upstart init daemon

Configuration  

/etc/init.conf

/etc/init/*.conf

User Job

$HOME/.init/

Upstart commands

UbuntuBootupHowto 

upstart cookbook

mount windows share from Ubuntu

Install

sudo apt-get install smbfs

Inspect

smbclient //test-https.blah.net/ipc$ -U id -Wdomain

mount

sudo mount -t cifs //remote_windows/share $ $HOME/windows -o user=uid,dom=office

connect to MS SQL server and Sybase from linux

• sudo apt-get install unixodbc unixodbc-dev freetds-dev sqsh tdsodbc
•  cat /etc/freetds/freetds.conf
•  [tds1]
  host = 10.21.1.1
  port = 1433
  tds version = 7.0
  

•  sqsh -S tds1 -U id -P password

browser shortcut with nginx and DNS

OS: Ubuntu

DNS

/etc/hosts
127.0.0.1 foo

Nginx 

in sites-enabled/default

if ( $host = wiki ) {  
   rewrite ^ https://wiki.example.com;
}

Enable SQL server 2012 for TCP

Enable SQL server 2012 for TCP port 1433

nmcli without Network Manager GUI

nmcli 

nmcli con down id VPN_CONN_NAME
nmcli con up id VPN_CONN_NAME
nmcli con

automation with nmcli

network-manager restart

sudo service network-manager restart


To automatically connect VPN.

put "nmcli con up id VPN_CONN_NAME" in .profile (upon login)

gevent

installation

• sudo apt-get install libevent-dev
• pip install gevent

erlang for gaming

http://smyck.net/2012/04/22/why-erlang/

concurrency model with Actor

Actor model everything is a Actor, natively concurrent.

Support in programming language 

Erlang: language level. Erlang is the best platform for concurrency and distributed application so far.

Python: library level.

• eventlet 
• why gevent
• Gevent: good, bad and ugly
• gevent tutorial

Java: library level. Akka