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VB.NET Programming Corner!

@ako2: tama po...

@ericgmejia: Aus po un ah... galing...
System.AppDomain.CurrentDomain.BaseDirectory & Student.mdb
ganyan n po b ung coding nyan?
 
@ako2: tama po...

@ericgmejia: Aus po un ah... galing...
System.AppDomain.CurrentDomain.BaseDirectory & Student.mdb
ganyan n po b ung coding nyan?

yes meron nyan sa 2008

hindi kasi ako nagsasave sa local path ng exe for security reasons

i save it sa My.Settings yung path ng database,
convenient sakin yan if i work on multiple database and for backups

usefull din yun pag kunwari you want a separate database for each Windows user, so you will have a database for each user on their corresponding C:\Users\username

or pwede rin malocate yung database across the network or shared drive

the first sample on this post shows how it is done.
 
Ahh.. mukang mrmi p qng dapt pagaralan ahh... mejo nalilito p q.. tatambay aq lagi d2.... update ntin 2 lagi sir... mrmi pong nanga2ilngan ng tulong pgdtng d2...
 
gumamit ka lang ng existing browser component gn .NET,
mas matindi kung ikaw mismo ang gagawa ng browser from ground up using IO.Sockets,
TCP/IP at UDP, ikaw mismo ang kokontak sa web server at mag render ng pag.

sa coding ka mag focus, mas madami ka matutunan dun.

haha geh idol mag fofocus ako sa coding..hehe
:lol:
 
Dim is DIMENSION

Basic Variable Declaration
Declaration = ipinapa alam mo sa buong scope ng program na may isang object na ang pangalan ay x at ang uri nito ay INTEGER

Dim x as integer == mag sukat/mag allot/mag set ng lalagyan ng data na integer na ang pangalan ay x

thats as basic as it can be.......

salamat d2 sir!..eto hanap ko!..thanks!!
:clap::clap:
:yipee::excited:
 
Ahh.. mukang mrmi p qng dapt pagaralan ahh... mejo nalilito p q.. tatambay aq lagi d2.... update ntin 2 lagi sir... mrmi pong nanga2ilngan ng tulong pgdtng d2...

bawas-bawasan mong mag text speak! bawal dito yan..
 
yes meron nyan sa 2008

hindi kasi ako nagsasave sa local path ng exe for security reasons

i save it sa My.Settings yung path ng database,
convenient sakin yan if i work on multiple database and for backups

usefull din yun pag kunwari you want a separate database for each Windows user, so you will have a database for each user on their corresponding C:\Users\username

or pwede rin malocate yung database across the network or shared drive

the first sample on this post shows how it is done.

Tol, paki explain kung pano malolocate nya yung database mo gamit ang code na yan?
 
sir, pahingi naman po ng idea kung pano gawin ang clock sa vb.net..
kung pwd po pahingi nadin ng codes..pag-aaralan ko po sana..
tnx!
:clap:
 
hello po sino po ba may visual studio jan? penge naman po ako nung download link need ko kasi eh pls pls help me
 
Tol, paki explain kung pano malolocate nya yung database mo gamit ang code na yan?

yung unang sample pre, ganun ang ginamit ko.
nasa Module1, CheckFile

Code:
Public _gstrConnectionString As String

    ''' <summary>  
    '''<para>Check if the database file exist based on the saved My.Settings.DatabaseFile1.  
    '''Opens browse dialog if file does not exist.</para>
    ''' <returns>Boolean</returns>  
    ''' </summary>  
    Friend Function CheckFile() As Boolean
        Dim sFileName As String = "ericBikesDB1.mdb"
        Dim sFile As String = My.Settings.DatabaseFile1
        Dim f As New IO.FileInfo(sFile)
        If Not f.Exists Then
            sFile = System.AppDomain.CurrentDomain.BaseDirectory() & sFileName
            Dim fx As New IO.FileInfo(sFile)
            If Not fx.Exists Then
                Dim fOpen As New OpenFileDialog
                fOpen.Filter = "MSAccess Database Files|*.mdb|All Files|*.*"
                fOpen.FileName = sFileName
                fOpen.CheckFileExists = True
                If fOpen.ShowDialog = Windows.Forms.DialogResult.OK Then
                    sFile = fOpen.FileName
                    Dim fx1 As New IO.FileInfo(sFile)
                    If Not fx1.Exists Then
                        Return False
                    Else
                        _gstrConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & sFile
                        My.Settings.DatabaseFile1 = sFile
                        My.Settings.Save()
                        Return True
                    End If
                Else
                    Return False
                End If
            End If
        Else
            _gstrConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & sFile
            My.Settings.DatabaseFile1 = sFile
            My.Settings.Save()
            Return True
        End If
    End Function

basically nakasave sa My.Settings.DatabaseFile1 ang connection string or connection credentials.
para yang INI file

so advantage nun ay pwede mo palitan ang path ng database kung access db yan.

