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Why are these constructs using pre and post-increment undefined behavior?
...he hyper-modernist philosophy had gotten. What irks me is the progression from "We don't need to officially recognize this behavior because the platforms where it's needed can support it anyway" to "We can remove this behavior without providing a usable replacement because it was never recognized a...
Java ByteBuffer to String
...ntrol over the decoding [encoding] process is required."
To get the bytes from a String in a particular encoding, you can use a sibling getBytes() method:
byte[] bytes = k.getBytes( StandardCharsets.UTF_8 );
To put bytes with a particular encoding into a String, you can use a different String co...
Check whether a variable is a string in Ruby
...ooking for instance_of?. is_a? and kind_of? will return true for instances from derived classes.
class X < String
end
foo = X.new
foo.is_a? String # true
foo.kind_of? String # true
foo.instance_of? String # false
foo.instance_of? X # true
...
Making an array of integers in iOS
...
NB: arrays are strongly typed in Swift; in that case, the compiler infers from the content that the array is an array of integers. You could use this explicit-type syntax, too:
var array: [Int] = [1, 2, 3, 4, 5, 6]
If you wanted an array of Doubles, you would use :
var array = [1.0, 2.0, 3.0,...
Initialize parent's protected members with initialization list (C++)
...e base class). This causes the something member to be default initialized.
From C++0x draft:
12.6.2 Initializing bases and members
2 Names in a mem-initializer-id are
looked up in the scope of the
constructor’s class and, if not found
in that scope, are looked up in the
scope containing the const...
typedef fixed length array
...
From R..'s answer:
However, this is probably a very bad idea, because the resulting type
is an array type, but users of it won't see that it's an array type.
If used as a function argument, it will be passed by refere...
Convert NSData to String?
... Because the people that are here are converting a data response from a server to a string.
– Necro
Nov 21 '13 at 4:58
1
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How to get an array of specific “key” in multidimensional array without looping
Let's assume I have the following multidimensional array (retrieved from MySQL or a service):
4 Answers
...
Mounting multiple volumes on a docker container?
...the mycode.c that is in the first volume, but give that same file an stdin from a different volume. How do I do it?
– momal
Mar 23 '15 at 16:00
1
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Why use deflate instead of gzip for text files served by Apache?
...
This answer date from 2012. So does modern browsers still suffer from the issue of the incorrect implementation of the deflate algorithms or is it safe to use it now ? Is this part of the answer still up to date ?
– iheb...