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Android. Fragment getActivity() sometimes returns null
In developer console error reports sometimes I see reports with NPE issue. I do not understand what is wrong with my code. On emulator and my device application works good without forcecloses, however some users get NullPointerException in fragment class when the getActivity() method is called.
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Getting the max value of an enum
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var lastFoo = Enum.GetValues(typeof(Foo)).Cast<Foo>().Last();
Edit
For those not willing to read through the comments: You can also do it this way:
var lastFoo = Enum.GetValues(typeof(Foo)).Cast<Foo>().Max();
... which will work when some of your enum values are negative.
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Convert date to another timezone in JavaScript
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edited May 9 at 11:33
Rizky Ramadhan
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How can I be notified when an element is added to the page?
...ser extension, so the webpage runs independently of me and I cannot modify its source. What are my options here?
8 Answers
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node.js global variables?
I asked here:
node.js require inheritance?
6 Answers
6
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Performance of Java matrix math libraries? [closed]
...ibraries. I attempted to matrix multiply a 3000 by 3000 matrix of doubles with itself. The results are as follows.
Using multithreaded ATLAS with C/C++, Octave, Python and R, the time taken was around 4 seconds.
Using Jama with Java, the time taken was 50 seconds.
Using Colt and Parallel Colt wit...
Java FileReader encoding issue
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edited Apr 28 at 11:39
answered Mar 30 '09 at 9:58
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Modify SVG fill color when being served as Background-Image
Placing the SVG output directly inline with the page code I am able to simply modify fill colors with CSS like so:
16 Answe...
View/edit ID3 data for MP3 files
What's a quick and easy way to view and edit ID3 tags (artist, album, etc.) using C#?
6 Answers
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Git - How to close commit editor?
I'm new to git and learning from a PDF.
I just executed a command $ git commit and it opens a new editor. But I'm trying to close that new commit editor. How to do this? I'm using git on windows.
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