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How Pony (ORM) does its tricks?
...
I don't tested it, but some Reddit commenter says it is compatible: tinyurl.com/ponyorm-pypy
– Alexander Kozlovsky
Feb 28 '14 at 10:06
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Why is SSE scalar sqrt(x) slower than rsqrt(x) * x?
...y sum of squared by rsqrt of it, which is exactly what you've done in your tests), and it performed better.
2. Computing rsqrt using simple lookup table might be easier, as for rsqrt, when x goes to infinity, 1/sqrt(x) goes to 0, so for small x's the function values doesn't change (a lot), whereas...
What is the memory consumption of an object in Java?
...o the memory. The following coding example demonstrate its usage.
package test;
import java.util.ArrayList;
import java.util.List;
public class PerformanceTest {
private static final long MEGABYTE = 1024L * 1024L;
public static long bytesToMegabytes(long bytes) {
return byt...
Moving Files into a Real Folder in Xcode
...se a thing, it's generally not safe to use it either - they aren't good at testing :)
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I just discovered why all ASP.Net websites are slow, and I am trying to work out what to do about it
...ssionStateModule class and implement abstract methods.
The code is not tested on production yet. Also need to improve error handling. Exceptions are not caught in current implementation.
Some lock-free session providers using Redis:
https://github.com/angieslist/AL-Redis (Suggested by gregma...
Inherit from a generic base class, apply a constraint, and implement an interface in C#
... @Visser It is allowed to have multiple where clauses, class Test<T1,T2> where T1 : Interface1 where T2 : Interface2
– bwing
Mar 6 '18 at 23:24
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What's the false operator in C# good for?
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AFAIK, it would be used in a test for false, such as when the && operator comes into play. Remember, && short-circuits, so in the expression
if ( mFalse && mTrue)
{
// ... something
}
mFalse.false() is called, and upon retu...
Why does modern Perl avoid UTF-8 by default?
...locale. Now what? It’s tough, I tell you. You can play with ucsort to test some of these things out.
Consider how to match the pattern CVCV (consonsant, vowel, consonant, vowel) in the string “niño”. Its NFD form — which you had darned well better have remembered to put it in — becom...
Unignore subdirectories of ignored directories in Git
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Did a little test. Yes, you have to use git add --force for every new item or folder in KEEP_ME. but after that, updates just get added (when doing a git add -u for example) as if the files are 'unignored'. The .keep_me does nothing, its ...
Add days to JavaScript Date
...0 * 60 * 1000);
return new Date(date.getTime() + dayms);
}
// TEST
function formatDate(date) {
return (date.getMonth() + 1) + '/' + date.getDate() + '/' + date.getFullYear();
}
$('tbody tr td:first-child').each(function () {
var $in = $(this);
var $out = $('<td/&g...