hkdnet

class Point
  include Comparable
  attr_accessor :x, :y
  def initialize(x, y)
    @x = x
    @y = y
  end

  def to_s
    "(#{x}, #{y})"

hkdnet

class Mino
  # I L O S T
  attr_reader :type
  def initialize(type)
    @type = type
  end

  def bottoms
    case type
    when "I"

hkdnet

p (-1.3).abs
p = 2
p (-1.3).abs

hkdnet

$ bundle exec ruby exec.rb
== disasm: #<ISeq:<compiled>@src.rb>====================================
0000 trace            1                                               (   1)
0002 putself
0003 putobject        10
0005 putobject        2
0007 opt_plus         <callinfo!mid:+, argc:1, ARGS_SIMPLE>, <callcache>
0010 opt_send_without_block <callinfo!mid:puts, argc:1, FCALL|ARGS_SIMPLE>, <callcache>
0013 pop
0014 trace            1                                               (   2)

hkdnet

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/Arrow_functions#No_binding_of_arguments

hkdnet

3s 3sec
4s 4sec

hkdnet

diff --git a/iseq.c b/iseq.c
index 997dd7f1f7..be9efb9aad 100644
--- a/iseq.c
+++ b/iseq.c
@@ -989,11 +989,8 @@ static const rb_data_type_t iseqw_data_type = {
 static VALUE
 iseqw_new(const rb_iseq_t *iseq)
 {
-    union { const rb_iseq_t *in; void *out; } deconst;
     VALUE obj;

hkdnet

# ref: http://blog.mirakui.com/entry/2012/04/03/slow-middleware
module RackMiddlewareBenchmarker
  module Benchmarker
    def call(env)
      result = nil
      ms = Benchmark.ms { result = super }
      puts "MIDDLEWARE END #{self.class.to_s} (#{ms.to_i}ms)"
      result
    end
  end

hkdnet

require 'logger'

logger1 = Logger.new('/tmp/logger/1.log')
logger1.level = Logger::Severity::DEBUG
logger2 = logger1.dup
logger2.level = Logger::Severity::INFO

logger1.info('1 info')
logger2.info('2 info')
logger1.debug('1 debug')

hkdnet

diff --git a/ext/readline/readline.c b/ext/readline/readline.c
index 3380720f47..744fadde92 100644
--- a/ext/readline/readline.c
+++ b/ext/readline/readline.c
@@ -1959,6 +1959,8 @@ Init_readline(void)
     mReadline = rb_define_module("Readline");
     rb_define_module_function(mReadline, "readline",
                               readline_readline, -1);
+    rb_define_module_function(mReadline, "readmultiline",
+                              readline_readline, -1);