MadBomber

# app/models/application_record.rb

class ApplicationRecord < ActiveRecord::Base
  self.abstract_class = true

  # When true, the database automatically switches connections
  @@auto_switch_connection = true

  # returns the name of the read replica if one is defined in database.yml, otherwise returns :primary
  def self.reading_db

MadBomber

How to increase the root partition size on Fedora

Boot up with an Fedora Live USB stick.

1. Run vgs to check if there's any space:

$ sudo vgs
  VG     #PV #LV #SN Attr   VSize    VFree
  fedora   1   3   0 wz--n- <237.28g    0 

MadBomber

Homebrew build logs for crystal-lang on 4.16.15-300.fc28.x86_64
Build date: 2018-06-18 16:32:06

MadBomber

module MadBomber
  module Kernel

    # When if and unless seem too black and white, use maybe
    #
    # Usage:
    #
    #   maybe(some_condition, 50) do
    #     puts "When some_condition is true, 50% of the time print this message"
    #   end

MadBomber

#!/bin/env ruby
###########################################
###
##  File: normalize_pathnames.rb
##  Desc: renames directory and file names such that any
##        embedded special characters are translated to an underscore.
#
$debug    = ARGV.include?('-d') || ARGV.include?('--debug')
$changed  = 0

MadBomber

#!/bin/env ruby
###############################################
## extract_fav_gems.rb
## An html file obtained from twitter.com is passed
## on the command line.  The file is the favorite tweets
## of a specific user.  Tweets from RubyGems are reviewed
## abd the gem name extracted.  If the gem is not currently
## installed it will be nominated for installation.  Gems
## are not installed automatically.  The gem install command
## line containing the nominated gems is printed to stdout

MadBomber

########################################################################
## debug_web_service.rb
## A sinatra web application provides an embedded web service for setting
## global variables that include 'debug' in their name
##
##  Usage:
##    Inside of an event-machine run loop (if Thin is used) or in a new Thread do this ...
##
##      DebugWebService::Gui.run!( :ip => '0.0.0.0', :port => 4567 )
##

MadBomber

#!/bin/env ruby
############################################################################
## summarize_all_gems.rb

class NilClass
  def split(*args)
    [" "]
  end
  def strip
    ""

MadBomber

##################################################
## debug_me.rb
## A tool to print the labeled value of variables.
## Works with local, instance and class variables.
## Example usage:
=begin
  debug_me      # Prints only the header banner consisting of tag, method name, file name and line number
  debug_me('INFO')  # Also prints only the header but with a different tag
  debug_me {}       # prints the default header and __ALL__ variables
  debug_me {:just_this_variable}  # prints the default header and the value of only one specific variable