Record Data From RS 5000 To PC - Manipulate Data Using VB?
Sep 16, 2011
I've got a tough one today and need a lot of with it. I hope someone out there has some experience in a manufacturing environment or at least point me to somewhere that will have an answer. So, the company I work for has RS 5000 (also have RS Linx) by Rockwell Automation. I need to record process test values to a file on a server and then use VB to manipulate that data. First off, I am trying to figure out how to get the data off of the PLC Can I export data to a file or do I have to retrieve data from a processor?
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Aug 24, 2009
Is it possible to manipulate data in worksheets?[code]...
what i want to do is round off the time in if the time is greater than 6:00 example please look at the data date 8/2 and 8/3. i would like to modify it and make the 6:01 to 6:15, and 6:16 to 6:30 , every 1-15min late the time would round off to the nearest 15mins.. my question is how can i make loop in the column "time in" and every time the program sees a "late IN" it will round it up to the nearest 15mins.
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Feb 4, 2010
i want to import data about cigarettes from the internet. i don't know terminology so i'm having a hard time starting.
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Aug 9, 2011
The DB has a field "end date" and 1753/1/1 is supposed to be the value representing nothing, as we cannot assign null to datatime in sql server..
In reporting application the select querry used, gets the data including those 1753 date values. good
Problem 1753 date causes hell with report calculations. there are a lot of calculations in the report and changing the code to ignore 1753 will be a headache, so i was thinking Is there a way to tell sql server,
SELECT *
FROM TABLE BUT IN END_DATE
WHERE VALUE='1753/1/1 01:00:00.000' REPLACE WITH PARAMETER1
CRUDE EDIT (donot have access to debugger currently)
i cannot remember but i get an error like "nothing should be mapped on something" when i insert record with null date! THIS HAPPENS ONLY WHEN USING VB.NET in csharp it works fine. do you know why??
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Mar 4, 2009
I have an excel sheet that contains 25000 phone numbers listed in one cell with no sorting order. I want to create a small windows application that can read the sheet and return the total number of the phone numbers and how many duplicate numbers as well as the number of times of repetitions. How I can resolve this issue? What is the best way to approach it? I'm using VS 2008 and VB.Net.
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Nov 8, 2009
Basically I want to know how to access a particular website from my application. I have used System.Net Namespace to request HTML from a website, It returns a complete HTML code which is used by Browsers to render the content on the screen but what i want is to interact with the website only without the use of a browser. I currently dont know how to do that.
I have a application which displays a Image when a user enters a keyword, lets say user enters a word "Envelope", the application will go to Google Images and search for this keyword. Now google returns images as results, the application now needs to download the first result ( which is a image) and display it on a form ). Everything here is done without a browser but via my application.
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Feb 15, 2012
i have a form which search data in specific date and show result in the datagridview, what i want is that when delete button is clicked all datas that in the datagridview will be deleted sameway in the database
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Jan 16, 2010
I'm trying to retrieve data from an Access database - a simple one. (Just a single table with one column) My task is to view these records through a 'ListView'. No need to manipulate or anything. Just to retrieve data with a simple SQL statement and display via a ListView.
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Dec 3, 2011
I use This Code To Save Data in Table First I delete record Then Insert record
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Nov 10, 2011
i need some function like adodb.recordset on vb6.0 on vb.net but seem i cant manipulate it like recordset because i want to manipulate in retrieving,inserting and updating my record on just only how call on the database im using mysql database..
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Jan 22, 2009
I have VS 2005 installed in my sytem fyi.We have two databases, say source database and destination database. The databases is in Oracle. Now we need to pull data from Source database, manipulate it and push it into the destination database on daily basis.We are planning to use VB .Net for this and would like to know if this is feasible. Using windows forms through VB .NET, is it possible to create a exe and schedule the exe on nightly basis to pull the data from source to destination.how to do this as for manipulation of data, there is no intermediate database for us?
