fxposter

class A
  def to_s
    'A1'
  end

  def to_str
    'A2'
  end
end

fxposter

def check
  yield
rescue => e
  e
end

check { "hello, #{1}" } # ?
check { "hello, " + 1 } # ?
check { "hello, " << 1 } # ?

fxposter

class Product < ActiveRecord::Base
end

fxposter

def one
  yield 1
end

def a
  one { |x| yield x }
end

def b(&block)
  one(&block)

fxposter

Keybase proof

I hereby claim:

• I am fxposter on github.
• I am fxposter (https://keybase.io/fxposter) on keybase.
• I have a public key whose fingerprint is C3E9 634A 49DC 9EA6 4B86 25AA AE8A BD4F E714 9770

To claim this, I am signing this object:

fxposter

$ brew reinstall mono
==> Reinstalling mono
==> Downloading https://homebrew.bintray.com/bottles/mono-3.12.1.yosemite.bottle.tar.gz
Already downloaded: /Library/Caches/Homebrew/mono-3.12.1.yosemite.bottle.tar.gz
==> Pouring mono-3.12.1.yosemite.bottle.tar.gz
==> Caveats
To use the assemblies from other formulae you need to set:
  export MONO_GAC_PREFIX="/usr/local"
==> Summary
🍺  /usr/local/Cellar/mono/3.12.1: 1131 files, 219M

fxposter

class NativeSerializer
  def encode
    value.inspect
  end

  def decode(value)
    eval(value)
  end
end

fxposter

package org.fxposter.wavelets;

import com.sun.imageio.plugins.bmp.BMPImageReader;
import sun.awt.image.ByteInterleavedRaster;

import javax.imageio.ImageIO;
import javax.swing.*;
import java.awt.*;
import java.awt.color.ColorSpace;
import java.awt.image.*;

fxposter

class Asset < ActiveRecord::Base
  belongs_to :owner, :polymorphic => true

  class User < self
    has_attached_file :image, :styles => { :original => "160x160>" }
    before_create :destroy_previous_asset
  end

protected
  def destroy_previous_asset

fxposter

$ docker ps -a
3b64a3316725        image:tag                    "entrypoint.sh"        13 days ago         Dead
252a55928f11        image2:tag                   "forever index.js"     2 weeks ago         Dead

$ docker rm 3b64a3316725 252a55928f11
Error response from daemon: Cannot destroy container 3b64a3316725: Driver aufs failed to remove root filesystem 3b64a3316725c30f7d9d9c77c52addf595e8ba08cb75e56cf513353a78bbf31b: rename /var/lib/docker/aufs/mnt/3b64a3316725c30f7d9d9c77c52addf595e8ba08cb75e56cf513353a78bbf31b /var/lib/docker/aufs/mnt/3b64a3316725c30f7d9d9c77c52addf595e8ba08cb75e56cf513353a78bbf31b-removing: device or resource busy
Error response from daemon: Cannot destroy container 252a55928f11: Driver aufs failed to remove root filesystem 252a55928f11a95d9f885383f53275b3d134dfb5f95bebec5e5c41c59ba8ee15: rename /var/lib/docker/aufs/mnt/252a55928f11a95d9f885383f53275b3d134dfb5f95bebec5e5c41c59ba8ee15 /var/lib/docker/aufs/mnt/252a55928f11a95d9f885383f53275b3d134dfb5f95bebec5e5c41c59ba8ee15-removing: de