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Get type of all variables
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How to get the type of variable when hidden underneath a global object:
Everything you need is in the R manual on basic types: https://cran.r-project.org/doc/manuals/R-lang.html#Basic-types
Your object() needs to be penetrated with get(...) before you can see i...
Is there any “font smoothing” in Google Chrome?
...n the chrome board for this issue code.google.com/p/chromium/issues/detail?id=137692 it seems to be aimed as fix for v37, if I've undrestand correctly the last post in the thread.
– Gruber
May 12 '14 at 19:21
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How to read the output from git diff?
...from builtin-http-fetch.c to http-fetch.c and that those two files are 95% identical (which was used to detect this rename). The last line in extended diff header, which is index f3e63d7..e8f44ba 100644 tell us about mode of given file (100644 means that it is ordinary file and not e.g. symlink, an...
What are type lambdas in Scala and what are their benefits?
...uite a bit of the time when you are working with higher-kinded types.
Consider a simple example of defining a monad for the right projection of Either[A, B]. The monad typeclass looks like this:
trait Monad[M[_]] {
def point[A](a: A): M[A]
def bind[A, B](m: M[A])(f: A => M[B]): M[B]
}
Now...
What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8)
... slower than just deleting the attribute delete obj[attr]
Unsurprisingly, mid array Array.splice(index,0,data) is slow, very slow.
Surprisingly, Array.splice(index,1,data) has been optimized (no length change) and is 100x faster than just splice Array.splice(index,0,data)
unsurprisingly, the divLin...
How are strings passed in .NET?
...passed by reference. This is a subtle, but very important distinction. Consider the following code:
void DoSomething(string strLocal)
{
strLocal = "local";
}
void Main()
{
string strMain = "main";
DoSomething(strMain);
Console.WriteLine(strMain); // What gets printed?
}
There are th...
Difference between add(), replace(), and addToBackStack()
...ter popped off the stack.
2) fragmentTransaction.replace(int containerViewId, Fragment fragment, String tag)
Description - Replace an existing fragment that was added to a container. This is essentially the same as calling remove(Fragment) for all currently added fragments that were added with the...
SortedList, SortedDictionary and Dictionary
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I can see the proposed answers focus on performance. The article provided below does not provide anything new regarding performance, but it explains the underlying mechanisms. Also note it does not focus on the three Collection Types mentioned in the question, but addresses all the Types of th...
Why is a combiner needed for reduce method that converts type in java 8
... for the accumulator.
The two argument reduce is defined as :
T reduce(T identity,
BinaryOperator<T> accumulator)
In your case, T is String, so BinaryOperator<T> should accept two String arguments and return a String. But you pass to it an int and a String, which results in ...
When to make a type non-movable in C++11?
I was surprised this didn't show up in my search results, I thought someone would've asked this before, given the usefulness of move semantics in C++11:
...