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Nov 24, 2010
I have a csv file that needs to be automatically updated on a daily basis. I am writing a vb.net app to accomplish this. However, Im having issues with the entire process.I need to be able to read in a csv file, manipulate the data and then update the existing file. I have dabbled with using the Excel objects but I need some assistance.
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Mar 6, 2012
I have an issue where I need to load a fixed-length file. Process some of the fields, generate a few others, and finally output a new file. The difficult part is that the file is of part numbers and some of the products are superceded by other products (which can also be superceded). What I need to do is follow the superceded trail to get information I need to replace some of the fields in the row I am looking at. So how can I best handle about 200000 lines from a file and the need to move up and down within the given products? I thought about using a collection to hold the data or a dataset, but I just don't think this is the right way.[code]....
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Jan 15, 2010
Just started VB programming this week and have found a wealth of information about what I'm trying to do. Problem is, some of it is more complete than others.Here's what I'm trying to do:In Form1 (my main form), I want to instantiate a class that contains a couple of properties (speed setpoint and position setpoint). When I click a button, I want to pass this data to Form2 and populate two textboxes on Form2 with the properties of this object. I want to manipulate the property values on Form2 and click an OK button which closes the dialog and returns the manipulated data, updating the property values of the object. Here's the algorithm I'm following:1) On Form1, instantiate the class2) On Form1's "Pass Data" button click event handler, instantiate a Form2 object and invoke the ShowDialog method, passing the object as a parameter.
3) On Form2, overload the ShowDialog method to accept the object as a parameter and modify the method so that it returns the manipulated class data.4) On Form2, in the ShowDialog method, populate the textboxes with the class data that was passed in.Here's where I get stuck. If I press the OK button on Form2 (DialogResult.OK), it returns me to Form1, but what hook do I have in Form1 to receive the manipulated class data that the ShowDialog method is returning?Here's an example of what I'm thinking about:
Code:
Public Class Form1
Dim clsController1 As New MotionController
[code].....
I'm sure it's probably a very elementary question, but every explanation I've found seems to be incomplete.
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Mar 17, 2012
I'm building a Stock control system and what i have is a Location Table. What i want to do is move stock between locations. Obviously I don't want to have the stock being moved to the same location. So i was wondering If there was a way to Create an SQL string that would get all of the locations except for the one that was selected.
[code]...
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Dec 26, 2011
Please any genius can help me about how to display record in text box.and my database is attached in my project not with sql [code]with this connection how i show data record in text box please every one Student
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Aug 19, 2009
i connected a MS Access Database using data source in Visual Studio 2008. im using the following code.
Inherits System.Windows.Forms.Form
#Region " Windows Form Designer generated code "
#End Region
[Code]....
when i click on load its working and showing the first record from the database. when im clicking at btnNext its not generating any error or warning in visual stduio 2008 and the text fields are not showing the next record?
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Feb 23, 2010
I'm using Visual Studio 2008 and am creating a Visual Basic application. This is connnected to a SQL server database - standard settings.
I have created a nested loop and want to write the value of a variable into a record in the database table. Typically I have seen that textboxes, etc are connected to the database. How do I update the details for one record as part of the VB function?
Details are (excuse the pseudocode):
For loop (y axis)
For loop (x axis)
Within these storing values x,y,R,G,B,Y,U,V,mask as integer
[Code].....
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Nov 8, 2011
how to my record connect with data base
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Jul 3, 2011
Here is the code i am using to save record from data grid to db
Try
For r = 0 To DataGridView1.RowCount - 2 ' Why RowCount-2?
For Each cell As DataGridViewCell In DataGridView1.Rows(r).Cells
[Code]......
Error is
"Conversion Form type dbnull to Type date is not valid" Please view the attached image what should i do to remove this error.
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Jul 21, 2009
i am getting a error went i update or save a record to my database.
