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Why all the Active Record hate? [closed]
...and more about OOP, and start to implement various design patterns, I keep coming back to cases where people are hating on Active Record .
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Reset/remove CSS styles for element only
I'm sure this must have been mentioned/asked before but have been searching for an age with no luck, my terminology must be wrong!
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When to Redis? When to MongoDB? [closed]
What I want is not a comparison between Redis and MongoDB. I know they are different; the performance and the API is totally different.
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Is floating point math broken?
Consider the following code:
31 Answers
31
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Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
I first noticed in 2009 that GCC (at least on my projects and on my machines) have the tendency to generate noticeably faster code if I optimize for size ( -Os ) instead of speed ( -O2 or -O3 ), and I have been wondering ever since why.
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How should a model be structured in MVC? [closed]
I am just getting a grasp on the MVC framework and I often wonder how much code should go in the model. I tend to have a data access class that has methods like this:
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Is there a unique Android device ID?
Do Android devices have a unique ID, and if so, what is a simple way to access it using Java?
52 Answers
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What is the advantage to using bloom filters?
I am reading up on bloom filters and they just seem silly. Anything you can accomplish with a bloom filter, you could accomplish in less space, more efficiently, using a single hash function rather than multiple, or that's what it seems. Why would you use a bloom filter and how is it useful?
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List comprehension vs map
Is there a reason to prefer using map() over list comprehension or vice versa? Is either of them generally more efficient or considered generally more pythonic than the other?
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