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What's the difference between ContentControl and ContentPresenter?
...l (and vice-versa). At the moment, I'm using ContentControl pretty much all the time in my DataTemplate s. When would ContentPresenter be a better choice? and why?
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Is C++ context-free or context-sensitive?
... is (probably) Turing-complete, since it shows a program which is syntactically correct if and only if a given integer is prime.
So I assert that C++ is neither context-free nor context-sensitive.
If you allow arbitrary symbol sequences on both sides of any production, you produce an Type-0 gramma...
How do I replace multiple spaces with a single space in C#?
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I have copy and paste that and it works. I really do not like REgex but this time it saves my life.
– Pokus
Oct 15 '08 at 22:22
9
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Auto-expanding layout with Qt-Designer
... QVBoxLayout should now stretch to fit the window and will resize automatically when the entire window is resized.
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ALTER TABLE to add a composite primary key
I have a table called provider . I have three columns called person , place , thing . There can be duplicate persons, duplicate places, and duplicate things, but there can never be a dupicate person-place-thing combination.
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What is the difference between canonical name, simple name and class name in Java Class?
...upshot looking at this is:
the name is the name that you'd use to dynamically load the class with, for example, a call to Class.forName with the default ClassLoader. Within the scope of a certain ClassLoader, all classes have unique names.
the canonical name is the name that would be used in an im...
Where are shared preferences stored?
...ces are stored in an xml file in the app data folder, i.e.
/data/data/YOUR_PACKAGE_NAME/shared_prefs/YOUR_PREFS_NAME.xml
or the default preferences at:
/data/data/YOUR_PACKAGE_NAME/shared_prefs/YOUR_PACKAGE_NAME_preferences.xml
SharedPreferences added during runtime are not stored in the Eclip...
Which concurrent Queue implementation should I use in Java?
... behavior.
Taking the easiest first, ArrayBlockingQueue is a queue of a fixed size. So if you set the size at 10, and attempt to insert an 11th element, the insert statement will block until another thread removes an element. The fairness issue is what happens if multiple threads try to insert and ...
Adding up BigDecimals using Streams
I have a collection of BigDecimals (in this example, a LinkedList ) that I would like to add together. Is it possible to use streams for this?
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Archives not showing up in Organizer for Xcode 4
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EDIT (Incorporated all comments to a single answer)
Try one of the following (or all)
Instead of using Build For -> Archive, in the product menu just use archive. It will show up then.
In the scheme editor, edit the scheme and go to the A...