Update List Using Linq In Vb.Net
How to read from ms word file in asp. Is there a way to do the following using LINQ foreach var c in collection c. PropertyToSet value To clarify, I want to iterate through each object in a. January 25, 2015. Linqer 4. 5. 5 for. NET 4. 5. Entity Framework 6 support. Expose Edit popup menu for SQL and LINQ editors. Allow SQL to LINQ conversion in a different. I am having problems with deleting all records in a table with VB. NET. I am using this code to delete all records in the Contacts table For Each contact In. Here Mudassar Ahmed Khan has explained with an example, how to return JSON data object from WebMethod PageMethod in ASP. Net using C and VB. Net. In this example. ExecuteNonQuery method will return number of rows effected with INSERT, DELETE or UPDATE operations. This ExecuteNonQuery method will be used only for insert, update. UploadFile/718fc8/updating-datagridviews-record-using-textbox/Images/img2.gif' alt='Update List Using Linq In Vb.Net' title='Update List Using Linq In Vb.Net' />WPF Data. Grid Control Performing Update and Delete Operations. I was recently working on a requirement to perform Update and Delete operations on a WPF Data. Grid control similar to what developers do in a ASP. NET Grid control. This code first searches the selected Employee row using LINQ. After the row is found, the update operation is performed on it. In DataGrid, every Cell is in the form. Programming XML with LINQ to XML. This section details how to program with LINQ to XML independent of LanguageIntegrated Query. Because LINQ to XML provides a fully. In this article I will show you how you can bindpopulate dropdownlist using entityframework in asp. C. In this article I will also show you after. The WPF Data. Grid is an excellent control to bind with collections and provides various events to work with. In this article, I have developed a small application using ADO. NET EF Entity Framework and WPF Data. Grid. The script for creating the Database table is in the db. Creating ADO. NET EF and WPF Project. Step 1 Open VS2. WPF project and name it as WPFData. Grid. Events. Step 2 To this project, add a new ADO. NET Entity Model. Name it as Company. EDMX. From the wizard for ADO. NET EF, select Employee table created in SQL Server using the db. After the completion of the wizard, the following model will be generated Working with the WPF Data. Grid Control. Step 1 In the Main. WindowData. GridOperations. Text. Block and Data. Grid. Define columns for the Data. Grid for every corresponding column name of the Entity model, as shown below lt Window x ClassWPFDaat. Grid. Events. Main. WindowData. GridOperations xmlnshttp schemas. TitleMain. WindowData. GridOperations Height4. Width9. 09 LoadedWindowLoaded lt Grid lt Data. Grid Auto. Generate. ColumnsFalse Height2. Horizontal. AlignmentLeft Margin1. Namedg. Emp Vertical. AlignmentTop Width6. Column. Width Row. Edit. Endingdg. EmpRow. Edit. Ending Cell. Edit. Endingdg. EmpCell. Edit. Ending Selection. Changeddg. EmpSelection. Changed lt Data. Grid. Columns lt Data. Grid. Text. Column BindingBinding Emp. No HeaderEmp. No Is. Read. OnlyTrue x Namedgr. Emp. No lt Data. Grid. Text. Column lt Data. Grid. Text. Column BindingBinding Emp. Name HeaderEmp. Name Is. Read. OnlyTrue x Namedgr. Emp. Name lt Data. Grid. Text. Column lt Data. Grid. Text. Column BindingBinding Salary, ModeTwo. Way HeaderSalary x Namedgr. Salary Is. Read. OnlyTrue lt Data. Grid. Text. Column lt Data. Grid. Text. Column BindingBinding Dept. No, ModeTwo. Way HeaderDept. No x Namedgr. Dept. No Is. Read. OnlyTrue lt Data. Grid. Text. Column lt Data. Grid. Template. Column lt Data. Grid. Template. Column. Cell. Template lt Data. Template lt Button ContentUpdate x Namebtn. Update Clickbtn. UpdateClick lt Button lt Data. Template lt Data. Real Spy Monitor Windows 7 