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Calling a Fragment method from a parent Activity
I see in the Android Fragments Dev Guide that an "activity can call methods in a fragment by acquiring a reference to the Fragment from FragmentManager, using findFragmentById() or findFragmentByTag() ."
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HashMap get/put complexity
We are used to saying that HashMap get/put operations are O(1). However it depends on the hash implementation. The default object hash is actually the internal address in the JVM heap. Are we sure it is good enough to claim that the get/put are O(1) ?
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Using msbuild to execute a File System Publish Profile
I have a c# .Net 4.0 project created with VS2010 and now being accessed with VS2012.
7 Answers
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Separation of business logic and data access in django
...nd I see that 80% of the code is in the file models.py . This code is confusing and, after a certain time, I cease to understand what is really happening.
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py2exe - generate single executable file
I thought I heard that py2exe was able to do this, but I never figured it out. Has anyone successfully done this? Can I see your setup.py file, and what command line options you used?
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How to compute the similarity between two text documents?
I am looking at working on an NLP project, in any programming language (though Python will be my preference).
10 Answers
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Converting from a string to boolean in Python?
Does anyone know how to do convert from a string to a boolean in Python? I found this link . But it doesn't look like a proper way to do it. I.e. using built-in functionality, etc.
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UnicodeDecodeError: 'utf8' codec can't decode byte 0xa5 in position 0: invalid start byte
I am using Python-2.6 CGI scripts but found this error in server log while doing json.dumps() ,
15 Answers
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How to overwrite existing files in batch?
The following command copies and moves a file but I also need it to overwrite the file it's replacing.
8 Answers
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Pass column name in data.table using variable [duplicate]
In following example, I am creating a data table having column name ‘x’ and ‘v’
1 Answer
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