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LINQ to Entities only supports casting EDM primitive or enumeration types with IEntity interface
...ain the collection as IQueryable. A bit annoying however that there is basically no way of thinking up this fix, without knowing the inner workings of EF.
– Anders
Dec 9 '16 at 10:56
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Get selected value in dropdown list using JavaScript
...& jQuery Demo
<select id="Ultra" onchange="run()"> <!--Call run() function-->
<option value="0">Select</option>
<option value="8">text1</option>
<option value="5">text2</option>
<option value="4">text3</option>...
jQuery's .click - pass parameters to user function
I am trying to call a function with parameters using jQuery's .click, but I can't get it to work.
7 Answers
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Detecting which UIButton was pressed in a UITableView
...will need to grab [[button superview] superview] since the first superview call will give you the contentView, and finally the second will give you the UITableViewCell. The second solution doesn't work well if you are adding/removing cells since it will invalidate the row index. Therefore, I went wi...
Select distinct values from a table field
...want any ordering to be applied to a query, not even the default ordering, call order_by() with no parameters.
and distinct() in the note where it discusses issues with using distinct() with ordering.
To query your DB, you just have to call:
models.Shop.objects.order_by().values('city').distinct...
Android: How can I validate EditText input?
...riffic most probably you didn't initialize your EditText. Make sure you're calling addTextChangedListener after resolving your edittext from the view
– Ghostli
May 14 '15 at 11:56
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MVC which submit button has been pressed
... to the name submit or button in the controller method parameters, you can call it as you like...
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Return all enumerables with yield return at once; without looping through
...important difference between the two implementations though: this one will call all of the methods immediately, even though it will only use the returned iterators one at a time. Your existing code will wait until it's looped through everything in GetMoreErrors() before it even asks about the next e...
What is the difference between Scope_Identity(), Identity(), @@Identity, and Ident_Current()?
...nd.
Scope means the immediate context of a command. Every stored procedure call executes in its own scope, and nested calls execute in a nested scope within the calling procedure's scope. Likewise, a SQL command executed from an application or SSMS executes in its own scope, and if that command fire...
SQL query return data from multiple tables
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10 rows in set (0.00 sec)
The other is probably more often used and is called table aliasing. The tables in this example have nice and short simple names, but typing out something like KPI_DAILY_SALES_BY_DEPARTMENT would probably get old quickly, so a simple way is to nickname the table like thi...