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Why are all fields in an interface implicitly static and final?
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An interface can't have behavior or state because it is intended to specify only an interaction contract, no implementation details. 'No behavior' is enforced by not allowing method/constructor bodies or static/instance initializing blocks. 'No state' is enforced by only allowing static final fie...
How to write a simple Html.DropDownListFor()?
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Or if it's from a database context you can use
@Html.DropDownListFor(model => model.MyOption, db.MyOptions.Select(x => new SelectListItem { Text = x.Name, Value = x.Id.ToString() }))
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Difference between addSubview and insertSubview in UIView class
What is the difference between addSubview and insertSubView methods when a view is added programmatically?
4 Answers
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Linq with group by having count
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What does a type followed by _t (underscore-t) represent?
...onfusion. As well as size_t, the C89 standard defines wchar_t, off_t, ptrdiff_t, and probably some others I've forgotten. The C99 standard defines a lot of extra types, such as uintptr_t, intmax_t, int8_t, uint_least16_t, uint_fast32_t, and so on. These new types are formally defined in <stdin...
How do I set the version information for an existing .exe, .dll?
...32 exe/dll files.
It will only change the file and product versions though if they have a version resource already. It cannot add a version resource if one doesn’t exist.
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Does Python have an ordered set?
...Documentation. This runs on Py2.6 or later and 3.0 or later without any modifications. The interface is almost exactly the same as a normal set, except that initialisation should be done with a list.
OrderedSet([1, 2, 3])
This is a MutableSet, so the signature for .union doesn't match that of set...
What limits does scala place on the “acceptable complexity” of inferred types?
...e the Least Upper Bound (LUB) of a list of types. For example, the type of if (cond) e1 else e1 is the LUB of the types of e1 and e1.
These types can get quite large, for example try this in a REPL:
:type Map(1 -> (1 to 10), 2 -> (1 to 10).toList)
scala.collection.immutable.Map[Int,scala.col...
How to force a SQL Server 2008 database to go Offline
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@radbyx: If you USE MY_DATABASE, then ALTER DATABASE MY_DATABASE SET OFFLINE will fail, because you're using it! Yes, I just got stung by that...
– TarkaDaal
Mar 29 '12 at 12:04
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Is there a way to give a specific file name when saving a file via cURL?
...m pulling files using curl in the mac OS X terminal and want to give them different names. Is there a way to specify a name, such as a "save as" function when using curl?
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