option to browse the database if not found on the default location.
 
ayan
http://www.vbdotnetheaven.com/Uploa...T04212005032826AM/VirtualClockinVBdotNET.aspx

basic math lang yan, Sine Cosine, PI.
saka GDI graphics


tip ko sayo:

nakita ko lang yan sa google
ang keyword ay "vb.net clock"

salamat d2 sir!..pag.aaralan ko 2..
:clap::clap::clap:

by the way sir, pahelp namn sa activity namin..
gagawa kami ng calcu..nagawa ko naman yang part na yan..kaso sabi ng teacher dapat daw pag letter ang nilagay ko sa textbox lalabas naman sa isang textbox yung message na nagsasabing numbers lang dapat..
mag.e-error kasi pag letters ginamit ko..

baleh 3 textbox lahat..yung textbox1 ay para sa answer tapos yung textbox2 at textbox3 ay para naman yun sa numbers na e.ni input ng users para e.add/sub/mult..
sa textbox1 lalabas yung message pag d number yung ilalagay sa textboxes

:help::help:
 
salamat d2 sir!..pag.aaralan ko 2..
:clap::clap::clap:

by the way sir, pahelp namn sa activity namin..
gagawa kami ng calcu..nagawa ko naman yang part na yan..kaso sabi ng teacher dapat daw pag letter ang nilagay ko sa textbox lalabas naman sa isang textbox yung message na nagsasabing numbers lang dapat..
mag.e-error kasi pag letters ginamit ko..

baleh 3 textbox lahat..yung textbox1 ay para sa answer tapos yung textbox2 at textbox3 ay para naman yun sa numbers na e.ni input ng users para e.add/sub/mult..
sa textbox1 lalabas yung message pag d number yung ilalagay sa textboxes

:help::help:

jologs ang teacher nyo.
bakit mo pa kelangan mag message, hassle sa user ang message ng message;
bakit di mo nalang i filter ang textbox na magaccept nalang ng numeric input, disregard lang pag non numeric.

mas simple ang buhay

Code:
  Private Sub TextBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox1.KeyPress
        If Not IsNumeric(e.KeyChar) Then
            e.Handled = True
        End If
    End Sub
 
nakakatuwa naman yang teacher ninyo nerdz....by the way thanks master ERIC...nagawa ko activity namin kagabi with your help
 
jologs ang teacher nyo.
bakit mo pa kelangan mag message, hassle sa user ang message ng message;
bakit di mo nalang i filter ang textbox na magaccept nalang ng numeric input, disregard lang pag non numeric.

mas simple ang buhay

Code:
  Private Sub TextBox1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox1.KeyPress
        If Not IsNumeric(e.KeyChar) Then
            e.Handled = True
        End If
    End Sub

hAhA!. salamat d2 boss!.:excited:
 
nakakatuwa naman yang teacher ninyo nerdz....by the way thanks master ERIC...nagawa ko activity namin kagabi with your help

UU nga eh!..pinapahirapan nya buhay namin kahit baguhan palang..
:weep::weep:

sir, san ka pala ng school?..anong year kana?
 
:praise:

maraming salamat sir....

hehehe. pansin ko lang na talaga mas makuti ang gui ng .net
 
@sir eric


pano po ung connection ng access 2007 sa .net

ung may pwd po ung access di ko magets eh

na tas ung laman ng dbase ko lalabas na data grid

tnry ko may error naman pano ba tama?


salamat idol...
 
@sir eric


pano po ung connection ng access 2007 sa .net

ung may pwd po ung access di ko magets eh

na tas ung laman ng dbase ko lalabas na data grid

tnry ko may error naman pano ba tama?


salamat idol...

palitan mo lang ang connection string
kuha ka dito

http://connectionstrings.com/access-2007

alam mo naman ang style ko, di nag spoonfeed,
kaya imbes na bigyan kita ng sagot, binigyan kita ng link kung saan mo makikita yung sagot.
aralin mo, nandyan na kung papano gawin
then may sample naman dito kung papano ilagay sa datagrid diba?

so dyan palang magagawa mo na ang kelangan mo gawin
 
Last edited:
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