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DataTable to DataColumn

How to read list of column name in DataTable to DataColumn

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Private void PrintValues(DataTable table) { foreach(DataRow row in table.Rows) { foreach(DataColumn column in table.Columns) { Console.WriteLine(row[column]); } } }

Posted on Sep 21, 2009

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Create a program that will display name five times.After printing your name,display " SUCCESS".Apply string concatenation,loop,primitive and reference variables,and comments.


I have C# logic
in console applicartion,

you will have to write code in main method,

for (int i = 0; i < 5; i++)
{
Console.WriteLine("your source column required");
}

Console.WriteLine("Success");

that's it.

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Formula reqd in MS Excel


hi-lite the whole spreadsheet
go to data and select auto filter
you will see that each column will have an arrow at the top for a pull down menu
click on the city you want and you will only see the hospitals in that city
be sure to save your changes and the autofilter will be saved

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CountIF ORSUMIF


COUNTIF counts items that meet criteria. The SUMIF will "add" the amounts. I believe you want to use the COUNTIF() function.

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1 Answer

I have a column A with repetitive dates. Column B with repetitive names Example: 05/01/09 a 05/02/09 b 05/03/09 a 05/01/09 c 05/04/09 a 05/01/09 d 05/03/09 c I want to count how many a,b,c,... I have for...


Use 3 pivot tables, put a, b, and c in the row areas and "Count of a", "Count of b" and "Count of c" in the data sections. That will give you a count of each date for each column

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1 Answer

Hi, I just wanted to short list combobox items at runtime. It means if i type "A" i.e. the first letter of name, it should short list name field for names starting with letter "A". Afterwards when i type...


Each time a letter is typed by your user, re-populate the list from a data source (array or database table, etc). The intrinsic ComboBox does not have built-in functionality for this.

Mar 28, 2009 | Microsoft Visual Basic 6.0 for PC

1 Answer

Macro code for copying a range of cells from one Excell w/sheet t


You did not respond to my claification request. Here is some code that might help, it copies a selection of cells going down until an emty cell is found and across until an emty cell is found. This is form an earlier version of office but should comeclose to woring in 2007.

Sub copyrange()
'
' copyrange Macro
' Macro written by Royal 11/22/2008.
'


'save the return values
wksname = ActiveSheet.Name
returncell = ActiveCell.Address
searchfor = ActiveCell.Value

'go to first worksheet and find entered value (note this is a value serach)
Worksheets(1).Activate
findfor = "A1"
On Error Resume Next

findfor = Cells.Find(What:=searchfor, After:=ActiveCell, LookIn:=xlValues, LookAt:= _
xlWhole, SearchOrder:=xlByColumns, SearchDirection:=xlNext, MatchCase:= _
False).Address
If findfor = "A1" Then
erwks = ActiveSheet.Name
Sheets(wksname).Activate
er = MsgBox("Search item not found on Worksheet" + erwks, , "Search Error")
Exit Sub
Else
findfor.Activate
End If

Cells.FindNext(After:=ActiveCell).Activate

'save this address and start searching for copy area boundaries
begcell = ActiveCell.Address
begcl = ActiveCell.Cells.Column
begri = ActiveCell.Cells.Row
'search amaximum of 1000 rows and 676 columns
endri = begri + 1000
endcl = 26 * 26
maxrow = 0
maxcol = 0

For col = Cells.Column To endcl
If Cells(begri, col) = "" Then
maxcol = col
col = endcl
ri = endri
Else
ri = begri
End If
For ri = ri To (Cells.Row + 1000)
If Cells(ri, col) = "" Then
If ri > maxrow Then
maxrow = ri
End If
ri = endri
End If
Next ri
Next col

maxrow = maxrow - 1
maxcol = maxcol - 1

'copy the selected area
endcell = Cells(maxrow, maxcol).Address
crnge = begcell & ":" & endcell
Range(crnge).Select
Selection.Copy
'go back and paste it in
Sheets(wksname).Activate
Range(returncell).Select
' use this if yo want to paste formulas etc.
'ActiveSheet.Paste
' use this code if you want to paste values instead of formulas etc.
Selection.PasteSpecial Paste:=xlValues, Operation:=xlNone, SkipBlanks:= _
False, Transpose:=False
Range(returncell).Select

Nov 20, 2008 | Compilers & Programming Tools

1 Answer

Excel


Hey dude,

Select both the columns and click on Auto-filter option. This will give you a drop-down list box to select data of your choice.

Sep 06, 2008 | Compilers & Programming Tools

1 Answer

Accdb to vb


yes u can update the all column
Try think again

Aug 22, 2008 | Compilers & Programming Tools

1 Answer

Mysql change colum


Hi

To change the coulmn size, refer the below query:

alter table [table name] modify [column name] VARCHAR(3);

Aug 05, 2008 | Sun MySQL

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