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@norcross
norcross / url-spamcheck.php
Created April 26, 2013 17:41
checks the URL posted by a commenter
<?php
function rkv_url_spamcheck( $approved , $commentdata ) {
$author_url = $commentdata['comment_author_url'];
$author_url_length = strlen($author_url);
if ($author_url_length > 50 )
$approved = 'spam';
@jboner
jboner / latency.txt
Last active May 10, 2025 11:02
Latency Numbers Every Programmer Should Know
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
@viktorklang
viktorklang / minscalaactors.scala
Last active March 25, 2024 19:01
Minimalist Scala Actors
/*
Copyright 2012-2021 Viktor Klang
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
@kevinSuttle
kevinSuttle / meta-tags.md
Last active May 1, 2025 21:56 — forked from lancejpollard/meta-tags.md
List of Usable HTML Meta and Link Tags