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When to use a View instead of a Table?
...underlying schema
Views can model complex joins easily.
Views can hide database-specific stuff from you. E.g. if you need to do some checks using Oracles SYS_CONTEXT function or many other things
You can easily manage your GRANTS directly on views, rather than the actual tables. It's easier to manag...
install / uninstall APKs programmatically (PackageManager vs Intents)
... that either user has pressed ok or cancel so that i can take the decision based on this
– Erum
Nov 25 '14 at 7:41
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What is the difference between t.belongs_to and t.references in rails?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to mock an import
...on is down. I had below error:
ImproperlyConfigured: Requested setting BASE_DIR, but settings are not
configured. You must either define the environment variable
DJANGO_SETTINGS_MODULE or call settings.configure() before accessing
settings.
Ran 1 test in 0.078s
FAILED (errors=...
How to create and write to a txt file using VBA
I have a file which is manually added or modified based on the inputs. Since most of the contents are repetitive in that file, only the hex values are changing, I want to make it a tool generated file.
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What is the Ruby (spaceship) operator?
..., it provides the most general purpose way to sort ascending or descending based on multiple columns/attributes.
For example, if I have an array of objects I can do things like this:
# `sort!` modifies array in place, avoids duplicating if it's large...
# Sort by zip code, ascending
my_objects.s...
The best way to remove duplicate values from NSMutableArray in Objective-C?
...jects.self"];
As AnthoPak also noted it is possible to remove duplicates based on a property. An example would be: @distinctUnionOfObjects.name
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Uninstall ReSharper 4.5
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Setting focus on an HTML input box on page load
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Can I change all my http:// links to just //?
... expected when you "open" a local file in your browser, because the page's base protocol will be file:///. Especially when you're using the protocol-less URL for an external resource like a CDN-hosted asset. Using a local web server like Apache or IIS to test against http://localhost addresses wor...