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Are HLists nothing more than a convoluted way of writing tuples?
...tions for HLists is abstracting over arity. Arity is typically statically known at any given use site of an abstraction, but varies from site to site. Take this, from shapeless's examples,
def flatten[T <: Product, L <: HList](t : T)
(implicit hl : HListerAux[T, L], flatten : Flatten[L]) : ...
What is the most effective way for float and double comparison?
...the order of operations can produce different results, it is important to know how "equal" you want the numbers to be.
Comparing floating point numbers by Bruce Dawson is a good place to start when looking at floating point comparison.
The following definitions are from The art of computer progr...
Is it possible to center text in select box?
...60328192510/http://filamentgroup.com/lab/… Here is the improved version now that filamentgroup's is no longer maintained. github.com/fnagel/jquery-ui
– cdignam
Aug 16 '17 at 15:43
...
What is the correct answer for cout
...nation. With the calls you expained it would be undefined behaviour. But now, I have one more question (may be siller one, and I missing something basic and thinking loud) How did you deduce that the global version of std::operator<<() would be called instead of ostream::operator<<() ...
Prevent flicker on webkit-transition of webkit-transform [duplicate]
...
Note, when using translate3d(0,0,0) anywhere Chrome now breaks any background-position: cover that you may or may not have.
– justnorris
Jul 31 '13 at 10:49
...
Is it .yaml or .yml?
...ioned factors may have been the main ones; nevertheless, all the factors (known or unknown) have resulted in the abbreviated, three (3) character extension becoming the one in predominant use for YAML—despite the inventors' preference.
".YML" seems to be the de facto standard. Yet the same invent...
mongodb group values by multiple fields
...Count" }
}},
{ "$sort": { "count": -1 } },
{ "$limit": 2 }
])
Now that will give you a result like this:
{
"result" : [
{
"_id" : "address1",
"books" : [
{
"book" : "b...
Flags to enable thorough and verbose g++ warnings
...re present:
I include -Wno-unused because I often have variables that I know I
will use later, but do not yet have the functionality written for.
Removing warnings about that allows me to write in my preferred style
of occasionally deferring the implementation of things. It is useful
to turn that ...
Create a Date with a set timezone without using a string representation
... I am amazed about his answer clarity and helpfulness. Did not know that working with Javascript dates was such a nightmare until today :S
– will824
Feb 12 '14 at 17:00
...
Useless use of cat?
...single greps you learn the placement of the file argument and it is ready knowledge that the first is the pattern and the later ones are file names.
It was a conscious choice to use cat when I answered the question, partly because of a reason of "good taste" (in the words of Linus Torvalds) but chi...