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thank you for the suggestion
string input = array.ToString(); -> refers to the array.
cos i want to extract the values between [] for all the arrays and assign them into a listbox.
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Yes, I know that. But if you do:
string inp = "hello,there,this,is,a,test,string";
string[] arr = inp.Split(',');
Console.WriteLine(arr.ToString()); You will get printed "System.String[]"
Calling ToString on an array of strings returns the type of the array, rather than the content.
string input = array.ToString(); Assigns the string "System.String[]" to the variable "input".
Real men don't use instructions. They are only the manufacturers opinion on how to put the thing together.
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okay is there any tutorials i can refer to? thank you so much
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Probably loads! But since I haven't had to learn C# for a long time, I couldn't tell you where to look! Try google, and read a copy of the Yellow Book - free from here[^] - it is written for 1st Year IT students.
What are you trying to achieve?
Real men don't use instructions. They are only the manufacturers opinion on how to put the thing together.
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Let me recommend you this book[^]. A forum like this is good for solving concrete problems, but it seems you still have a lot to learn, and giving you the things done will not help you to learn.
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"understand that it targets experienced software professionals and/or students of computer science"
May be a little advanced for him - I think a beginners C# might be a better approach.
Real men don't use instructions. They are only the manufacturers opinion on how to put the thing together.
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btw i am a she not a he.
thanks anyway
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If I upset you, I apologise sincerely.
You can't tell on t'interweb what gender anyone is, so the convention is to assume the masculine if not known. Otherwise we would have to use gender neutral pronouns (which don't exist in English for a singular subject), and we end up trying to say "might be a little advanced for it" rather than "might be a little advanced for him" or "might be a little advanced for her". Which would upset some people even more! Some days, you can't win with English...
Have a look here: Can one avoid sexist writing?[^]
Real men don't use instructions. They are only the manufacturers opinion on how to put the thing together.
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I think you're right. Now that you mention it, I published a beginners C# about 8 or 10 years ago on the Internet, but it is in Spanish language. Here is the link[^] anyway.
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If all you want is to have the ListBox show the content of the array, then either:
string[] myArray = new string[] {"one", "two", "three"};
myListBox.Items.AddRange(myArray);
or
string[] myArray = new string[] {"one", "two", "three"};
myListBox.DataSource = myArray;
will do the trick.
Henry Minute
Do not read medical books! You could die of a misprint. - Mark Twain
Girl: (staring) "Why do you need an icy cucumber?"
“I want to report a fraud. The government is lying to us all.”
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Where does setting save values in C#
Demo30.Properties.Settings d = new Demo30.Properties.Settings();
d.DayOfYear = DateTime.Now.DayOfYear;
d.Save();
Does it save the values in Registry.
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Without knowning what Demo30 is, it is impossible to tell. What type is Demo30 and where did it come from?
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So it is your code? Otherwise, what project?
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its project
Properties.Settings
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Thanks, now I know what the problem is: wetware failure.
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I just wanna to know where does it save the values
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jojoba2011 wrote: Does it save the values in Registry.
No its value is not Save in Registry. Its[Setting value] value is Save in app.config file.
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Hard to say from that little information you provided, but I recommend to have a look at http://msdn.microsoft.com/en-us/library/k4s6c3a0.aspx[^]
You will learn there that the file Demo30.exe.config file should be attached to your project - assuming you are working on a C# console application. Note that many .Net libraries use individual kind of properties and settings and that these might change from version to version of the framework. Also note, that this has nothing to do with C# as a language, this is the functionality provided by Microsoft's libraries and is well supported by Visual Studio IDE.
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i have prolem with uloadinge image to server
i try to upload image and send data (POST) method a the same time
i use this code
HttpWebResponse response;
Stream resStream;
StreamReader objSR;
CookieContainer cookieContainer = new CookieContainer();
ASCIIEncoding encoding = new ASCIIEncoding();
HttpWebRequest request;
string sResponse;
string postData;
byte[] data;
string UrlLogin;
UrlLogin = "http://localhost:63637/whois/test0.aspx";
string uploadfile = "C:\\fax\\pics\\7130570.jpg";
string fileFormName = "userfile";
string contenttype = "image/pjpeg";
postData = "?wm_flag=" + "0";
postData += ("&action=" + "process");
postData += ("&hi=" + "ft");
request = (HttpWebRequest)WebRequest.Create(UrlLogin + postData);
request.KeepAlive = true;
request.CookieContainer = cookieContainer;
string boundary = "----------" + DateTime.Now.Ticks.ToString("x");
request.ContentType = "multipart/form-data; boundary=" + boundary;
request.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)";
request.Method = "POST";
request.AllowAutoRedirect = true;
data = encoding.GetBytes(postData);
StringBuilder sb = new StringBuilder();
sb.Append("--"); sb.Append(boundary); sb.Append("\r\n"); sb.Append("Content-Disposition: form-data; name=\""); sb.Append(fileFormName); sb.Append("\"; filename=\"");
sb.Append(Path.GetFileName(uploadfile)); sb.Append("\""); sb.Append("\r\n"); sb.Append("Content-Type: "); sb.Append(contenttype); sb.Append("\r\n"); sb.Append("\r\n");
string postHeader = sb.ToString();
byte[] postHeaderBytes = Encoding.UTF8.GetBytes(postHeader);
byte[] boundaryBytes = Encoding.ASCII.GetBytes("\r\n--" + boundary + "\r\n");
FileStream fileStream = new FileStream(uploadfile, FileMode.Open, FileAccess.Read);
long length = postHeaderBytes.Length + fileStream.Length + boundaryBytes.Length;
request.ContentLength = length;
Stream requestStream = request.GetRequestStream();
requestStream.Write(postHeaderBytes, 0, postHeaderBytes.Length);
byte[] buffer = new Byte[checked((uint)Math.Min(4096, (int)fileStream.Length))];
int bytesRead = 0;
while ((bytesRead = fileStream.Read(buffer, 0, buffer.Length)) != 0)
requestStream.Write(buffer, 0, bytesRead);
requestStream.Write(boundaryBytes, 0, boundaryBytes.Length);
response = (HttpWebResponse)request.GetResponse();
resStream = response.GetResponseStream();
objSR = new StreamReader(resStream);
sResponse = objSR.ReadToEnd();
this code workfinewithout any problem with uploading photo
but my problem with i request.form["wm_flag"] in the server i got error because i must send it as POST and i don't know how to do it ?? please HELP ...
Palestine
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Hello i am now currently working on a project that requires me to get the min and max color from the listbox.
the listbox is as show below:
http://img257.imageshack.us/img257/4391/help1a.jpg
Is there any way i can extract all the values of R, G and B and find the min and max value of the RGB from there?
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Ummm... what? I bet the max of each is 255 and the min of each is 0.
What exactly are you trying to do?
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I can't see a problem here; create a loop, parse each line, and calculate min/max. It is elementary.
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