TODO: intro
- DigitalOcean
- 512 MB RAM
SELECT * FROM posts WHERE body ILIKE '%zweitag%' |
{ | |
"hello": "world" | |
} |
# Inspired by these blog posts: | |
# http://dev.mikamai.com/post/100075543414/elixir-as-a-parsing-tool-writing-a-brainfuck | |
# http://dev.mikamai.com/post/102283561929/elixir-as-a-parsing-tool-writing-a-brainfuck | |
defmodule Brainfuck do | |
@op_decv "-" | |
@op_incv "+" | |
@op_decp "<" | |
@op_incp ">" | |
@op_putc "." |
defmodule MyEnum do | |
defmacro filter_matching(collection, pattern) do | |
quote do | |
Enum.filter unquote(collection), fn | |
unquote(pattern) -> true | |
_ -> false | |
end | |
end | |
end | |
end |
require 'open3' | |
command = 'sh' | |
Open3.popen2e(command) do |stdin, stdout_and_stderr, wait_thread| | |
Thread.new do | |
stdout_and_stderr.each {|l| puts l } | |
end | |
stdin.puts 'ls' |
class Array | |
def to_proc | |
->(obj) { obj.public_send *self } | |
end | |
end | |
input = <<EOS | |
foo,bar,baz | |
hello,world | |
1,2,3 |
#!/usr/bin/env python | |
# -*- coding: utf-8 -*- | |
import sys | |
def inspect(s): | |
if s is None: | |
return '"None"' | |
return '"' + str(s) + '"' |
netstat -anp tcp | awk '$6 ~ "LISTEN" && $4 ~ "22$"' |
function gitio { curl -fsi git.io -F "url=$1" | grep 'Location' | sed 's/.*: //' | tee >(pbcopy) } |