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Android Fragments. Retaining an AsyncTask during screen rotation or configuration change
I'm working on a Smartphone / Tablet app, using only one APK, and loading resources as is needed depending on screen size, the best design choice seemed to be using Fragments via the ACL.
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Is 23,148,855,308,184,500 a magic number, or sheer chance?
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Add the cents to the number and you get 2314885530818450000, which in hexadecimal is 2020 2020 2020 1250.
Do you see the pattern? The first six bytes have been overwritten by spaces (hex 20, dec 32).
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Running Python on Windows for Node.js dependencies
...'t find Python executable "python", you can set the PYTHON env variable.
And in your comment, you say you did this:
set PYTHONPATH=%PYTHONPATH%;C:\My_python_lib
That's nice, but that doesn't set the PYTHON variable, it sets the PYTHONPATH variable.
Meanwhile, just using the set command only ...
How dangerous is it to access an array out of bounds?
...? It can sometimes happen that I read from outside the array (I now understand I then access memory used by some other parts of my program or even beyond that) or I am trying to set a value to an index outside of the array. The program sometimes crashes, but sometimes just runs, only giving unexpect...
Possible to change where Android Virtual Devices are saved?
I've set up the Android SDK and Eclipse on my machine running Windows XP and AVDs (Android Virtual Devices) are saved to "Documents and Settings\ user \.android" by default. Is there any way to change this behavior? I have all of the other components saved in a directory on a separate partition an...
Covariance and contravariance real world example
I'm having a little trouble understanding how I would use covariance and contravariance in the real world.
9 Answers
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Multiple levels of 'collection.defaultdict' in Python
...possibilities offered by collections.defaultdict , notably in readability and speed. I have put them to use with success.
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GitHub relative link in Markdown file
...nk from within a Markdown file, to another file within the same repository and branch (aka a link relative to the current branch)?
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File.separator vs FileSystem.getSeparator() vs System.getProperty(“file.separator”)?
...idden by calls to System.setProperty(String key, String value) or with command line parameters -Dfile.separator=/
File.separator gets the separator for the default filesystem.
FileSystems.getDefault() gets you the default filesystem.
FileSystem.getSeparator() gets you the separator character for ...
How to extract filename.tar.gz file
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As far as I can tell, the command is correct, ASSUMING your input file is a valid gzipped tar file. Your output says that it isn't. If you downloaded the file from the internet, you probably didn't get the entire file, try again.
Without more knowledge o...