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Was PreferenceFragment intentionally excluded from the compatibility package?

...cated methods are deprecated as of Android 3.0. They are perfectly fine on all versions of Android, but the direction is to use PreferenceFragment on Android 3.0 and higher. Can anyone tell me whether this was intentional? My guess is it's a question of engineering time, but that's just a gue...
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Android emulator shows nothing except black screen and adb devices shows “device offline”

...tor comes up on the screen. But even after waiting for as long as 2-3 hrs, all it shows is a black screen. Not even the android home screen or the android logo. Just a black screen. And while initially "adb devices" shows the emulator as offline.after 2-3 minutes the list of attached devices becomes...
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Pure virtual function with implementation

...e type can still define an implementation. A derived class can explicitly call the base class implementation (if access permissions allow it) by using a fully-scoped name (by calling A::f() in your example - if A::f() were public or protected). Something like: class B : public A { virtual voi...
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Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”

... Put servlet class in a package First of all, put the servlet class in a Java package. You should always put publicly reuseable Java classes in a package, otherwise they are invisible to classes which are in a package, such as the server itself. This way you elimini...
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Converting from a string to boolean in Python?

... Use: bool(distutils.util.strtobool(some_string)) Python 2: http://docs.python.org/2/distutils/apiref.html?highlight=distutils.util#distutils.util.strtobool Python 3: https://docs.python.org/3/distutils/apiref.html#distutils.util.strtobool True values are y...
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jQuery: keyPress Backspace won't fire?

... Use keyup instead of keypress. This gets all the key codes when the user presses something share | improve this answer | follow ...
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Converting a JS object to an array using jQuery

... 2:[Array-Data]}] And $.map() also doesn't look successful. It seams, that all Sub-Array data is merged to one array. array.length should return 2 (because 2 elements exists), but it returns 67 which is the number of all elements in all ["Array-Data"]. – The Bndr ...
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Can table columns with a Foreign Key be NULL?

...d Mar 2 '10 at 21:37 Daniel VassalloDaniel Vassallo 301k6666 gold badges475475 silver badges424424 bronze badges ...
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How do I remove/delete a folder that is not empty?

... This doesn't work for me: Traceback (most recent call last): File "foo.py", line 31, in <module> shutil.rmtree(thistestdir) File "/usr/lib/python2.6/shutil.py", line 225, in rmtree onerror(os.rmdir, path, sys.exc_info()) File "/usr/lib/python2.6/shutil.py...
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SVN:externals equivalent in Git?

...ss to set up and then is very easy for other users, because it is automatically included when the repository is checked out or cloned. This can be a convenient way to include a dependency in your project. It is easy to pull changes from the other project, but complicated to submit changes back. And ...