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What's so bad about Template Haskell?
...about tend to be present in multiple similar but not identical forms (data vs. newtype, record-style vs. normal constructors, and so on). It's boring and repetitive to write and complicated enough to not be mechanical. The reform proposal addresses some of this (making quotes more widely applicable)...
What's the “Content-Length” field in HTTP header?
...'re using and look up the number of bits that encoding requires. For the 7 vs 8 bit response; Originally it was 7 bit indeed so you're right again. But today 8 bits are used in most (if not all) cases because of the way computer memory is organized. edit: Rereading my answer I see where you're going...
C/C++ maximum stack size of program
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Yes, the default limit for VS is indeed 1MB. More info and the way to set a different value can be found in Microsoft documentation: msdn.microsoft.com/en-us/library/tdkhxaks(v=vs.140).aspx
– FrankS101
Oct 5 '16 a...
How can I measure the similarity between two images? [closed]
...the algorithm to be.
For instance, here are some issues:
cropped images vs. an uncropped image
images with a text added vs. another without
mirrored images
The easiest and simplest algorithm I've seen for this is just to do the following steps to each image:
scale to something small, like 64x...
Remove characters from C# string
...K reps, 0.00218164 ms per] |
Test Harness (LinqPad)
(note: the Perf and Vs are timing extensions I wrote)
void test(string title, string sample, string target, string replacement) {
var targets = target.ToCharArray();
var tox = "[" + target + "]";
var x = new Regex(tox);
var xc ...
Gitignore not working
...gnore for me and I ran into this. After reading @Ozesh answer I opened in VS Code because it has a nice indicator at bottom right showing type of line endings. It was LF so I converted to CRLF as suggested but no dice.
Then I looked next to the line endings and noticed it was saved using UTF16. ...
Visual Studio, Find and replace, regex
...earch expression.
For versions Visual studio 2012 & up:
Starting with VS2012 .NET Framework regular expressions are used. So there it should be:
find include "([a-zA-Z]+\.h)",
replace with include <$1>.
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Retrieving the COM class factory for component with CLSID {XXXX} failed due to the following error:
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In VS - project properties - in the Build tab - platform target =X86
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Is multiplication and division using shift operators in C actually faster?
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I tested i / 32 vs i >> 5 and i / 4 vs i >> 2 on gcc for cortex-a9 (which has no hardware division) with optimisation -O3 and the resulting assembly was exactly the same. I didn't like using divisions first but it describes my in...
Cast Double to Integer in Java
... them in any way.
Each numeric class has a primitive alternative (Double vs double, Integer vs int, ...). Note that these primitives start with a lowercase character (e.g. int). That tells us that they aren't classes/objects. Which also means that they don't have methods. By contrast, the classes ...