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What does the exclamation mark mean in a Haskell declaration?
...lly, it means that it must be evaluated to what's called "weak head normal form" when the data structure value is created. Let's look at an example, so that we can see just what this means:
data Foo = Foo Int Int !Int !(Maybe Int)
f = Foo (2+2) (3+3) (4+4) (Just (5+5))
The function f above, when...
How to add MVC5 to Visual Studio 2013?
...then it will show older version templates, ie MVC 4 Web Application or Web Forms. Confused me for a while as I mostly have to stick with older versions of the framework.
– Richard Moss
Jul 2 '14 at 7:16
...
Java Stanford NLP: Part of Speech labels?
...
RP Particle
SYM Symbol
TO to
UH Interjection
VB Verb, base form
VBD Verb, past tense
VBG Verb, gerund or present participle
VBN Verb, past participle
VBP Verb, non3rd person singular present
VBZ Verb, 3rd person singular present
WDT Whdeterminer
WP Whpronou...
How do you convert a byte array to a hexadecimal string, and vice versa?
...= new StringBuilder(ba.Length * 2);
foreach (byte b in ba)
hex.AppendFormat("{0:x2}", b);
return hex.ToString();
}
or:
public static string ByteArrayToString(byte[] ba)
{
return BitConverter.ToString(ba).Replace("-","");
}
There are even more variants of doing it, for example here.
T...
Simple Digit Recognition OCR in OpenCV-Python
...l the pixel values as my features. (I was not worried about accuracy or performance, I just wanted it to work, at least with the least accuracy)
I took below image for my training data:
( I know the amount of training data is less. But, since all letters are of same font and size, I decided to t...
What, why or when it is better to choose cshtml vs aspx?
... MVC engine. The .aspx extension simply loads the aspnet_isapi.dll that performs the compile and serves up web forms. The difference in the handler mapping is simply a method of allowing the two to co-exist on the same server allowing both MVC applications and WebForms applications to live under a c...
Replace transparency in PNG images with white background
...ppens at all or I get an error. I don't want to go to an intermediate JPG form because I don't want the artifacts. Of course it's easy to do this in Gimp or Photoshop or whatever, but I'd really rather script it from the command line because there are many of these things.
...
In what areas might the use of F# be more appropriate than C#? [closed]
...Code reduction Much of the data fed into the calculation engine was in the form of vectors and matrices. Higher order functions eat these for breakfast with minimal fuss, minimal code. Beautiful.
Lack of bugs Functional programming can feel strange. I can be working on an algorithm, trying hard to ...
Where do I find the current C or C++ standard documents?
...F electronic versions of the standard
C89 – Draft version in ANSI text format: (https://web.archive.org/web/20161223125339/http://flash-gordon.me.uk/ansi.c.txt)
C90 TC1; ISO/IEC 9899 TCOR1, single-page HTML document: (http://www.open-std.org/jtc1/sc22/wg14/www/docs/tc1.htm)
C90 TC2; ISO/IEC 9899...
How to get the url parameters using AngularJS
...
Also can get other arbitrary params in the query string form /view/1/2?other=12 with $routeParams.other
– DavidC
Aug 17 '14 at 21:04
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