Skip to content

Instantly share code, notes, and snippets.

View vigneshshanmugam's full-sized avatar
🏠
remote

Vignesh Shanmugam vigneshshanmugam

🏠
remote
View GitHub Profile
@jboner
jboner / latency.txt
Last active May 8, 2025 06:10
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
@paulirish
paulirish / rAF.js
Last active April 17, 2025 15:06
requestAnimationFrame polyfill
// http://paulirish.com/2011/requestanimationframe-for-smart-animating/
// http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating
// requestAnimationFrame polyfill by Erik Möller. fixes from Paul Irish and Tino Zijdel
// MIT license
(function() {
var lastTime = 0;
var vendors = ['ms', 'moz', 'webkit', 'o'];
@defunkt
defunkt / gitio
Created September 11, 2011 08:11
Turn a github.com URL into a git.io URL.
#!/usr/bin/env ruby
# Usage: gitio URL [CODE]
#
# Turns a github.com URL
# into a git.io URL
#
# Copies the git.io URL to your clipboard.
url = ARGV[0]
code = ARGV[1]
@paulmillr
paulmillr / dart.md
Last active January 7, 2025 21:10
Leaked internal google dart email

---------- Forwarded message ----------

From: Mark S. Miller <[email protected]>
Date: Tue, Nov 16, 2010 at 3:44 PM
Subject: "Future of Javascript" doc from our internal "JavaScript Summit"
last week
To: [email protected]