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What is the difference between a URI, a URL and a URN?
...ied resource is available and the mechanism for retrieving it. So in other words, there is no such thing as a "relative" URL?
– Arne
Apr 28 '14 at 7:51
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In Functional Programming, what is a functor?
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The word "functor" comes from category theory, which is a very general, very abstract branch of mathematics. It has been borrowed by designers of functional languages in at least two different ways.
In the ML family of languag...
Is there a way to cache GitHub credentials for pushing commits?
...ries to https:// on GitHub (due to firewall issues), and it asks for a password every time.
24 Answers
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What's the difference between :: (double colon) and -> (arrow) in PHP?
... hosting company was too busy to turn it on, it was not too obvious.
So, word of warning: apparently, some PHP installations will let you use a $instance::method(), while others don't.
If anybody can expand on why that is, please do.
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WSDL vs REST Pros and Cons
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To me we should be careful when we use the word web service. We should all the time specify if we are speaking of SOAP web service, REST web service or other kind of web services because we are speaking about different things here and people don't understand anymore i...
What's the difference between window.location= and window.location.replace()?
...s of stackoverflow i am not too hopefully.
If you start following these 2 words consistent and predictable. You will know the right answer to a ton of questions on stackoverflow.
Let me show you how this pays off.
Normally I place ; on every line of javascript i write. I know it's more expressive....
Arrays, heap and stack and value types
...of each of these types would require 16 bytes of memory (assuming a 32-bit word size). The field I in each case takes 4 bytes to store its value, the field S takes 4 bytes to store its reference, and the field L takes 8 bytes to store its value. So the memory for the value of both RefType and ValT...
REST API 404: Bad URI, or Missing Resource?
...en if they're not opaque to people, they are opaque to machines. In other words, the difference between http://mywebsite/api/user/13, http://mywebsite/restapi/user/13 is the same as the difference between http://mywebsite/api/user/13 and http://mywebsite/api/user/14 i.e. not the same is not the sam...
How fast is D compared to C++?
...sult: 59
scalar products: 1 sec, 859 ms, 942 μs, and 9 hnsecs
In other words, ~1860 ms. So far this is in the lead.
scalar3.d (foreaches):
allocation: 2 ms, 911 μs, and 3 hnsecs
random: 7 ms, 567 μs, and 8 hnsecs
result: 189
scalar products: 2 secs, 182 ms, and 366 μs
~2182 ms is slowe...
'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
...erator works.
x and y =>
if x is false, then x, else y
So in other words, since mylist1 is not False, the result of the expression is mylist2. (Only empty lists evaluate to False.)
Example 2:
The & operator is for a bitwise and, as you mention. Bitwise operations only work on numbers. ...