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Apr 28, 2009
I am trying to update a table based on row selected in a grid (C1TrueDBGrid1.Columns(1).Value), but I am getting the following error:
Update unable to find TableMapping['Table'] or Data Table 'Table'
Code:
Dim ConnectionString As String = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=/DataDirectory/AOPT2002org.mdb;Persist Security Info=True;Jet OLEDB:Database Password=testaopupdate" Dim objConnection As New
[Code]....
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Mar 6, 2012
I have a listbox that is sorted and the data table that is bound to it is also sorted. I am trying to add a Record to this data table and ensure that it is always at the end of the list. Is there a way to do this using specific character combination?
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Jun 16, 2010
I am trying to add a new record to a Visual FoxPro data table using an ADO dataset with no luck. The code runs fine with no exceptions but when I check the dbf after the fact there is no new record. The mDataPath variable shown in the code snippet is the path to the .dbc file for the entire database. A note about the For loop at the bottom; I am adding the body of incoming emails to this MEMO field so thought I needed to break the addition of this string into 256 character Chunks.
cnn1.Open("Driver={Microsoft Visual FoxPro Driver};" & _
"SourceType=DBC;" & _
"SourceDB=" & mDataPath & ";Exclusive=No")
[code].....
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Apr 4, 2011
I am using a datapager inside a nested Listview succesfully. When only one record of data is available the next previous last and first buttons are faded as per normal. However I would like them to not appear at all.
The aspx code I have is:
<asp:ListView ID="Pictures" runat="server" DataSourceID="SqlDataSource2" >
<EmptyDataTemplate>
<span>No data was returned.</span>
[code]....
However the pager is always nothing in the debugger i.e it can't find the control.This may be because I have not selected the event handler correctly (I've tried several) or the method may be wrong.
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May 20, 2009
I can't seem to save data in the database when updating a record. The record appears to be updated and even displays the new record on my form but as soon as I close and restart the program the old record is back and no changes are made to the database. Is there something im missing here ?
If CN2.State = ConnectionState.Open Then
Dim Comand As New SqlCeCommand("SELECT * From Incentives Where IncentiveCode = '" & TxtCode.Text & "'", CN2)
Dim rs As SqlCeResultSet
rs = Comand.ExecuteResultSet(ResultSetOptions.Sensitive + ResultSetOptions.Updatable)
If rs.Read Then
[Code]...
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Feb 26, 2009
This is the form I'm having problems with. As you can see I've created a tab interface which is working. There are five text boxes on it which are binded to the Staff table in the database. When the tab is changed, the binding is changed to a new field. However, unfortunately, when a new record is selected, the data bindings do not update, and instead, the first record is always being used. We suspect the problem may be coming from the fact that there is code to unbind from the text box and rebind it again. This is the code I'm talking about...
Private Sub TabCheck()
If TabState = 1 Then
pnlTabs.BackgroundImage = My.Resources.tabs1
txtBox1.Visible = True
txtBox2.Visible = True
[Code] .....
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Sep 5, 2009
I'm working on a VB Winform project using Visual Studio 2008. The form's controls are all bound to a bindng source and a binding navigator which are tied to a dataset class. When the form is displayed, the first record is displayed as well. However, one of the controls (Radio button) is not showing the correct data from the data set. However, if I navigate to the next record and move back to the first, the radio button properly displays the correct information, so it appears the binding source is working the way it is suppose to.
[Code]...
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Mar 12, 2010
I m workin on vb.net ado.net oledb, I have also added datagrid Control to my form
for retriving database from .Mdb file i used following code
Code:
'decleared Name Space
Imports System.Data.OleDb
[Code]....
or when i click any record in datagrid, then the current record of dataset also should move to clicked record of datagrid, so that i also may see datagrid's clicked record in textboxes
in short i want to use default feature of vb6's ado control, when we bind datagrid with ado control, it worked autometically, both data grid and adodc wer connected each other at a time, so that moving next record also apears in datagrid.
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Dec 6, 2011
I want to select a random record from a data source (based on an MS Access file), and place the record cell contents into certain textboxes. After the record is chosen, it cannot be selected again.
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