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How to declare array of zeros in python (or an array of a certain size) [duplicate]
...ay('I', [0] * count) slow? I'd assume it will first create a full list and based on that full list then create the array, which sounds... terrible. I would guess that laziness would actually be quite beneficial in your last code snippet and make it run faster?
– devoured elysiu...
What is the right way to override a setter method in Ruby on Rails?
...is also suggesting to use super like this:
class Model < ActiveRecord::Base
def attribute_name=(value)
# custom actions
###
super(value)
end
end
===========================================================================
Original Answer
If you want to override the setter me...
How can I show dots (“…”) in a span with hidden overflow?
...
NOTE: This seems to only work based on height and not width, really quite a bad solution
– Anthony
Aug 22 at 19:59
...
How to initialize a JavaScript Date to a particular time zone
...e any differently, they typically implement the standard IANA timezone database and provide functions for using it in JavaScript. Modern libraries use the time zone data supplied by the Intl API, but older libraries typically have overhead, especially if you are running in a web browser, as the dat...
What is the difference between \r and \n?
...
"\r" => Return
"\n" => Newline or Linefeed
(semantics)
Unix based systems use just a "\n" to end a line of text.
Dos uses "\r\n" to end a line of text.
Some other machines used just a "\r". (Commodore, Apple II, Mac OS prior to OS X, etc..)
...
LLVM vs clang on OS X
...presentation suitable for LLVM.
llvm gcc was an initial version of a llvm based C++ compiler based on gcc 4.2, which is now deprecated since CLang can parse everything it could parse, and more.
Finally, the main difference between CLang and gcc does not lie in the produced code but in the approach...
How to implement the factory method pattern in C++ correctly
...t;
void registerType(QString name)
{
static_assert(std::is_base_of<T, TDerived>::value, "Factory::registerType doesn't accept this type because doesn't derive from base class");
_createFuncs[name] = &createFunc<TDerived>;
}
T* create(QString name) {
...
Remote Connections Mysql Ubuntu
...ave the same user created as above, when you logon locally you may inherit base localhost privileges and have access issues. If you want to restrict the access myuser has then you would need to read up on the GRANT statement syntax HERE If you get through all this and still have issues post some add...
Python glob multiple filetypes
... of extensions into a single glob pattern, you can do the following:
mask_base = r'music/*/*.'
exts = ['mp3', 'flac', 'wma']
chars = ''.join('[{}]'.format(''.join(set(c))) for c in zip(*exts))
mask = mask_base + chars + ('*' if len(set(len(e) for e in exts)) > 1 else '')
print(mask) # music/*/*...
Simple basic explanation of a Distributed Hash Table (DHT)
....
There are many other overlay structures such as this that use content-based routing to find the right node on which to store a key. Locating a key in a ring requires searching round the ring one node at a time (unless you keep a local look-up table, problematic in a DHT of thousands of nodes), ...