Tuesday, May 6, 2008

Delete/ Remove duplicate rows in Excel

Public Sub DeleteDuplicateRows()
' This macro deletes duplicate rows in the selection. Duplicates are
' counted in the COLUMN of the active cell.

Dim Col As Integer
Dim r As Long
Dim C As Range
Dim N As Long
Dim V As Variant
Dim Rng As Range

On Error GoTo EndMacro
Application.ScreenUpdating = False
Application.Calculation = xlCalculationManual

Col = ActiveCell.Column

If Selection.Rows.Count > 1 Then
Set Rng = Selection
Set Rng = ActiveSheet.UsedRange.Rows
End If

N = 0
For r = Rng.Rows.Count To 1 Step -1
V = Rng.Cells(r, 1).Value
If Application.WorksheetFunction.CountIf(Rng.Columns(1), V) > 1 Then
N = N + 1
End If
Next r


Application.ScreenUpdating = True
Application.Calculation = xlCalculationAutomatic

End Sub

Wednesday, April 23, 2008

Query Access from Excel

Sub checkup_backup()
Dim cn As Object, rs As Object, Status As Range
Dim MySql As String, dbfullname As String, myCnt As Long
dbfullname = "c:\Shweta\EFT.mdb"
Set Status = ActiveSheet.Range("A2") 'SQL Variable
MySql = "Select * from Countrymaster"
'Status = Empty 'Clear SQL variable string

Set cn = CreateObject("ADODB.Connection")
cn.Open "Provider=Microsoft.Jet.OLEDB.4.0; Data Source=" _
& dbfullname & ";" 'Create DB connection

Set rs = CreateObject("ADODB.Recordset")
With rs
Set .ActiveConnection = cn
.Source = MySql 'Pass your SQL
.Open , , adOpenStatic, adLockOptimistic
myCnt = .RecordCount
If myCnt > 0 Then
.MoveLast: .MoveFirst
'Pull data to first sheet, cells a1:RecordestCountRow & column 3 _
3 fields in the sql pass
Sheets(1).Range(Cells(1, 1), Cells(myCnt, 2)).CopyFromRecordset rs
End If
End With
Set rs = Nothing: Set cn = Nothing
End Sub

Monday, February 4, 2008

Change text to Proper case

To change text in a selected range to proper case use this code.

Sub ProperCase()
Dim cell As Range
For Each cell In Selection.Cells
If cell.HasFormula = False Then
cell = strconv(cell.text,vbProperCase)
End If
End Sub

To delete import error tables from database

Sub deleteimporterrors()

Dim tbldef As TableDef
For Each tbldef In CurrentDb.TableDefs
If tbldef.name Like "*_importerror*" Then
DoCmd.DeleteObject acTable, tbldef.name
End If
Next tbldef

End Sub

To Capture Last modified date of the file

If you want to capture last modified date of any file, you can use below code.

Sub test()
Dim fso As Object, myDir As String, fn As String, myFile As String, myDate As Date, maxDate As Date
Set fso = CreateObject("Scripting.FileSystemObject")
myDir = "C:\temp"
fn = Dir(myDir & "\*.csv)
Do While fn <> ""
myDate = fso.GetFile(myDir & "\" & fn).DateLastModified
If maxDate < myDate Then
myFile = fn
maxDate = myDate
End If
fn = Dir()
MsgBox myDir & "\" & fn & " : " & maxDate
End Sub