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How can I filter a date of a DateTimeField in Django?
...n't work with datetimefields. The second alternative works ;). If someone knows another method please answer
– Xidobix
Aug 23 '09 at 4:14
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JavaScript checking for null vs. undefined and difference between == and ===
...gain, note that the last one is vague; it will also be true if a is null.
Now, despite the above, the usual way to check for those is to use the fact that they're falsey:
if (!a) {
// `a` is falsey, which includes `undefined` and `null`
// (and `""`, and `0`, and `NaN`, and [of course] `f...
Testing if object is of generic type in C#
...
I assume that you don't just want to know if the type is generic, but if an object is an instance of a particular generic type, without knowing the type arguments.
It's not terribly simple, unfortunately. It's not too bad if the generic type is a class (as it is...
How is attr_accessible used in Rails 4?
...
Rails 4 now uses strong parameters.
Protecting attributes is now done in the controller. This is an example:
class PeopleController < ApplicationController
def create
Person.create(person_params)
end
private
def pe...
UISegmentedControl below UINavigationbar in iOS 7
...e same as the navigation bar. That's because they are not the same bar.
Now to remove the hairline. The "hairline" is an UIImageView that is a subview of the navigation bar. You can find it and set it as hidden. This is what Apple does in their native calendar app, for example, as well as the sto...
SSO with CAS or OAuth?
...
Moreover, as said in Bertl reply CAS now provides OAuth both as client or server.
– Anthony O.
Jan 31 '14 at 10:26
3
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Junit - run set up method once
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JUnit 5 now has a @BeforeAll annotation:
Denotes that the annotated method should be executed before all @Test
methods in the current class or class hierarchy; analogous to JUnit
4’s @BeforeClass. Such methods must be stati...
Difference between Build Solution, Rebuild Solution, and Clean Solution in Visual Studio?
... use partially-built bits of the project if they haven't changed (I don't know how far it takes this)
Rebuild solution will clean and then build the solution from scratch, ignoring anything it's done before. The difference between this and "Clean, followed by Build" is that Rebuild will clean-then-b...
Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl
...e like this:
List list = new ArrayList();
the rest of your code only knows that data is of type List, which is preferable because it allows you to switch between different implementations of the List interface with ease.
For instance, say you were writing a fairly large 3rd party library, and ...
Should IBOutlets be strong or weak under ARC?
... footprint was crucial, hence there was view unloading. That changed as we now have more and more RAM, and Apple optimized UIViews in iOS 6, so that on memory warnings, a lot of memory can be freed without unloading the view.
– Tammo Freese
Sep 4 '16 at 16:11
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