abhijith

fn main() {
    println!("hello world!");
    let foo = format!("hello rustacean!");
    println!("{}", foo);

    let x = 5 + 10;
    println!("x is {}", x);

    #[allow(unused_variables)]
    let y: i32 = 42;

abhijith

# the following two lines give a two-line status, with the current window highlighted
hardstatus alwayslastline
hardstatus string '%{= kG}[%{G}%H%? %1`%?%{g}][%= %{= kw}%-w%{+b yk} %n*%t%?(%u)%? %{-}%+w %=%{g}][%{B}%m/%d %{W}%C%A%{g}]'

# huge scrollback buffer
defscrollback 5000

# no welcome message
startup_message off

abhijith

;; Without using partial

(defn sums-to-n? [n] 
  (fn [coll] 
    (= n (reduce + coll))))

(def f (sums-to-n? 10))
(f [1 2 3])   ; false
(f [1 2 3 4]) ; true

abhijith

-module(foo).
-export([drop/2]).

drop([], Elem) -> [];
drop([Elem|T], Elem) -> drop(T, Elem);
drop([H|T], Elem) -> [H | drop(T, Elem)].

abhijith

Ironfan.cluster 'test0' do
  cloud(:ec2) do

    availability_zones ['us-east-1d']
    ssh_user            "ubuntu"
    permanent           false 
    flavor              'm1.large' 
    backing             'ebs'
    image_name          'natty' 
    bootstrap_distro    'ubuntu12.04-ironfan'

abhijith

Ironfan.cluster 'test0' do
  cloud(:ec2) do
    permanent           false
    availability_zones ['us-east-1d']
    flavor              't1.micro'
    backing             'ebs'
    image_name          'natty'
    bootstrap_distro    'ubuntu10.04-ironfan'
    chef_client_script  'client.rb'
    mount_ephemerals

abhijith

Ironfan.cluster 'test0' do
  cloud(:ec2) do
    permanent           false
    availability_zones ['us-east-1d']
    flavor              't1.micro'
    backing             'ebs'
    image_name          'natty'
    bootstrap_distro    'ubuntu10.04-ironfan'
    chef_client_script  'client.rb'
    mount_ephemerals

abhijith

(* random code samples *)


Char.code 'a' (* => 97 *)
Char.uppercase 'a'
Char.chr 33 (* => ! *)


(* STRING CONCATENATION *)

abhijith

#!/usr/bin/hbase org.jruby.Main
#
# HBase status plugin
# ===
#
# This plugin checks if any of the regionservers are down
#
# Copyright 2012 Runa Inc
#
# Released under the same terms as Sensu (the MIT license); see LICENSE

abhijith

(def x (ref 0)
(def agents (for [i (range 0 1000)] (agent x)))
(map #(send %1 (fn [x] (dosync (alter x inc)))) agents)