are there any algorithms I can use, that based on a given date and a culture code (different cultures may have different beginning of week), I can get first and last date of the current week? Thanks! -- WWW: http://hardywang.1accesshost.com ICQ: 3359839 yours Hardy ...more >>

Hi, I want to know what are the ways that i can use Visio in .NET if you are programing in c#. I'm trying to implement a design interface in a windows application which will allow users to design in Visio...more >>

Ok, I asked this question before and I also looked at the book "First Look at ASP.NET 2.0" I also read Paul wilson's web page explanation. HOWEVER...... The book and that web page talks about partial types and that IF you have a Extends keyword, I think, before the class name AND the same Nam...more >>

In a C# sample code it has the following beginning lines: using System; using System.Reflection [assembly:AssemblyKeyFile ("Keyfile.snk")] [assembly:AssemblyVersion ("1.0.0.0")] What's the "keyfile.snk" file and how to generate it? What happens if the code is compiled like this and the ...more >>

I have a hash table with key/value like this: aaaa 1 aa 2 bbbb 3 I am iterating over a datatable and trying to search and replace values in it based on a match in the hashtable. I have values in the datatable like this: aa aaaa bbbb bb I want to ch...more >>

Hi Gurus, I can instantiate a COM object in VC# without any problem. But when i call one function exported by the COM object i get this exception. System.Runtime.interopservices.COMException 0x80010105 I call it from an ASP .net application Could u please tell me how to avoid that ...more >>

This is kind of an followup on oneof my previous questions, and it has with RegEx to do. I have a string containing of several words. What would a good regex expression looklike to get one match on every word ? For example : String myString =" This is the string that stupid H can't split up";...more >>

I was wondering if anyone would be able to help me with this.. I have code like this... code --------------- private void button1_Click(object sender, System.EventArgs e) { ClientForm cf = new ClientForm(); this.MainPanel.Controls.Add(cf); } } code ends--------------- ...more >>

hi, I want to implement a function that prints all possible combinations of a characters in a string,eg. input "123"into a textbox, add "1","2","3","12","13","23","123",to a listbox,Or "ab" into a textbox,add "a","b","ab"in a listbox, but two combinations that differ only in ordering of their c...more >>

I am trying to do a late binding with a registered COM+ component and I am getting the following error when creating the instance. Below is the error I asm getting...Any idea? An unhandled exception of type 'System.Runtime.Remoting.RemotingException' occurred in mscorlib.dll Addi...more >>

H I have a dll lib wich contains a static method to read and return a result from a xmlfile. But is possible that this dll could be called at the same time from muliple threads. Is this a problem when its readonly access to the file? I mean do i need some kind of lock on the method so onl...more >>

Hi! I'm very interesting in when to use exactly the StringBuilder? For example for something like this?: String strTest1 = "This"; String strTest2 = "Test"; StringBuilder stbTest = new StringBuilder(); stbTest.Append(strTest1). Append("is a "). Append(stbTest); can someone provide s...more >>

I'm trying to understand inheritance. I'd like to make my own type of IPAddress lets call it myIp. The following gives me CS0029 error: Cannot implicitly convert type 'System.Net.IPAddress' to 'Inheritance_Testing.myIp' Could you steer me in the right direction? class myIp : System.Net...more >>

Hello, Is there an easy way in C# to save a component (control) state (example. save all the property values from a button control) to a file (xml) ? Kind regards; Peter. ...more >>

I am trying to send an attachment using SmtpMail. I am able to send an Excel or text file, but when I try to send a pdf file, it throws an exception: could not access CDO.Message object. The file size is about 1.92 MB. I was wondering what could be the factors that result in such an except...more >>

Hello, I'm inserting a new row in a Access database containing an "AutoIncrement" column. The autoincrement value is set by the database once the update occurs. The only way to get this value is through an event delegate. My question is inside the comments : .... .... .... // Call...more >>

Hi, I'm writing an app that has two rows of 6 pictureboxes. 1 2 3 4 5 6 7 8 9 10 11 12 When i click on a picturebox in one row.....for example 7....i want the picture in it to move to the first free picturebox in the other row. So if 1 and 2 are occupied I w...more >>

How can i traverse through the direcotries sitting on a Network share. i used directoryInfo object, but somehow it does not work on UNC paths. any kind of assistance is appretiated. Irfan ...more >>

