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/////////////////////////////////////////////////////////// | |
// Plain SASS Trigonometry Algorithm in Taylor Expansion // | |
// // | |
// Based on // | |
// http://japborst.net/posts/sass-sines-and-cosines // | |
/////////////////////////////////////////////////////////// | |
$pi: 3.14159265359; | |
$_precision: 10; |
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# | |
# A CORS (Cross-Origin Resouce Sharing) config for nginx | |
# | |
# == Purpose | |
# | |
# This nginx configuration enables CORS requests in the following way: | |
# - enables CORS just for origins on a whitelist specified by a regular expression | |
# - CORS preflight request (OPTIONS) are responded immediately | |
# - Access-Control-Allow-Credentials=true for GET and POST requests |
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#!/bin/bash | |
#ONE LINE | |
#sudo wget -Nnv 'https://gist.githubusercontent.com/kydouglas/1f68d69e856fd6d7dc223f8e1f5ae3b3/raw/f8c3b22b9d9c41093150b96c815776956b523d9d/elk.sh' && bash elk.sh && rm -f elk.sh | |
# Checking whether user has enough permission to run this script | |
sudo -n true | |
if [ $? -ne 0 ] | |
then | |
echo "This script requires user to have passwordless sudo access" |
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# Note: You MUST have curl 7.47+ with http/2 support compiled in | |
curl -v \ | |
-d '{"aps":{"alert":"<message>","badge":42}}' \ | |
-H "apns-topic: <bundle id>" \ | |
-H "apns-priority: 10" \ | |
--http2 \ | |
--cert <certificate file> \ | |
https://api.development.push.apple.com/3/device/<device token> |
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// Includes functions for exporting active sheet or all sheets as JSON object (also Python object syntax compatible). | |
// Tweak the makePrettyJSON_ function to customize what kind of JSON to export. | |
var FORMAT_ONELINE = 'One-line'; | |
var FORMAT_MULTILINE = 'Multi-line'; | |
var FORMAT_PRETTY = 'Pretty'; | |
var LANGUAGE_JS = 'JavaScript'; | |
var LANGUAGE_PYTHON = 'Python'; |
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# to generate your dhparam.pem file, run in the terminal | |
openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048 |
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ZIP,LAT,LNG | |
00601,18.180555, -66.749961 | |
00602,18.361945, -67.175597 | |
00603,18.455183, -67.119887 | |
00606,18.158327, -66.932928 | |
00610,18.295366, -67.125135 | |
00612,18.402253, -66.711397 | |
00616,18.420412, -66.671979 | |
00617,18.447538, -66.557681 | |
00622,17.991245, -67.153993 |
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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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