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server | |
{ | |
listen 80; | |
server_name website.loc www.website.loc; | |
access_log /var/log/nginx/website.access_log; | |
error_log /var/log/nginx/website.error_log; | |
root /var/www/website.loc/web/; | |
index index.php; |
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Latency Comparison Numbers (~2012) | |
---------------------------------- | |
L1 cache reference 0.5 ns | |
Branch mispredict 5 ns | |
L2 cache reference 7 ns 14x L1 cache | |
Mutex lock/unlock 25 ns | |
Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
Compress 1K bytes with Zippy 3,000 ns 3 us | |
Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
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<?php | |
class TailRecursion | |
{ | |
public $func; | |
public $acc; | |
public $recursing; | |
public function tail() | |
{ | |
return call_user_func_array($this->func, func_get_args()); |
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<?php | |
// thanks to metaultralurker on reddit for inspiration | |
function map(callable $fn, \Traversable $data) { | |
foreach ($data as $v) { | |
yield $fn($v); | |
} | |
} |
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# AArch64 mov simplifier IDA plugin | |
# | |
# Copyright (c) 2015 xerub | |
# | |
# This program is free software; you can redistribute it and/or modify | |
# it under the terms of the GNU General Public License as published by | |
# the Free Software Foundation; either version 2 of the License, or | |
# (at your option) any later version. | |
# | |
# This program is distributed in the hope that it will be useful, |