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Solving “The ObjectContext instance has been disposed and can no longer be used for operations that
... to find out where the reference is or isn't set, right-click its name and select "Find All References". You can then place a breakpoint at every location that requests data, and run your program with the debugger attached. Every time the debugger breaks on such a breakpoint, you need to determine w...
Hibernate error - QuerySyntaxException: users is not mapped [from users]
... bean class name is UserDetails
Query query = entityManager. createQuery("Select UserName from **UserDetails** ");
You do not give your table name on the Db. you give the class name of bean.
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How to delete an item in a list if it exists?
... new_tag from a form text field with self.response.get("new_tag") and selected_tags from checkbox fields with
7 Answ...
How can I reliably determine the type of a variable that is declared using var at design time?
...o resolve the type. For instance:
var items = myList.OfType<Foo>().Select(foo => foo.Bar);
The return type is IEnumerable<Bar>, but resolving this required knowing:
myList is of type that implements IEnumerable.
There is an extension method OfType<T> that applies to IEnume...
iOS forces rounded corners and glare on inputs
...n be extended to apply to all webkit styled form components such as input, select, button or textarea.
In reference to the original question, you wouldn't use the value 'none' when clearing any unit based css element.
Also be aware that this hides checkboxes in Chrome, so perhaps use something like ...
Connect different Windows User in SQL Server Management Studio (2005 or later)
... use with the "runas" command.
Then, in SQL Management Studio 2005, just select the "Windows Authentication" and input the server you wanna connect to (even though the user that you can see greyed out is still the local user)... and it works!
Don't ask me why ! :)
Edit:
Make sure to include ":14...
Install Marketplace plugin on Eclipse Juno
... only such official distribution). However, it is available for download.
Select Help/Install new software... from the menu, select the Juno update site (http://download.eclipse.org/releases/juno), and then look for the Marketplace client - it is in the General Purpose Tools category.
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How can I get Eclipse to show .* files?
...there is a little down arrow. Tool tip will say view menu. From that menu, select filters
From there, uncheck .* resources.
So Package Explorer -> View Menu -> Filters -> uncheck .* resources.
With Eclipse Kepler and OS X this is a bit different:
Package Explorer -> Customize View ...
How to find the kth largest element in an unsorted array of length n in O(n)?
...h order statistic. There's a very simple randomized algorithm (called quickselect) taking O(n) average time, O(n^2) worst case time, and a pretty complicated non-randomized algorithm (called introselect) taking O(n) worst case time. There's some info on Wikipedia, but it's not very good.
Everything...
UIButton Image + Text IOS
...if you are using Interface Builder, there is a very easy way to do this:
Select the button and set a title and an image. Note that if you set the background instead of the image then the image will be resized if it is smaller than the button.
Set the position of both items by changing the edge and...