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How do I declare an array of weak references in Swift?
...t {
if var object = object { return UnsafeMutablePointer<T>(&object).hashValue }
return 0
}
static func == (lhs: WeakObject<T>, rhs: WeakObject<T>) -> Bool {
return lhs.object === rhs.object
}
}
class WeakObjectSet<T: AnyObject> {
...
Why aren't python nested functions called closures?
...s in Python, and they match the definition of a closure. So why are they called nested functions instead of closures ?
...
How to wait for all goroutines to finish without using time.Sleep?
...onously applies processing to each result in the callback method (in the example below, just the name of the file is printed out).
...
How to loop through a directory recursively to delete files with certain extensions
...cursiverm() {
for d in *; do
if [ -d "$d" ]; then
(cd -- "$d" && recursiverm)
fi
rm -f *.pdf
rm -f *.doc
done
}
(cd /tmp; recursiverm)
That said, find is probably a better choice as has already been suggested.
...
Synchronizing a local Git repository with a remote one
...he remote and branch that you want to synchronize with.
git fetch origin && git reset --hard origin/master && git clean -f -d
Or step-by-step:
git fetch origin
git reset --hard origin/master
git clean -f -d
Your local branch is now an exact copy (commits and all) of the remote ...
Utilizing the GPU with c# [closed]
... WinForms and XNA into hybrid applications:
http://www.ziggyware.com/news.php?readmore=866
You'll have to put some effort into learning shader programming (XNA supports HLSL), but this may be a simpler approach than learning a vendor-specific solution such as nVidia's CUDA. The advantage is that y...
How to close this ssh tunnel? [closed]
...cessing a remote database from locally installed environments like R for example. Works well with public / private key authentication. Not with passwords because I did not find a way to pass the passwords.
– Matt Bannert
Sep 28 '13 at 9:34
...
MIN and MAX in C
Where are MIN and MAX defined in C, if at all?
14 Answers
14
...
Why do people say that Ruby is slow? [closed]
...me:
Ruby 1.9 vs. Python3 within the same order of magnitude
Ruby 1.9 vs. PHP within the same order of magnitude
Ruby 1.9 vs. Java 6 server up to two orders of magnitude slower!
Ruby 1.9 vs. C (gcc) up to two orders of magnitude slower!
...
Why is Ruby considered slow?
Depends on whom you as...
How to parse XML to R data frame
...e:
require(XML)
data <- xmlParse("http://forecast.weather.gov/MapClick.php?lat=29.803&lon=-82.411&FcstType=digitalDWML")
xml_data <- xmlToList(data)
In the case of your example data, getting location and start time is fairly straightforward:
location <- as.list(xml_data[["data"...