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ComboBox Selection and a TextBox

Hi Good PeopleI Have A form With a ComboBox (cmb_DriverCallsign) And When I click The Dropdown on the (Cmb_DriverCallsign) I get a list of Driver's Callsign the (cmb_DriverCallsign) is bound to another...

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I have Problem with Filter in DataGridView in LINQ

DataGridView1.RowFilter = "Barkodi like '*" + txtBarkodi.Text + "*'";I will filter to use in LINQ to sql but it doesn't work, how I do to work this, in Data adapter it work well,I need Help

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in textcolumn of datagridview ,if user have an error input,which event will...

hi   may i ask a question.    in textcolumn of datagridview ,if user have an error input,which event will be activated   for example, when user inout a tring in a textcolumn whose datasource is a field...

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Add new columns in DatagridView While using Database

Hello Guys, I find hard to explain what I wanted to happen but I will try my best to Explain my problem. Here it goes.I have a datagridview which have a datasource ms access access database table name...

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Update Data Using A TableAdapter

I have a relational Database with tables for "App", CoApp' and "Property".  I have from with DataGridViews for each of these tables. I have set up the "Update" function in a Transaction and it works...

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Maintaining the selected row after sorting a DataGridView

Hi,Simple question, hopefully there's a simple answer:How can I maintain the same selected row even after a sort on a DataGridView?In other words, after new items have been added to the binding source...

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How to enable role manager?

 Hi. I am new to visual studio interface. I tried creating a login page as ASP.NET web application. Then as we have to configure the page to connect to the database to retrieve user details, i clicked...

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Update Database from a win form using c#

I have a C# windows form with a pretty generic datagrid displaying the contents of 1 table. I can update/add & delete data in the grid no problem. My issue is I have a password field field in the...

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for datagridview,is there a "Initial new row" event?

hi,   i'd like to ask for datagridview,is there a "Initial new row" event?   that is to say, when user begin to add a new row, all the value of that row is setted   i tried to set in dataset the...

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DataGridView and TabControl bug?

I've come across some odd behavior involving DataGridView controls and TabControls. Have I stumbled across a bug, or is there something I don't understand about these controls?My app uses a TabControl...

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Transfer items from datagridview on one form to a combobox on a different form

Hello,I'm pretty new to C# so please bear with me.I would like to transfer data from a cell in a datagridview on one form, to a combobox on another form.I can do it with no problem using text boxes,...

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Display selected date from calender in a textbox.

Hi, Can anybody please help me in getting the selected date from monthcalender , into a textbox in Windows Forms. Monthcalender control and textbox are in the same form.sammy

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how to have list of items present in listbox created by that user only when...

Hi my name is vishal for 10 days i have been breaking my head on how to have a list ofitems in a listbox created by that user in  in c# windows forms and same user who has entered into the application...

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TextBoxes using parent control BindingContexts don't display data value

I am having a problem when I try to bind to text boxes to separate BindingContexts (via a container control such as a GroupBox). The textboxes don't display the bound value. (This example is based on...

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help me out pc will not boot how do i invoke a lan boot #

hi will you guide me on how to do a lan boot as my pc witch was running on 8.1 has crashed and will not boot up iv a window 7 64 bit and a window  8.1 64 bit and a xp 64 bit which i can use as the host...

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How to save multiple values from various controls in sql server database?

I am designing windows application using 3-tier architecture. One of my forms contain dynamically generated controls. My question is that How can I save multiple values from controls in my database. I...

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copy and paste function in winform datagridview

I am trying to develop a copy and paste function in winform datagridview.there are some text columns and combobox columns in datagrid. and the combobox have key and value.i am trying to copy some rows...

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question about DropDownButton of datagridview,is it possible to make a filter...

hi    i'd like to ask a question.    i have a datagridview and one column is a  DropDownButton.for the datasource of the  DropDownButton,the count could be for example 50 (for example, something like...

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Data textbox losing first value

HelloI have a small, albeit very weird issue.I have a Combobox and a two textboxes. All of them are connected to a databindingsource (MS Access local database).The combobox will dropdown to display...

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Datatable.select doesn't always work

I have a problem with (foreach datarow row in datatable.select("item" = ..)) It doesn't always work. Usually it does work but sometimes even though all the criteria is met it doesn't work. For example...

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