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Android. Fragment getActivity() sometimes returns null
...taSetChanged();
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If we open the fragment, push a task, and then quickly press back to return to a previous activity, when the task is finished, it will try to access the activity in onPostExecute() by calling the getActivity() method. If the activity is already detached and this check is ...
Is there any reason to use a synchronous XMLHttpRequest?
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I think the distilled point. In UI Thread, Create a thread or a async task of sorts. If in thread already, use synchronized under most cases. Threads are a lot more "block friendly"
– HaMMeReD
Aug 4 '11 at 6:18
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How to printf uint64_t? Fails with: “spurious trailing ‘%’ in format”
I wrote a very simple test code of printf uint64_t:
3 Answers
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How to disable breadcrumbs in Eclipse
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Change property breadcrumb.org.eclipse.jdt.ui.JavaPerspective from true to false
in your org.eclipse.jdt.ui.prefs file.
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Android Studio could not find any version that matches com.android.support:appcompat-v7:+
... Thanks! This also fixed a problem for me with PhoneGap where an cordova build android was throwing a similar error!
– Giel Berkers
Aug 7 '15 at 12:53
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How do I run a single test with Nose in Pylons
...ure you have __init__.py in your tests folder):
nosetests [options] tests.ui_tests
nosetests [options] tests/ui_tests.py
nosetests [options] tests.ui_tests:TestUI.test_admin_page
Note that single colon between module name and class name.
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Building a minimal plugin architecture in Python
...in which plugins are active, but that's a nice-to-have.
Of course, any requirement that comes along saying "I don't need [big, complicated thing] X; I just want something lightweight" runs the risk of re-implementing X one discovered requirement at a time. But that's not to say you can't have some ...
Singletons vs. Application Context in Android?
...der, since its life-cycle is handled by the framework. DI frameworks like Guice, Hivemind, or Spring also make use of singletons, but that's an implementation detail the developer should not care about. I think it's generally safer to rely on framework semantics being correctly implemented rather th...
MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
...rised of your ViewModels, and your Models are the just the blocks used to build your application. They typically only contain data, so would not have methods such as DrawCard() (that would be in a ViewModel)
So you would probably have plain Model data objects like these:
class CardModel
{
int ...
onActivityResult() & onResume() [duplicate]
... called before onResume() in order to allow anything that might affect the UI to be received and available prior to updating the UI (presumably to avoid a double-update - once in onResume() without the returned result, and then in onActivityResult(), adding the returned result).
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