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# Open and Join Hangout automatically on Mac OS X + Google Chrome :)
# It's good to join standup every day automatically with Automator.

open "https://plus.google.com/hangouts/_/domain.com/user?authuser=<email_to_join_with>"

osascript -e "
tell application \"Google Chrome\"
    execute front window's active tab javascript \"!function(){function e(e){var t=document.createElement('script');t.setAttribute('src','https://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js'),t.addEventListener('load',function(){var t=document.createElement('script');t.textContent='('+e.toString()+')();',document.body.appendChild(t)},!1),document.body.appendChild(t)}function t(){function e(e,t){evt=document.createEvent('MouseEvents'),evt.initMouseEvent(t,!0,!0,document.defaultView,0,0,0,0,0,!1,!1,!1,!1,0,e),e.dispatchEvent(evt)}function n(t){e(t,'mouseover'),e(t,'mousedown'),e(t,'mouseup'),e(t,'mouseout')}var o=30;\$('div[role=button]').each(function(e,t){0>=o||\$(t).html().indexOf('Join')>=0&&(n(t),o=0)}),o-- >0&&setTimeout

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sudo apt-get install software-properties-common
sudo add-apt-repository ppa:openjdk-r/ppa -y
sudo apt-get update
sudo apt-get install openjdk-8-jdk -y
sudo update-alternatives --config java
sudo update-alternatives --config javac

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# git credit
git commit --amend --author "Author <email>" -C HEAD


# git rebase for branch
git rebase -i {base-branch}

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Contract Killer

The popular open-source contract for web professionals by Stuff & Nonsense

• Originally published: 23rd December 2008
• Revised date: March 15th 2016
• Original post

---

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Description

This simple script will take a picture of a whiteboard and use parts of the ImageMagick library with sane defaults to clean it up tremendously.

The script is here:

#!/bin/bash
convert "$1" -morphology Convolve DoG:15,100,0 -negate -normalize -blur 0x1 -channel RBG -level 60%,91%,0.1 "$2"

Results

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Business Models

Advertising

Models	Examples
Display ads	Yahoo!
Search ads	Google

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Latency Comparison Numbers
--------------------------
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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Backend Architectures

Twitter

ror, scala, jetty, erlang, thrift, mongrel, comet server, my-sql, memchached, varnish, kestrel(mq), starling, gizzard, cassandra, hadoop, vertica, munin, nagios, awstats

• Introduce Gizzard of Twitter - 트위터의 새로운 분산 관리 라이브러리 Gizzard를 소개합니다.
• The Architecture Twitter Uses to Deal with 150M Active Users, 300K QPS, a 22 MB/S Firehose, and Send Tweets in Under 5 Seconds
• Scaling Twitter: Making Twitter 10000 Percent Faster

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OS X Preferences

---

most of these require logout/restart to take effect

# Enable character repeat on keydown
defaults write -g ApplePressAndHoldEnabled -bool false

# Set a shorter Delay until key repeat

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#!/usr/bin/env bash
#              bash 4.1.5(1)     Linux Ubuntu 10.04               Date : 2013-07-11
#
# _______________|  netspeed : check download speed via command line.
#
#           Usage:  netspeed [tokyo, london, usw, use, east, west, URL]
#                                            ^default U.S. west coast.
#                            [ -speed_KB/sec ]
#                              ^negation activates the Mbps converter.
#