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Published on 2010-05-01T09:29:37Z
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I've got two entities, one named exercise and the other named workout. I would like to store several different exercises in each workout object.
What is the correct logic here? Create an array of exercises in each workout?
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I'm a complete newbie when it comes to iOS programming and much less Core Data. It's rather non-intuitive for me, as I really came into my own with programming with MATLAB, which I guess is more of a 'scripting' language.
At any rate, my problem is that I had no idea what I had to do to create a…
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I have problems, when i install app from Xcode all works but if I build app and install it from iTunes I have an error with the database at launch.
This happens only than i have changes in the core data model and need to migrate to a new version.
At first launch at crashes with message:
Thread 0:
0…
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My app makes updates in background thread then saves context changes.
And in main context there is a table view that works with NSFetchedResultsController.
For some time updates work correctly, but then exception is thrown.
To check this I've added NSLog(@"%@", [self.controller fetchedObjects]); to…
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I'm have an issue where i'm updating a many-to-many relationship in a background thread, which works fine in that threa, but when I send the object back to the main thread the changes do not show. If I close the app and reopen the data is saved fine and the changes show on the main thread. Also using…
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I know this question has been asked before, and I took a look at the answer to this question. However, I'm still confused as to how to implement reordering with a UITableView in a Core Data project. What I know is that I need to have a "displayOrder" attribute in my Entity to track the order of items…
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Hello.
i got some problems using EF with AutoMapper. =/
for example :
i got 2 related entities ( Customers and Orders )
and theyr DTO classes :
class CustomerDTO
{
public string CustomerID {get;set;}
public string CustomerName {get;set;}
public IList< OrderDTO Orders {get;set;}
}
class…
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I have a question that I'm ashamed to ask, but I'm going to have a go at it anyway. I am creating a generic repository in asp.net mvc. I came across an example on this website which I find to be exactly what I was looking for, but there is one problem. It references an object - Entity - and I don't…
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To Do Eager loading use Projections (for e.g. from c in context.Contacts select c, c.Addresses) or use Include Query Builder Methods (Include(“Addresses”)) If there is multi-level hierarchical Data then to eager load all the relationships use Include Query Builder methods like customers.Include("Order…
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I've got a really simple class...
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;
@Entity
@Table(name = "users")
public class User {
…
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In Entity Framework v1 If you create a Custom Entity to map it to a Stored Procedure during FunctionImport and then Select "Update Model from Database" the Update Model Wizard removes the Custom Entity (as added Manually in the SSDL XML prior to functionImport) from the SSDL.
Does anyone know if…
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