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@lancejpollard
lancejpollard / hello-node.js
Created July 7, 2012 08:54 — forked from nf/hello-node.js
Hello world web server that scales across multiple processors
var cluster = require('cluster');
var http = require('http');
var numCPUs = require('os').cpus().length;
if (cluster.isMaster) {
// Fork workers.
for (var i = 0; i < numCPUs; i++) {
cluster.fork();
}
cluster.on('exit', function(worker, code, signal) {
@hellerbarde
hellerbarde / latency.markdown
Created May 31, 2012 13:16 — forked from jboner/latency.txt
Latency numbers every programmer should know

Latency numbers every programmer should know

L1 cache reference ......................... 0.5 ns
Branch mispredict ............................ 5 ns
L2 cache reference ........................... 7 ns
Mutex lock/unlock ........................... 25 ns
Main memory reference ...................... 100 ns             
Compress 1K bytes with Zippy ............. 3,000 ns  =   3 µs
Send 2K bytes over 1 Gbps network ....... 20,000 ns  =  20 µs
SSD random read ........................ 150,000 ns  = 150 µs

Read 1 MB sequentially from memory ..... 250,000 ns = 250 µs

anonymous
anonymous / gist:2387816
Created April 14, 2012 20:48
Example of using Meteor.methods() and Meteor.call()
if (Meteor.is_client) {
Template.hello.greeting = function () {
return "Welcome to XYZ.";
};
Template.hello.events = {
'click input' : function () {
// template data, if any, is available in 'this'
if (typeof console !== 'undefined')
console.log("You pressed the button");
@jimbojsb
jimbojsb / gist:1630790
Created January 18, 2012 03:52
Code highlighting for Keynote presentations

Step 0:

Get Homebrew installed on your mac if you don't already have it

Step 1:

Install highlight. "brew install highlight". (This brings down Lua and Boost as well)

Step 2:

@jasonm23
jasonm23 / screen.css
Created August 10, 2010 05:49
markdown friendly css
html { font-size: 62.5%; }
html, body { height: 100%; }
body {
font-family: Helvetica, Arial, sans-serif;
font-size: 150%;
line-height: 1.3;
color: #f6e6cc;
width: 700px;
margin: auto;