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What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
...nstance for Bool which does do bit packing, instead using a representation based on Word8. Howver, it is easy to write a bit-packing implementation for vectors -- here is one, from the (obsolete) uvector library. Under the hood, Repa uses Vectors, so I think it inherits that libraries representation...
What is a clean, pythonic way to have multiple constructors in Python?
...w__.
This could be used if the type of initialization cannot be selected based on the type of the constructor argument, and the constructors do not share code.
Example:
class MyClass(set):
def __init__(self, filename):
self._value = load_from_file(filename)
@classmethod
de...
Size of font in CSS with slash
...
To quote the official documentation:
The syntax of this property is based on a traditional typographical shorthand notation to set multiple properties related to fonts.
As David M said in the comments, it mirrors the typesetting tradition of specifying typeface sizes as “x pt on y pt...
Are nullable types reference types?
... that can be assigned the value of null. You cannot create a nullable type based on a reference type. (Reference types already support the null value.)
So, no they're not reference types.
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How to calculate a Mod b in Casio fx-991ES calculator
...us, mod is -17 which is +9 in mod 26. Alternatively you can add the modulo base to the computation for negative numbers: -121 / 26 + 26 = 21 9/26 (mod is 9).
EDIT2: As @simpatico pointed out, this method will not work for numbers that are out of calculator's precision. If you want to compute say 20...
C# generic “where constraint” with “any generic type” definition?
...her> where TCar : IGenericCar<TOther> { ... }
Option2: Define a base interface for IGenericCar<T> which is not generic and constrain against that interface
interface IGenericCar { ... }
interface IGenericCar<T> : IGenericCar { ... }
interface IGarrage<TCar> where TCar :...
How to set breakpoints in inline Javascript in Google Chrome?
... on that but it works in Firefox. I am looking for breakpoint solution not based on debugger keyword which is inconvenient to put in lot of places in code and then having to delete.
– ace
Mar 1 '11 at 15:53
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Boolean method naming readability
...ificing clarity whilst chasing readability.
Although if (user.ExistsInDatabase(db)) reads nicer than if (user.CheckExistsInDatabase(db)), consider the case of a class with a builder pattern, (or any class which you can set state on):
user.WithName("Mike").ExistsInDatabase(db).ExistsInDatabase(db2...
Visual Studio - Resx File default 'internal' to 'public'
... is not possible. You will get an error CS0060 Inconsistent accessibility: base class 'Strings' is less accessible than class 'PublicStrings'
– David Gardiner
May 25 '15 at 1:42
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How do I turn on SQL debug logging for ActiveRecord in RSpec tests?
...somewhere. If you're using rspec, maybe in the spec helper?
ActiveRecord::Base.logger = Logger.new(STDOUT)
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