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Difference between Fact table and Dimension table?
...en reading a book for business objects, I came across the term- fact table and dimension table.
9 Answers
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How do you write a migration to rename an ActiveRecord model and its table in Rails?
I'm terrible at naming and realize that there are a better set of names for my models in my Rails app. Is there any way to use a migration to rename a model and its corresponding table?
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How do I retrieve an HTML element's actual width and height?
... the browser's display (viewport). To do so, I need to calculate the width and height of the <div> element.
14 Ans...
Python `if x is not None` or `if not x is None`?
...he if not x is None version to be more clear, but Google's style guide and PEP-8 both use if x is not None . Is there any minor performance difference (I'm assuming not), and is there any case where one really doesn't fit (making the other a clear winner for my convention)?*
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A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
I have read a lot of docs and code that in theory will validate an in-app and/or bundle receipt.
3 Answers
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Iterating through a JSON object
I am trying to iterate through a JSON object to import data, i.e. title and link. I can't seem to get to the content that is past the : .
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Style input element to fill remaining width of its container
... Agreed, you should share your actual solution with the rest of us, and mark that as the answer instead -- as is, this is kind of annoying.
– BrainSlugs83
Jun 15 '12 at 2:04
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Input type=password, don't let browser remember the password
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You can also deliver the page with HTTPS and via HTTP header or META tag prevent caching. That way, the password also won't be stored (at least in Internet Explorer).
– doekman
Apr 9 '10 at 8:55
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What's the difference between ES6 Map and WeakMap?
Looking this and this MDN pages it seems like the only difference between Maps and WeakMaps is a missing "size" property for WeakMaps. But is this true? What's the difference between them?
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How can I use break or continue within for loop in Twig template?
I try to use a simple loop, in my real code this loop is more complex, and I need to break this iteration like:
5 Answers...