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#!/bin/sh | |
# usage: $0 < hosts.txt | |
# line = ip name | |
while read line | |
do | |
ip=$(echo $line | cut -f 1 -d ' ') | |
hostname=$(echo $line | cut -f 2 -d ' ') | |
echo "host: $hostname ($ip)" |
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# http://stefankst.net/2007/06/05/capture-standard-output-in-ruby/ | |
def capture_stdout | |
old_stdout = $stdout | |
out = StringIO.new | |
$stdout = out | |
begin | |
yield | |
ensure | |
$stdout = old_stdout | |
end |
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require 'rubygems' | |
require 'ftools' | |
require 'rbench' | |
TMP_DIR = "/tmp" | |
FACTORS = { | |
2 => 10 .. 20, # - 1048576 bytes | |
3 => 8 .. 13, # - 1594323 bytes | |
5 => 5 .. 9, # - 1953125 bytes |
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# http://gist.github.com/49013 | |
# | |
# assert_errors_on record, :email | |
# assert_errors_on record, :email => 2 | |
# assert_errors_on record, :email => "is blank" | |
# assert_errors_on record, :email => ["is blank", "is invalid"] | |
# assert_errors_on record, :email, :plz => 2 | |
# assert_errors_on record, [:username, :email] => "is blank" | |
def assert_errors_on(object, *attributes_or_hash) | |
assert !object.valid?, "#{object.inspect} should be invalid." |
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# /usr/share/dict/ogerman | |
PI - AN 157 # pianist | |
PI - AN 0 # piano | |
PI - AN 0 # piano | |
PI - CA 550 # picasso | |
PI - CK 7 # pickt | |
PI - LL 3 # pille | |
PI - LO 7 # pilot | |
PI - L 5 # pils | |
PI - L 2 # pilz |
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Class.instance_methods(:include_super.false) | |
# => ["to_yaml", "allocate", "superclass", "new"] | |
Class.instance_methods(:include_super.true) | |
# => => ["inspect", "pretty_print_instance_variables", "private_class_method", "const_missing", ... |
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def with_rails_env(new_value) | |
old = Object.send(:remove_const, 'RAILS_ENV') | |
Object.const_set('RAILS_ENV', new_value) | |
yield | |
ensure | |
Object.send(:remove_const, 'RAILS_ENV') | |
Object.const_set('RAILS_ENV', old) | |
end |
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memcache-client-1.7$ ruby test/test_benchmark.rb | |
Loaded suite test/test_benchmark | |
Started | |
Testing 1.7.1 | |
user system total real | |
set:plain:memcache-client 3.350000 0.310000 3.660000 ( 3.749737) | |
set:ruby:memcache-client 3.500000 0.280000 3.780000 ( 3.881471) | |
get:plain:memcache-client 5.120000 0.430000 5.550000 ( 5.811311) | |
get:ruby:memcache-client 5.200000 0.330000 5.530000 ( 5.721424) | |
multiget:ruby:memcache-client 2.510000 0.130000 2.640000 ( 2.732127) |
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#!/usr/bin/env ruby | |
ALPHA_TO_MORSE = DATA.readlines.map do |line| | |
alpha, *morse = line.split(' ') | |
end.inject({}) do |hash, (key, *values)| | |
hash[key] = values.join | |
hash | |
end | |
ALPHA_TO_MORSE[" "] = "/" |
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