Başlangıç ve fikir edinmek için:
http://tr.wikipedia.org/wiki/Veri_ambar%C4%B1
http://www.cagatayyurtoz.com/drupal-7.0/content/k%C4%B1saca-veri-ambar%C4%B1-olap-etl-data-mart-nedir
http://www.datawarehouse.gen.tr/Makale.aspx?ID=374&seo=veri-ambari-ve-veri-madenciligi-nedir
http://web.sakarya.edu.tr/~cagil/e-isletme/VeriAmbarlari.ppt
Friday, September 13, 2013
VB.NET Kullanıcıya ait klasörlerin yolunu bulmak.
Kullanıcıya ait klasörlerin yolunu bulmak.
1) My.Computer.FileSystem.SpecialDirectories ile
http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.fileio.specialdirectories.aspx
Ulaşılabilecek klasör isimleri:
- AllUsersApplicationData
- CurrentUserApplicationData
- Desktop
- MyDocuments
- MyMusic
- MyPictures
- ProgramFiles
- Programs
- Temp
1) My.Computer.FileSystem.SpecialDirectories ile
http://msdn.microsoft.com/en-us/library/microsoft.visualbasic.fileio.specialdirectories.aspx
Ulaşılabilecek klasör isimleri:
- AllUsersApplicationData
- CurrentUserApplicationData
- Desktop
- MyDocuments
- MyMusic
- MyPictures
- ProgramFiles
- Programs
- Temp
Thursday, September 12, 2013
MD5 - SHA1- SHA256 - SHA512 ile string bir değeri şifrelemek.
MD5 - SHA1- SHA256 - SHA512 ile string bir değeri şifrelemek.
Combobox - cbAlgorithms
txtValue - TextBox
txtResult - TextBox(Multiline=true)
Combobox - cbAlgorithms
txtValue - TextBox
txtResult - TextBox(Multiline=true)
btnEncrypt - Button
Imports System.Text
Imports System.Security.Cryptography
Public Class frmMain
Private Sub frmMain_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
cbAlgorithms.Items.Add("Seçiniz...")
cbAlgorithms.Items.Add("MD5")
cbAlgorithms.Items.Add("SHA1")
cbAlgorithms.Items.Add("SHA256")
cbAlgorithms.Items.Add("SHA512")
cbAlgorithms.SelectedIndex = 0
End Sub
Public Function EncryptMD5(ByVal ClearString As String) As String
Dim uniEncode As New UnicodeEncoding()
Dim bytClearString() As Byte = uniEncode.GetBytes(ClearString)
Dim md5 As New MD5Cng
Dim hash() As Byte = md5.ComputeHash(bytClearString)
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