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Rails hidden field undefined method 'merge' error
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417
You should do:
<%= f.hidden_field :service, :value => "test" %>
hidden_field expects...
How to write one new line in Bitbucket markdown?
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It's possible, as addressed in Issue #7396:
When you do want to insert a <br /> break tag using Markdown, you end a line with two or more spaces, then type return or Enter.
sha...
How to cancel a pull request on github?
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edited Aug 31 at 7:00
Kai Noack
9,99977 gold badges8787 silver badges152152 bronze badges
answe...
“new” keyword in Scala
...a proxy for the constructor:
class Foo { }
object Foo {
def apply() = 7
}
// These do different things
> println(new Foo)
test@5c79cc94
> println(Foo())
7
And, since you mentioned Java classes: yes -- Java classes rarely have
companion objects with an apply method, so you must use new ...
Why `null >= 0 && null
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Michael Liquori
37944 silver badges1313 bronze badges
answered May 26 '10 at 6:39
Christian C. SalvadóChristian C. Sa...
Xcode variables
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answered May 21 '09 at 17:17
smorgansmorgan
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How can I get pg_dump to authenticate properly
... peer
host all all 127.0.0.1/32 md5
This tells Postgres to use peer authentication for local users which requires the postgres username to match your current system username. The second line refers to connections using a hostname and...
Meaning of …interface{} (dot dot dot interface)
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ANisusANisus
55.1k2727 gold badges131131 silver badges143143 bronze badges
add a...
Why do we have map, fmap and liftM?
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Micha Wiedenmann
16.5k1717 gold badges7676 silver badges116116 bronze badges
answered Sep 18 '11 at 18:40
li.davidmli.davidm...
Sublime Text 2 - Link with Editor / Show file in sidebar
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Felix
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answered Feb 11 '12 at 19:31
BoundinCodeBoundinC...