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`from … import` vs `import .` [duplicate]
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246
It depends on how you want to access the import when you refer to it.
from urllib import requ...
“new” keyword in Scala
... def apply() = new Foo
}
// Both of these are legal
val f = Foo()
val f2 = new Foo
If you've made a case class:
case class Foo()
Scala secretly creates a companion object for you, turning it into this:
class Foo { }
object Foo {
def apply() = new Foo
}
So you can do
f = Foo()
Last...
What's an object file in C?
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answered Oct 10 '11 at 20:36
cHaocHao
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git merge: apply changes to code that moved to a different file
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edited Sep 22 at 18:54
Michael
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an...
What is the difference between required and ng-required?
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421
+50
AngularJ...
git remote add with other SSH port
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You can just do this:
git remote add origin ssh://user@host:1234/srv/git/example
1234 is the ssh port being used
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What is a good regular expression to match a URL? [duplicate]
...e URL starts with HTTP/HTTPS:
https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)
If you do not require HTTP protocol:
[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)
To try this out see http://regexr....
What is the difference between Nexus and Maven?
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cnorthfield
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answered Apr 15 '14 at 12:07
blalasaadriblalasaadri
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Position an element relative to its container
... height: 100px;
}
#box {
position: absolute;
top: 50px;
left: 20px;
}
<div id="container">
<div id="box">absolute</div>
</div>
In that example, the top left corner of #box would be 100px down and 50px left of the top left corner of #container. If #co...
How to check if a variable is a dictionary in Python?
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Neuron
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answered Aug 10 '14 at 19:04
Padraic CunninghamPadraic Cunningha...