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@codyaray
codyaray / StormParallelism.java
Created May 22, 2014 23:52
The Big-4 Rules of Storm Tuning
// Copyright 2014 BrightTag, Inc. All rights reserved.
package com.brighttag.storm.utils;
import static com.google.common.base.Preconditions.checkArgument;
/**
* Computes the parallelism for a particular topology and machine configuration.
*
* @author codyaray
* @since 4/21/2014
@afair
afair / tmux.cheat
Last active June 3, 2024 23:26
Tmux Quick Reference & Cheat sheet - 2 column format for less scrolling!
========================================== ==========================================
TMUX COMMAND WINDOW (TAB)
========================================== ==========================================
List tmux ls List ^b w
New new -s <session> Create ^b c
Attach att -t <session> Rename ^b , <name>
Rename rename-session -t <old> <new> Last ^b l (lower-L)
Kill kill-session -t <session> Close ^b &
@MohamedAlaa
MohamedAlaa / tmux-cheatsheet.markdown
Last active June 16, 2024 19:37
tmux shortcuts & cheatsheet

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname
@jboner
jboner / latency.txt
Last active June 17, 2024 02:27
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
@jlong
jlong / uri.js
Created April 20, 2012 13:29
URI Parsing with Javascript
var parser = document.createElement('a');
parser.href = "http://example.com:3000/pathname/?search=test#hash";
parser.protocol; // => "http:"
parser.hostname; // => "example.com"
parser.port; // => "3000"
parser.pathname; // => "/pathname/"
parser.search; // => "?search=test"
parser.hash; // => "#hash"
parser.host; // => "example.com:3000"
@david-torres
david-torres / ClickyApi.py
Created October 29, 2011 22:22
Simple Python interface for Clicky web analytics API
import requests
import json
class ClickyApi(object):
"""
A simple Python interface for the Clicky web analytics api.
Relies on the Requests library - python-requests.org
Usage:
@wheresalice
wheresalice / dotcloud_build.yml
Created April 4, 2011 14:34
Tech demo of Faye/NodeJS/Jade pubsub
www:
requirements:
- faye
- jade