Update System Time Using .net Code?
Sep 19, 2011i have been looking for a code to change date time in kernel32, which is I will get a date time from server and update current PC date and time based on server date and time.
[Code]...
ADVERTISEMENT
List To Update Every Time And Show The Values Each Time To Which The Previous Value Is Added To The New Calculation?
Jun 22, 2010The idea with this form is to add the futures which is calculated when the button is pushed but I need the list to update every time and show the values each time to which the previous value is added to the new calculation, e.g. of what it should look like in listbox:
Year 1: $1,290.93
Year 2: $2,724.32
Year 3: $4,350.76
etc....
I have been working on this a while and I am at a standstill, I was given a function to clear the form everytime it calculates but I don't know how to implement it, I am new to VB. Here is what I have so far:
Public Class frmFutureValue
Private Sub btnCalculate_Click(ByVal sender As System.Object, _
ByVal e As System.EventArgs) Handles btnCalculate.Click
[code]....
Auto-check For New Version System Update When The System Is Closing
Nov 16, 2011i would like to auto check for new version system update when the system is closing. When there is the new version system update, will automatically rename the active exe to FileName.old then copy new version of exe into the folder.
View 1 RepliesShow Messagebox/play Sound When System Time = Time Displayed In Listview?
Nov 13, 2010Basically i'm trying making a task manager program for myself. I want to know how I can display a message box and or play a sound when system time = time displayed in listview. I have used a dropdown box for the user to select which option they would like to select - sound or message box to popup. The data for the task will be stored in a listview box. I want it so that when the date and the time is = to the date and time set for the reminder the action will follow.Here is my code so far:
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
Dim notext As String = ""
If TextBox1.Text = notext Then[code]....
Get SNTP Time - User Can Changes The System Time Of His Computer To A Advancing Date?
Jan 24, 2012I'm using
Days = Dat2.Subtract(Dat1).Days
where
Dat2 = today
Dat1 = installed date
to trace the days of a program installed in user's computer.However, the user can changes the system time of his computer to a advancing date. How can I get a SNTP time from internet to solve this problem?
Timers.timer Lossing Time When Compared It To System Time
Mar 19, 2012When I run my app at first its keeps time accurately for the first minute or so there after it starts loosing seconds, and by the end of the day its minutes behind.I've created a class called ServerTimeTimer that has a timers.timer object that elapses every second and adds a second to a dateTime variable, and a property to retrieve the date time.[code]
View 5 RepliesUpdate Several Records Using UPDATE Command At One Time?
Jan 27, 2010We know:"UPDATE tt SET Points=" & iPoints & " WHERE Ref='" & sRef & "'"Can we update several records using UPDATE command at one time?
View 4 RepliesNow() Function Returns Date And Time Which Is Different From System Time
Nov 24, 2009The Now() function in VB.NET returns date and time which is different from the system time that I see on the right-bottom on the notification bar. It is 15 hours slower than the system time. Has anyone ever met this problem? I'm using .NET 2.0.
View 2 RepliesSynchronize Time From The Global Time Server In C # Code
Aug 28, 2010I am working on a windows application project on NIST time synchronization, but can't get a proper solution for it. If anyone can send me the code to synchronize time from the global time server in VB.net or C # code
View 2 RepliesSystem.Exception: Unexpected Return Code: 1 At System.Data.OracleClient.DBObjectPool.GetObject Error
Jul 13, 2010I have a windows service written in .NET 2.0 that will run every 5 minutes and executes bunch oracle SQL/PLSQL scripts based on time/validation, it throws the above said error some times against some SQLs, the same SQLs run fine at later point without any error, I have no idea what is going on with the app. I am not sure if this has any thing to do with oracle connection pool as I am properly closing the connections after every SQL execution.
Exception:
System.Exception: Unexpected return code: 1 at System.Data.OracleClient.DBObjectPool.GetObject(Object owningObject, Boolean& isInTransaction) at System.Data.OracleClient.OracleConnectionPoolManager.GetPooledConnection(String encryptedConnectionString,
[CODE]............................
System Tool - Call System Calculator Thought Code
Feb 28, 2010i m usingin vb.net hw can i call system calculator thought code
View 3 RepliesCode Runs The First Time And Crashes The Second Time?
Jul 20, 2011I have a problem and i can't find it, i'll explain on the codeThe first time it runs without errors but, the second time...lista is a ListView
Dim l As New List(Of String)
Sub LoadData(ByVal user As String)
lista.Enabled = False
[code].....
E.graphics.DrawSpiral Okay Folks Here Is A Code Update From Code Have Posted Yesterday Using An Extension Method?
May 1, 2012This code is for 2008, 2010 and later versions of VB.Net as it uses an extension method.Please note: If you are using an earlier version ( or you do not like extension methods ) please see the next post.Here is the code I posted on Monday April 30th, 2012.>>Now you can specify the startRadius to be
View 7 RepliesCheck To See If The System Time Is Equal Or Not Equal To A Specific Time?
Mar 8, 2012How does one check to see if the system time is equal or not equal to a specific time? So, say I want to perform an action if your system time is between 6pm and 6am. Or something similar?
View 1 RepliesUpdate System Over The Web?
Feb 24, 2012Since i update my program a lot i want to implement a update system into it And im new to programming, so i would prefer it to be a very simple system.. What i want it to do is, when a user presses a update button it should check on a specific ftp server if the file version is newer than the one the user is having. If it is then it should just download it from the ftp server and then replace the original exe ..
View 7 RepliesHow To Update PC Time Programmatically
Nov 2, 2010If you right click on the time at the lower left of your Windows screen, you can click on "Adjust date/time", and within that, you can update the time on your PC via an internet time server. Is there a way to do the same thing, i.e. synchronize the PC time via an internet server, via a VB.Net program?
