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Rails 3 datatypes?
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270
Here are all the Rails3 (ActiveRecord migration) datatypes:
:binary
:boolean
:date
:datetime
:d...
ASP.NET MVC Controller Naming Pluralization
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Leniel Maccaferri
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answered Sep 17 '12 at 15:45
CybermaxsCyberma...
What's the difference of “./configure” option “--build”, “--host” and “--target”?
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110
As noted in this blog post and alluded to in the GCC Configure Terms, --target only applies when...
Rails where condition using NOT NIL
...Rails 3:
Foo.includes(:bar).where("bars.id IS NOT NULL")
ActiveRecord 4.0 and above adds where.not so you can do this:
Foo.includes(:bar).where.not('bars.id' => nil)
Foo.includes(:bar).where.not(bars: { id: nil })
When working with scopes between tables, I prefer to leverage merge so that I...
Setting href attribute at runtime
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answered Dec 3 '10 at 12:20
user529141user529141
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Store query result in a variable using in PL/pgSQL
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201
I think you're looking for SELECT INTO:
select test_table.name into name from test_table where...
Change size of axes title and labels in ggplot2
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Didzis ElfertsDidzis Elferts
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How do I do a 'git status' so it doesn't display untracked files without using .gitignore?
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505
Use this:
git status -uno
which is equivalent to:
git status --untracked-files=no
It's a ...
How do I convert a String to an InputStream in Java?
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20
StandardCharsets requires minimum API level 19.
– Nantoka
Jan 30 '14 at 15:05
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NSString: isEqual vs. isEqualToString
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isEqual: compares a string to an object, and will return NO if the object is not a string. isEq...