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Scatterplot with too many points
...;- data.frame(x = rnorm(5000),y=rnorm(5000))
ggplot(df,aes(x=x,y=y)) + geom_point(alpha = 0.3)
Another convenient way to deal with this is (and probably more appropriate for the number of points you have) is hexagonal binning:
ggplot(df,aes(x=x,y=y)) + stat_binhex()
And there is also regula...
How to find corresponding log files folder for a web site?
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Ok, I've found this property - it's called "site id" and resides in "Advanced Properties" of the website.
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Can I change multiplier property for NSLayoutConstraint?
...them, since "Activating or deactivating the constraint calls addConstraint(_:) and removeConstraint(_:) on the view that is the closest common ancestor of the items managed by this constraint".
– qix
Jan 4 '17 at 5:26
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How to filter None's out of List[Option]?
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someList.filter(_.isDefined) if you want to keep the result type as List[Option[A]]
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What does (function($) {})(jQuery); mean?
I am just starting out with writing jQuery plugins. I wrote three small plugins but I have been simply copying the line into all my plugins without actually knowing what it means. Can someone tell me a little more about these? Perhaps an explanation will come in handy someday when writing a framewor...
What is a “context bound” in Scala?
... Iterable[T]) =
xs zip ys map { t => implicitly[Numeric[T]].times(t._1, t._2) }
or
def **[T : Numeric](xs: Iterable[T], ys: Iterable[T]) =
xs zip ys map { t => context[T]().times(t._1, t._2) }
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Running multiple commands with xargs
...gs -d $'\n' sh -c 'for arg do command1 "$arg"; command2 "$arg"; ...; done' _
...or, without a Useless Use Of cat:
<a.txt xargs -d $'\n' sh -c 'for arg do command1 "$arg"; command2 "$arg"; ...; done' _
To explain some of the finer points:
The use of "$arg" instead of % (and the absence of...
Case insensitive replace
...ld be useful if the to-replace value was passed into a function, so it's really more of a good example than anything else.
– Blair Conrad
Nov 9 '14 at 23:19
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How to convert a string to number in TypeScript?
..., or simply use the unary + operator:
var x = "32";
var y: number = +x;
All of the mentioned techniques will have correct typing and will correctly parse simple decimal integer strings like "123", but will behave differently for various other, possibly expected, cases (like "123.45") and corner c...
How to sort mongodb with pymongo
...rameters.
So if you want to sort by, let's say, id then you should .sort("_id", 1)
For multiple fields:
.sort([("field1", pymongo.ASCENDING), ("field2", pymongo.DESCENDING)])
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