View 1 RepliesDatagridview Won't Update Datasource On Time?
Jun 2, 2010I have a datagridview with a datatable in a dataset as a datasource. When i add a new row in the datagridview it is automaticaly added to the to the underliyng datatable (its datasource) . However it will only be addad after i click another datagridviewrow. I would like that update to be just after i added the row or after i edit one of its cells and not only after i click a different row.
View 8 RepliesFTP Chat Update In Real Time?
Jun 15, 2011I making a simple online chat using an ftp server by downloading and uploading text. I use a thread to update the chat log continuously. But it doesn't update in real time. Is there a way to create a server that clients can upload to and download from extremely quickly? How do programs like MSN messenger or better online multiplayer games do it?
View 1 RepliesHow To Update Time In The Timer Evvent
May 21, 2011I have creted a label on my form and assigned it to current time in timer sub routine so that it keeps running when the form runs something like this:-Timer1 timer-tick()Curtime.text=timevalue(now) 'curtime is label which I had createdNow I want to update the curtime value with another time value in same timer sub routineso that it also runs when the form runs bt when I update it with another time value it does not update but it shows current time only.what should I do?
View 2 RepliesUpdate An Access Database At A Particular Time?
Nov 8, 2011I would like to update an Access database at a particular time.For example:I have a startdatetime = 11/08/2011 8:00 AM.I want to update the database when DateTime.Now = Startdatetime.AddMinutes(30)I thought about using a Timer, but i am not sure how to update the database when the timer stops.Note: This statement will be in a loop, because I will be updating e.g For i = 1 to n
View 2 RepliesUpdate/Select Query At The Same Time?
Mar 21, 2011I have this query which I want to submit after the user click a button.
Update tbl_books Set Bk_Rent = Bk_Rent - 1 Bk_Avl = Bk_Avl + 1 Where Bk_Id = ( Select * from tbl_transactions where Trans_Id = @a )
The problem is as far as I know, Update and Select queries have different formats. Update statements will use the ExecuteNonQuery()while Select needs a dataset. My problem is how can I execute these two statements at the same time. I tried this code but it didn't work out.
Dim command4 As New OleDb.OleDbCommand
Dim adapter4 As New OleDb.OleDbDataAdapter
Dim dataset As New DataSet
[Code].....
Get The GMT Time Of The System?
Jul 24, 2009I want to get the GMT time of the system. how to find it?
I tried in 2 ways.here below i am writing the the way through which i tried
TimeZone.CurrentTimeZone.GetUtcOffset(Date.Now).To String()
DateTime.Now.ToString("zzz")
I tested the above functions by changing the TimeZones of my system clock. in these both ways i got the GMT time.but here i am facing once problem.its giving correct GMT time for some Time zones.but not in many of the time zones.here below i am mentioning some of those zones fo which GMT time not came correctly.
(GMT-09:00) Alaska
(GMT-08:00) Pacific Time
(GMT-07:00) Chihuahua, La Paz, Mazatlan-New
(GMT-07:00) Chihuahua, La Paz, Mazatlan-Old
[Code]......
Check For A System Update Every 25 Seconds
Aug 27, 2011I want to check for a system update every .25 seconds. It's very important that it is always .25 seconds apart. I was trying to use do until/while...loop, but it wouldn't let me insert a delay. Does anybody know how to do this/where I could learn to do this?
View 5 RepliesPublish To Ftp And Enable VB's Own Update System?
Dec 23, 2010am i just stupid or do they have a ____ up system?the "publishing folder" is set to my ftp server.. and the upload works.. so thats Done.the installation folder is set to "Whata ____ is this?!" and i dont know if it works or not..it is supposed to update when the application starts.. it does not. and that does problobly have something to do whit the installation url to do..so how do i make it update automatically?
View 3 RepliesVS 2010 : Create A System Update?
Oct 22, 2010i want to create a system update..When the user clicks on this button will check if a newer version If so, it will ask if it OK to download and approve it will download the file and open it right when the download is complete?
View 10 RepliesCalculation Time - How To Continuously Update The Text Box
Sep 14, 2010I need to be able to display 60 * x. X is going to be the time between hitting a Stat button and a Stop button in seconds. I need this to be shown until it is stopped. So i was thinking something like txtBox1.text = 60*time, but I do not know if that is correct and I do not know how to get that time. Also I am not sure how to continuously update the text box.
View 6 RepliesHow To Update / Insert Data Into 3 Different Table At A Time
Jul 28, 2010I'm not so good in databases and SQL. At the moment, I have a interface of a simple payroll system as well as a database design. I got 4 tables consist of Employee, Payroll, Deduction and Salary as you can see in the picture link below. Btw, I'm using VB 2008 express edition and mysql 2008.
Interface Design: [URL]
Database Design: [URL]
My question:
How can I link them properly? did I link them properly? How can I save the data into 3 different table from the interface u can see.
Real-Time Network Speed Update?
Aug 12, 2009I am having a problem updating the network speed in real-time using a timer control. I have tried the code below and it gets the network speed but doesn't update, any ideas why?
Imports System.Net.NetworkInformation Dim myNA() As NetworkInterface = NetworkInterface.GetAllNetworkInterfaces
Dim NetSpeed As Integer = myNA(0).Speed / 1048576
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Label1.Text = "Mbps: " & NetSpeed.ToString End Sub
[Code]...
Update / Insert At Same Time Using Entity Framework?
Aug 29, 2011How to update the existing Customer object, Insert new Computer object and Add new WorkOrder using entity framework? [code]
View 2 RepliesUpdate Date & Time Together To A Single Field?
Sep 17, 2010I am trying to upate date value as well as time value to a single datetime field.I can update date or time by using today.date or today.time separately.But I don't know how to update both to one field.
View 2 Replies