It seems to me that I have to retrieve an object before I delete it with entity framework like belowvar customer = context.Customers.First(c => c.Id == 1); context.DeleteObject(customer); context.Savechanges();So I need to hit database twice. Is there a easier way?回答1In Entity Fr...
CsharpCsharp Object In C#, user-defined class objects are reference variables that point to specific memory locations. Deleting such objects involves removing the reference to their associated memory location. This tutorial will explore the methods to delete a user-defined class object in C# effectiv...
To delete an object in Java using the null reference, you simply assign null to the variable that references the object. Syntax: myObject = null; myObject: The object to be deleted. null: Assigning this to an object indicates that the object it is assigned to no longer exists, in this...
You can use the BootROM menu to delete running version files. After a version file is deleted, the device cannot restart using the version file. Exercise caution when you delete a version file. The switch supports the CF card and the flash memory. The default storage medium is the CF ...
C# to delete an Excel Worksheet c# to jQuery replace " with double quote C# To Open Access Database C# to OpenOffice Calc C# to POST HTTP with XML C# to query SQL and store results in a variable C# to read S.M.A.R.T. information of SSD C# to run code based on day of wee...
unused extensions. You can either delete the registry using the methods covered earlier or directly from CCleaner. Once done, you will no longer see the legacy applications while trying to open any file type. This method is more effective as you don’t have to review each file type one by...
5 Move Data to Another Hard DriveIf you are not sure of what you can delete from your system, then this would be an ideal option. Simply get another hard drive (like an external hard disk) and move your important files to it instead. In this way, you can keep your files to another...
Use the DeleteDirectory method of the My.Computer.FileSystem object to delete a directory. Among the options are: whether or not to delete the directory's contents, whether or not to send the deleted directory to the Recycle Bin, and whether or not to show the progress of the deletion....
On a switch running V100R003 or a later version, run the undo port vlan-stacking all command to quickly delete all selective QinQ configurations from an interface.Tradução Coleção Baixar Documentos Última atualização:2024-07-12 № do documento:EDOC1100247748...
It also contains events that are related to resource use, for example, when you create, open, or delete files. You must be logged on as an administrator or as a member of the Administrators group to turn on, to use, and to specify which events are recorded in the security log....