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What is the difference between onPause() and onStop() of Android Activites?
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No, if some activity comes into foreground, that doesn't necessarily mean that the other activit...
How can I update a single row in a ListView?
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200
I found the answer, thanks to your information Michelle.
You can indeed get the right view usin...
Thread vs ThreadPool
...ts for new work items (I believe this is only in .NET 3.5)
If you queue 100 thread pool tasks, it will only use as many threads as have already been created to service these requests (say 10 for example). The thread pool will make frequent checks (I believe every 500ms in 3.5 SP1) and if there are...
Find and restore a deleted file in a Git repository
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G. Sliepen
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answered Jul 11 '09 at 7:12
CB BaileyCB Bailey
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Can't create handler inside thread that has not called Looper.prepare()
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720
You're calling it from a worker thread. You need to call Toast.makeText() (and most other functi...
setting an environment variable in virtualenv
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10 Answers
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Intellij IDEA Java classes not auto compiling on save
...d Jun 18 '19 at 12:41
informatik01
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answered Oct 5 '12 at 10:35
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What is the Java string pool and how is “s” different from new String(“s”)? [duplicate]
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answered Mar 21 '10 at 6:24
Andrew HareAndrew Hare
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Git authentication fails after enabling 2FA
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edited Mar 25 '17 at 16:10
Hugo
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answered Aug 28...
Fast check for NaN in NumPy
...se numpy.sum in place of numpy.min:
In [13]: %timeit np.isnan(np.min(x))
1000 loops, best of 3: 244 us per loop
In [14]: %timeit np.isnan(np.sum(x))
10000 loops, best of 3: 97.3 us per loop
Unlike min, sum doesn't require branching, which on modern hardware tends to be pretty expensive. This is ...