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Android Preferences: How to load the default values when the user hasn't used the preferences-screen
... means this will only set the default values if this method has never been called in the past so you don't need to worry about overriding the user's settings each time your Activity is created
Take a look into PreferenceManager.setDefaultValues in Android API for further investigation.
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difference between iframe, embed and object elements
...rd's-eye view, seem to be very similar to the point of being largely identical.
3 Answers
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How to make an app's background image repeat
...ew" parent="@android:style/Widget.ListView">
<item name="android:cacheColorHint">@android:color/transparent</item>
</style>
<style name="TransparentExpandableListView" parent="@android:style/Widget.ExpandableListView">
<item name="android:cacheColorHint">...
How do I check if a type is a subtype OR the type of an object?
...Base { }
public class Derived : Base { }
Output:
True
False
Which indicates that Derived is a subclass of Base, but that Baseis (obviously) not a subclass of itself.
Type.IsAssignableFrom
Now, this will answer your particular question, but it will also give you false positives. As Eric Lipper...
How to delete an old/unused Data Model Version in Xcode
How can I delete an old Data Model in Xcode? The option is disabled on the menu. (The models I want to delete have not been released to the public - they are interim development models.)
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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?
...array }
h = { 'a.b': 'c' } # but this is okay in Ruby2.2+
h[s:] = 42
You can also use anything as a key with => so you can do this:
h = { C.new => 11 }
h = { 23 => 'pancakes house?' }
but you can't do this:
h = { C.new: 11 }
h = { 23: 'pancakes house?' }
The JavaScript style (key: v...
Can you list the keyword arguments a function receives?
...c)
(['a', 'b', 'c'], 'args', 'kwargs', (42,))
If you want to know if its callable with a particular set of args, you need the args without a default already specified. These can be got by:
def getRequiredArgs(func):
args, varargs, varkw, defaults = inspect.getargspec(func)
if defaults:
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Is 0 a decimal literal or an octal literal?
...otherwise every octal literal could be interpreted as a decimal literal. I can see the compile error, now: ERROR: 0 is ambiguous, could be octal zero or could be decimal zero. Consider using (1 - 1) to disambiguate.
– CB Bailey
Aug 1 '11 at 9:25
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How to read the Stock CPU Usage data
...nderneath it shows the CPU time spent in compositing the screen. Note: You cannot turn this feature off once it is on, without restarting the emulator. developer.android.com/tools/debugging/debugging-devtools.html
– Rolf ツ
Sep 25 '12 at 12:39
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Override compile flags for single files
...r setting wins. To see the full command and check that this is indeed the case, you can do
make VERBOSE=1
As an aside, one of the maintainers of the GNU C++ Standard Library presents a pretty negative opinion on -Weffc++ in this answer.
Another point is that you're misusing add_definitions in t...