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John Carmack's Unusual Fast Inverse Square Root (Quake III)
...ing-point representation, 0x5f3759df" https://mrob.com/pub/math/numbers-18.html
On the same site it explains the whole thing. https://mrob.com/pub/math/numbers-16.html#le009_16
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Difference between Pragma and Cache-Control headers?
...st from the client. The http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.32 defines the scenario as follows:
HTTP/1.1 caches SHOULD treat "Pragma: no-cache" as if the client had
sent "Cache-Control: no-cache". No new Pragma directives will be
defined in HTTP.
Note: because th...
Nginx no-www to www and www to no-www
... listen 80;
server_name google.com;
index index.php index.html;
####
# now pull the site from one directory #
root /var/www/www.google.com/web;
# done #
location = /favicon.ico {
log_not_found off;
access_log off;
...
What is the recommended approach towards multi-tenant databases in MongoDB?
...e.org/web/20140812091703/http://support.mongohq.com/use-cases/multi-tenant.html
The guys stated to avoid 2nd options at any cost, which as I understand is not particularly specific to mongodb. My impression is that this is applicable for most of the NoSQL dbs I researched (CoachDB, Cassandra, Couch...
Why shouldn't I use PyPy over CPython if PyPy is 6.3 times faster?
...
According to pypy.org/download.html, PyPy needs 4 GB of RAM to compile (on a 64-bit system), not 8. And there's an option on that page to do it under 3 GB if needed.
– knite
Oct 29 '15 at 23:11
...
Can I mask an input text in a bat file?
...o (
set "pass=%%p"
)
echo your password is %pass%
exit /b
-->
<html>
<head><title>Password submitter</title></head>
<body>
<script language='javascript' >
window.resizeTo(300,150);
function entperPressed(e){
if (...
What does the CSS rule “clear: both” do?
...lid #000;
height: 300px;
}
.clear {
clear: both;
}
<!-- HTML -->
<header>
Header
</header>
<aside>
Aside (Floated Left)
</aside>
<section>
Content (Floated Left, Can Be Floated To Right As Well)
</section>
<!-- Cleari...
How do I give text or an image a transparent background using CSS?
...a http-equiv="X-UA-Compatible" content="IE=edge" >
<title>An XHTML 1.0 Strict standard template</title>
<meta http-equiv="content-type" content="text/html;charset=utf-8" />
<style type="text/css" media="all">
.transparent-background-with-text-and-imag...
How to get a reference to current module's attributes in Python
...ule
from which it is called).
http://docs.python.org/library/functions.html#globals
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Table with fixed header and fixed column on pure css
I need to create a html table (or something similar looking) with a fixed header and a fixed first column.
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