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“new” keyword in Scala
...fferent 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 and the actual
class's constructor.
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How to do a batch insert in MySQL
...e. What is the best way to do this in a query? Should I just make a loop and insert one record per iteration? Or is there a better way?
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How to remove a key from Hash and get the remaining hash in Ruby/Rails?
... your five-minutes-of-editing are up, you can always copy, delete, modify, and repost a comment.
– iconoclast
May 13 at 23:17
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How can I print the contents of a hash in Perl?
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@JonathanDay I was missing that detail and it was helpful! Thanks!
– Sos
Apr 3 '14 at 15:20
5
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What is javax.inject.Named annotation supposed to be used for?
I am trying to understand the javax.inject package and I am not clear what the javax.inject.Named annotation is supposed to be used for. The Javadoc does not explain the the idea behind it.
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Setting an environment variable before a command in Bash is not working for the second command in a
In a given shell, normally I'd set a variable or variables and then run a command. Recently I learned about the concept of prepending a variable definition to a command:
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How to document a string type in jsdoc with limited possible values
...t least declare the enum to JSDOC, for this, though. But the code is clean and you get auto-completion in WebStorm.
The multiple files problem though cannot be solved this way.
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When should one use a 'www' subdomain?
When browsing through the internet for the last few years, I'm seeing more and more pages getting rid of the 'www' subdomain.
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Does a `+` in a URL scheme/host/path represent a space?
... edited Dec 19 '16 at 16:08
Andrew Tobilko
42.5k1111 gold badges6666 silver badges119119 bronze badges
answered Jun 17 '09 at 9:43
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Left Align Cells in UICollectionView
...ct a new line by inspecting the Y position of the new element. Very simple and quick in performance.
Swift:
class LeftAlignedCollectionViewFlowLayout: UICollectionViewFlowLayout {
override func layoutAttributesForElements(in rect: CGRect) -> [UICollectionViewLayoutAttributes]? {
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