How do I access data members of a parent form class and from a function of a child form class. Both classes are both in the same name space and are public classes... The child form is a Modal dialog and should setup some of these data members and validate them before OK button handler lets the...more >>

Hello, Is it necessary to initially fill a dataset to be able to add a new row to the dataset and then update the undercover database ? (In the case of a very large database, this would mean that all the database content should be loaded before beeing able to add a new row, and i don't wan...more >>

I'm missing something, because I'm just not understanding this process. I'm using a Form (no derived controls or derived forms) and I want to catch the arrow keys. I've got the overridden ProcessDialogKey written (see below), but it isn't called when I press the appropiate keys. How do I call ...more >>

"Empire City" <a@b.com> wrote in message news:... > Is it necessary to initially fill a dataset to be able to add a new row > SqlConnection myConn = new SqlConnection("..."); > SqlCommand myCommand = new SqlCommand( "Select * from Company", myConn); > OleDbDataAdapter myDA = new OleDbDataAdap...more >>

I have two applications(A and B),and I install the two applications seperatly.Now I want to get B's install path in A,How can I do that?Thanks. ...more >>

Hi, I am currently writing a method for calling stored procedures. I want the method to be able to handle variable amount of parameters and need some advice on the design of this. The way I see it, there is two ways of doing this. Number 1 being a method for each stored procedure. Each o...more >>

my program needs to print monthly bills i want to print bill and bill details on two printers synchronous how to find the two printers installed on computer and control them to print together? regards, Johnny Hu. ...more >>

I've run in to code with this pattern: try { // do some potentially bad stuff } catch(System.Exception ex) { throw ex; } I'm not clear as to what the coder had in mind when he caught the exception only to turn around and rethrow it without doing anything else in the catch bloc...more >>

hi, I want to implement a function that prints all possible combinations of a characters in a string,eg. input "123"into a textbox, add "1","2","3","12","13","23","123",to a listbox,Or "ab" into a textbox,add "a","b","ab"in a listbox,could anyone help me out ? ...more >>

Several days ago, I asked why, in a console application, I could not access the Windows class under System. One piece of info I left out was that this was the standard edition of C#. However, my post does not seem to have made it to the mailgroup list and, since this is an MS run mailgroup, I th...more >>

Just wondering if anyone out there has any code to convert a plural word to it's singular form and vice versa. Most of our database tables are named in a plural fashion. When we go to create templates to select a single record, we end up with a class name that sounds as if it's a collection inste...more >>

I have a C# DLL file using some small XSD files to validate XML input, some XML files to store internal parameters, and some XSLT files to transform XML files. These files are not intended to be modified by users and are required by the DLL, so I think I should embed them in the DLL assembly poss...more >>

Hi all! Does anyone know how can I print a barcode to a normal printer? I have to use code93... I have seen an example of this where code39 is used... printFont = new Font("Code39",18); graphics.draw...(....,printFont,text); is this it? I think it should be a bit more complicated than ...more >>

Is there a way to draw and manipulate images on the screen? For example, I would like to place a small square on the screen and use the arrow keys to move the square up, down, left or right. ...more >>

Is there any way to get and set the pixel value in a container control(form, picturebox...)?...more >>

static void Main(string[] what) { string test="testing 1 2 3"; test.Replace("testing", "test"); } // why this doesn't replace the word "testing" ? when using "try" can i use multiple "block catch" ? // i tried but can't , this is allowed in java right, how about C#? ex. catch(excepti...more >>

Take the following code: string s = "Hello"; object a = s; object b = s; would (a == b) return a true value? Basically, I want to know if boxing the same value references only one object, or if each object creates a new reference, but with the same value. Thanks!...more >>

Hey, I was trying some code with the .Net framework 1.1, and I found that the Interface name collisions is still not resolved in that version of the .net framework. I am refering to that piece of code which i took from the book of Inside C# (Archer). using System; interface ISerializabl...more >>

C# verses VB.Net Which Way to go. I am sure this issues has come up before. Please direct me to any good articles that cover this issue. Ideally some neutral assessment. ...more >>

Now, I'm here with another newbie question .... I want to read a text file, string by string (to do some things with some words etc etc), but I can't seem to find a way to do this String by String. Is there anyway, like String s = something.ReadString() ? Or what may be a fine way to do this...more >>