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Is a Python dictionary an example of a hash table?
One of the basic data structures in Python is the dictionary, which allows one to record "keys" for looking up "values" of any type. Is this implemented internally as a hash table? If not, what is it?
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Override ActiveRecord attribute methods
An example of what I'm talking about:
4 Answers
4
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How to read the mode field of git-ls-tree's output
... 3 oct digits are file mode, but what are the first 3 digits for?
I can't find it out in git user's manual.
2 Answers
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LINQ Ring: Any() vs Contains() for Huge Collections
...ection of objects, is there a performance difference between the the following?
4 Answers
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format date with moment.js
I have a string in this format:
5 Answers
5
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Implementing Fast and Efficient Core Data Import on iOS 5
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You should probably save the master MOC in strides as well. No sense having that MOC wait until the end to save. It has its own thread, and it will help keep memory down as well.
You wrote:
Then at the end of the import process, I save on the master/parent
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Rails has_many with alias name
In my User model I could have:
5 Answers
5
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HTTP 401 - what's an appropriate WWW-Authenticate header value?
The application I'm working on at the moment has a session timeout value. If the user hasn't interacted for longer than this value, the next page they try to load, they will be prompted to log in.
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Android customized button; changing text color
... <item android:color="#ffffff" />
</selector>
Place the xml in a file at res/drawable folder i.e. res/drawable/button_text_color.xml. Then just set the drawable as text color:
android:textColor="@drawable/button_text_color"
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How to handle multiple cookies with the same name?
Say for example I had an application sending the following HTTP headers to set to cookie named "a":
6 Answers
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