archan937

=block
  display: block

=clear
  *display: inline-block
  &:after
    content: " "
    height: 0
    +block
    clear: both

archan937

function current_rvm_ruby {
  color=$(tput setaf 3)
  default=$(tput sgr0)

  version=$(echo $MY_RUBY_HOME | awk -F'-' '{print $2}')
  gemset=$(echo $GEM_HOME | awk -F'@' '{print $2}')
  [ "$gemset" != "" ] && gemset="@$gemset"
  full=${color}${version}${gemset}${default}
  [ "$full" != "" ] && echo "$full "
}

archan937

function inspect(object) {
  switch (typeof(object)) {
  case "undefined":
    return "undefined";
  case "string":
    return "\"" + object.replace(/\n/g, "\\n").replace(/\"/g, "\\\"") + "\"";
  case "object":
    if (object == null) {
      return "null";
    }

archan937

def pretty_inspect(object, indent = 2)
  if object.is_a?(Array)
    entries = object.collect{|x| "#{pretty_inspect x, indent + 2}"}
    pretty_indent entries, "[", "]", indent
  elsif object.is_a?(Hash)
    entries = object.keys.sort.collect{|x| "#{pretty_inspect x} => #{pretty_inspect object[x], indent + 2}"}
    pretty_indent entries, "{", "}", indent
  else
    object.inspect
  end

archan937

require_relative "task"

desc "Send an invite"
task :invite do |name, email|
  puts "Invitation sent to '#{name} <#{email}>'"
end

# Example:
#
#   $ rake invite "Paul Engel" paul@engel.com

archan937

Handy-dandy

A collection of handy one-liners and snippets by Paul Engel

Execute Bash command within its own environment

bash -c 'source /path/to/your/.env; echo $MYENVVAR'

Execute Fish command within its own environment

archan937

var mod, define;

mod = (function() {
  'use strict';

  var modules = {};

  return {
    define: function(name, mod) {
      modules[name] = (typeof(mod) == 'function') ? mod : function() { return mod; };

archan937

Alkmaar Elixir Meetup demo (20-06-2018)

A simple host and client script written in Elixir. Hosting a little Elixir quiz.

Running locally (on your own computer)

Run the following in two Terminal windows:

iex -r host.ex

archan937

# iex(1)>
ast = quote do: 1 + 1

# iex(2)>
Code.eval_quoted(ast)

# iex(3)>
ast = quote do: sum(1, 2 + 3)

# iex(4)>

archan937

require "net/telnet"

def keys(hosts, pattern = nil)
  [hosts].flatten.each do |host|
    slabs = {}

    telnet = Net::Telnet::new("Host" => host, "Port" => 11211, "Timeout" => 3)
    telnet.cmd("String" => "stats items", "Match" => /^END/) do |stats|
      slabs = Hash[stats.scan(/STAT items:(\d+):number (\d+)/)]
    end