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-module(count_words). | |
-export([count_words/2]). | |
count_words([32 | Tail], NumWords) -> count_words(Tail, NumWords); | |
count_words([Letter | Tail], NumWords) -> 1 + count_words2(Tail, NumWords); | |
count_words([], NumWords) -> NumWords. | |
count_words2([32 | Tail], NumWords) -> count_words(Tail, NumWords); | |
count_words2([Letter | Tail], NumWords) -> count_words2(Tail, NumWords); | |
count_words2([], NumWords) -> NumWords. |
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-module(max). | |
-export([max/1, max0/2]). | |
max([]) -> []; | |
max([Head | Tail]) -> max0(Tail, Head). | |
max0([], CurrentMax) -> CurrentMax; | |
max0([Head | Tail], CurrentMax) -> | |
if | |
CurrentMax >= Head -> max0(Tail, CurrentMax); |
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6> c(max). | |
{ok,max} | |
8> max:max([]). | |
[] | |
10> max:max([10]). | |
10 | |
11> max:max([2, 3, 10]). | |
10 | |
13> max:max([2, 3, 10, 1]). | |
10 |
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-module(bin2dec). | |
-export([bin2dec/1, bin2dec_/2]). | |
bin2dec("") -> | |
0; | |
bin2dec(List) -> bin2dec_(List, 0). | |
bin2dec_([], Sum) -> | |
Sum; | |
bin2dec_([48 | Tail], Sum) -> %48 is ascii code for 0 |
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#!/bin/bash | |
# Syntax: create_rabbit_vhost.sh <vhost> <user> <pass> | |
if [ $# != 3 ]; then | |
echo "Fail! Syntax: $0 <vhost> <user> <pass>" | |
exit 1 | |
fi | |
rabbitmqctl add_vhost $1 |
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0 | |
01 | |
02 | |
03 | |
1 | |
10 | |
11 | |
12 | |
13 | |
14 |
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#!/bin/bash | |
# Determine if cron is running | |
# Comes from https://gist.github.com/3061023 | |
UNKNOWN_STATE=3 | |
CRITICAL_STATE=2 | |
WARNING_STATE=1 | |
OK_STATE=0 |
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# Invocation example: | |
# | |
# $ curl -s "http://169.254.169.254/latest/user-data/" > /tmp/test.yaml | |
# $ cat /tmp/test.yaml | |
# instance: | |
# flavor: application-server | |
# $ abc=$(cat /tmp/test.yaml | python ec2-user-data-parser.py instance flavor) | |
# $ echo $abc | |
# application-server | |
# $ |
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file { '/etc/timezone': | |
ensure => present, | |
content => "Europe/Berlin\n", | |
} | |
exec { 'reconfigure-tzdata': | |
user => root, | |
group => root, | |
command => '/usr/sbin/dpkg-reconfigure --frontend noninteractive tzdata', | |
} |
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