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Use a more descriptive subject line next time. Just putting c# in the subject line in a C# forum doesn't really help much.
Look up using the FileOpenDialog control...
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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how to use FileDialog boxes...
vikas da
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tasumisra wrote: how to use FileDialog boxes...
Doesn't tell me much.
Be more precise about what you want to do...If you have the control dragged from the toolbox to your form, use the ShowDialog() method to show it. You might want to get a book on C# and read up.
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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Sam's Publishing Chapter Except[^] might get you off the ground a little bit....
Google using the keywords using FileDialog in C# has many good results to look at
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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Reading the question I think he actually expects the dialog to perform the save function for him as well as allow the user to pick a file location.
Upcoming events:
* Glasgow: Mock Objects, SQL Server CLR Integration, Reporting Services, db4o, Dependency Injection with Spring ...
"I wouldn't say boo to a goose. I'm not a coward, I just realise that it would be largely pointless."
My website
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In that case a snippet like the following might be more helpful
OpenFileDialog dlg = new OpenFileDialog();
DialogResult result = dlg.ShowDialog();
if(result == DialogResult.OK) {
using(FileStream stream = File.OpenRead(dlg.FileName)) {
StreamReader reader = new StreamReader(stream);
string fileContents = reader.ReadToEnd();
//Do something with the content
}
}
Ooh and I totally agree on the title being very unclear. I do hope however this helps a bit.
WM.
What about weapons of mass-construction?
"What? Its an Apple MacBook Pro. They are sexy!" - Paul Watson
My blog
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Yes, a more descriptive title would have been helpful.
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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Who knows exactly what he wanted.
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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Paul Conrad wrote: Who knows exactly what he wanted.
I fear that noone knows. Noone at all.
---
single minded; short sighted; long gone;
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Hey man,
I gave it a try
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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i wount to select (max) or (min) Feilds from sqlserver as database
the feild is String datatype
what I can do to selectmax(string from database table
or select min(string)from database table
if you have any sample code give me it
thanks you every body
pleas give me your help
Thaer
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Quit asking the same question over and over. Have some patience, man
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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SELECT MAX(LEN(ColumnName)) FROM TableName
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That would work if he is looking for the longest string in the table. He didn't specify, so it is pretty much up in the air
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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hi all
i wount to select max(string)from database
the database is sql server2005
who i can do tht without do any thing in code(c#)
thanks for any body help me
Thaer
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Didn't you look at the replies you already received? Quit asking the same question over and over...
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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hi Paul Conrad
i repete the same sample more than one becuse the member in codeproject not replay the answer
i would the answer for my Quesion
and i sent this Quesion befor 11:30 hours why you stoped for me at this time
i repet the qustion to see all member my Quesion
pleas give me free to sent my Quesions
Thaer
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That's not how it's done. If everyone would ask the same question over and over then the board would be spammed with the same questions. If someone is really willing to help he will click the "View unanswered questions in the C# forum" link.
regards
modified 12-Sep-18 21:01pm.
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Greeeg wrote: If someone is really willing to help he will click the "View unanswered questions in the C# forum" link.
I utilize that link quite often and try to answer questions even from two months ago. I usually ask the poster if he/she is still having trouble, if so and they reply, I try to help. If I don't hear anything back, then I figure they must have fixed the issue.
As far as Thaer is concerned, I gave him a possible solution to his question earlier.
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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Thaer Hamael wrote: i repete the same sample more than one becuse the member in codeproject not replay the answer
Thaer,
That is very, very rude and people do not like that very much. I offered a possible solution for you, have you even given it a try?
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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Hi everybody
I'm wondering why many articles and tutorials suggest using a List<T> , while in theory (and practice) a LinkedList<T> should be both faster and more flexible.
I did some tests and found out that a LinkedList<T>.AddLast(T) is faster than a List<T>.Add(T) up to about 50.000 items.
What's the advantages and disadvantages of both lists?
regards
modified 12-Sep-18 21:01pm.
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LinkedList: every item knwos its successor and its precessor, start end end of list are directly accessible.
List: more or less a "fixed" size array
Some consequences:
Adding to LinkedList (at the end is) as moving the next or previous item are simple opperations and therefore fast. The List has to be grown to fit all items.
Accessing an item at a specific position is faster in List. In LinkedList the chain of items has to be followed.
Maybe there are some optimizations included that I'm unaware of, so if you know better, let me know
-^-^-^-^-^-
no risk no funk
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Looks like a LinkedList doesn't even have an indexer or a GetAt(index) method, unless I'm missing something. You'd need to iterate over all items and stop at the desired one.
regards
modified 12-Sep-18 21:01pm.
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In a LinkedList, each item is contained in a LinkedListNode object. The node contains references to the previous and next nodes, and to the list. Including the two references that every object instance contains, it's an overhead of 20 bytes (on a 32 bit system).
In a List, there is no overhead per item, only the overhead of allocated but unused entries.
So, storing 1000 bytes in a List uses 1024 bytes, but storing them in a LinkedList uses (at least) 24000 bytes.
---
single minded; short sighted; long gone;
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Okay, I guess for most of my purposes a normal List will be fine then.
regards
modified 12-Sep-18 21:01pm.
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