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Is there a way to avoid null check before the for-each loop iteration starts? [duplicate]
...ld try and add to them. I think you should consider this too stackoverflow.com/questions/5552258/…
– Abs
Jun 4 '15 at 5:42
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Is delete this allowed?
...sums it up nicely
As long as you're careful, it's OK for an object to commit suicide (delete this).
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What does “Git push non-fast-forward updates were rejected” mean?
I'm using Git to manage my two computers and my development. I'm trying to commit changes to GitHub and I'm getting the error.
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“new” keyword in Scala
...or:
class Foo { }
val f = new Foo
Omit new if you are referring to the companion object's apply method:
class Foo { }
object Foo {
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 c...
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Git branch diverged after rebase
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When you rebase a branch, you have to rewrite the commits for any commit which is above the commits in the branch onto which you are rebasing. This is because one of the properties of a commit is its parent (or parents). When you rebase, you're changing the parent of the old...
Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?
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jquery select change event get selected option
...) is an alias of jQuery(), you can find the documentation here: api.jquery.com/jQuery The signature stated there is obviously jQuery( selector [, context ] ). @Bellash: if it's "almost the same", what is the difference? Or what is faster? I prefer .find() since this is more OO IMO...
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stackoverflow.com/a/13258908/1333493 "document.getElementsByClassName does not return an array. It returns a node list which is traversed like an XML file."
– Nemo
Sep 24 '15 at 10:20
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Access Enum value using EL with JSTL
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A simple comparison against string works:
<c:when test="${someModel.status == 'OLD'}">
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