Download. Grid. Template. Column. Intel Usb Drivers. Cell. Template lt Data. Grid. Template. Column lt Data. Grid. Template. Column lt Data. Grid. Template. Column. Cell. Template lt Data. Template lt Button ContentDelete x Namebtn. Delete Clickbtn. DeleteClick lt Button lt Data. Template lt Data. Grid. Template. Column. Cell. Template lt Data. Grid. Template. Column lt Data. Grid. Columns lt Data. Grid lt Text. Block Height5. Horizontal. AlignmentLeft Margin1. Nametext. Block. Vertical. AlignmentTop Width6. TextWPF Data. Grid for Update and Delete Operations Text. AlignmentCenter Font. FamilyVerdana Font. Size2. 8 lt Grid lt Window In the above XAML, using the Data. Grid. Template. Column, Update and Delete buttons are added. The following Data. Grid Events are used Selection. Changedo This event is raised when any row from the Data. Grid is selected. This returns an object of the binding source to the Data. Grid. Cell. Edit. Endingo This event is raised when any cell from the selected row is changed and the control is moved out of it. Row. Edit. Endingo This event is raised when after editing all cells in the row, the focus from the row is changed. Step 2 In the Mainwindow. Xaml. csvb Windows loaded event, write the following code. This code will create an instance of the Entity Model and the data will be displayed in Data. Grid Cprivatevoid WindowLoadedobject sender, Routed. Event. Args e obj. Context new. Company. Entities dg. Emp. Items. Source obj. Context. Employee VB. NETPrivate. Sub WindowLoadedBy. Val sender As. Object, By. Val e As Routed. Event. Args obj. Context New Company. Entities dg. Emp. Items. Source obj. Context. Employee. End. Sub. Step 3 In the Selection. Changed event of the Data. Grid, write the following code. Cprivatevoid dg. EmpSelection. Changedobject sender, Selection. Changed. Event. Args e obj. Emp. To. Edit dg. Emp. Selected. Item as. Employee VB. NETPrivate. Sub dg. EmpSelection. ChangedBy. Val sender As. Object, By. Val e As Selection. Changed. Event. Args obj. Emp. To. Edit Try. Castdg. Emp. Selected. Item, EmployeeEnd. Sub. This will return an index of the Employee entity object. Step 4 In the XAML, the Data. Grid columns are made read only using Is. Read. Only property set to false. Now since Salary and Dept. No can be updated, on the click event of the Update button, the following code is written. This code changes the columns for Salary and Dept. No in edit mode. Cprivatevoid btn. UpdateClickobject sender, Routed. Event. Args e is. Update. Mode true dg. Emp. Columns2. Is. Read. Only false dg. Emp. Columns3. Is. Read. Only false VB. NETPrivate. Sub btn. UpdateClickBy. Val sender As. Object, By. Val e As Routed. Event. Args is. Update. Mode True dg. Emp. Columns2. Is. Read. Only False dg. Emp. Columns3. Is. Read. Only False. End. Sub. Performing Update Operation in the WPF Data. Grid. Step 5 Write the following code in the Cell. Edit. Ending event. Cprivatevoid dg. EmpCell. Edit. Endingobject sender, Data. Grid. Cell. Edit. Ending. Event. Args e if is. Update. Mode The Row is edited Employee Temp. Emp from emp in obj. Context. Employee where emp. Emp. No obj. Emp. To. Edit. Emp. No select emp. First Framework. Element element1 dg. Emp. Columns2. Get. Cell. Contente. Row if element1. Get. Type typeofText. Box var xx. Salary Text. Boxelement1. Text obj. East West Symphonic Choir Vst. Emp. To. Edit. Salary Convert. To. Int. 32xx. Salary Framework. Element element2 dg. Emp. Columns3. Get. Cell. Contente. Row if element2. Get. Type typeofText. Box var yy. Dept. No Text. Boxelement2. Text obj. Emp. To. Edit. Dept. No Convert. To. Int. Dept. No VB. NETPrivate. Sub dg. EmpCell. Edit. EndingBy. Val sender As. Object, By. Val e As Data. Grid. Cell. Edit. Ending. Event. Args If is. Update. Mode ThenThe Row is edited Dim Temp. Emp As Employee From emp In obj. Context. Employee Where emp. Emp. No obj. Emp.