manveru

require 'strscan'

s = StringScanner.new("1{2{3}; 1{2} }")

stack = [[]]

until s.eos?
  if s.scan(/\{/)
    stack << []
  elsif s.scan(/\}/)

manveru

module ProjectReader
  module_function

  # finds keys in .erb files from a given directory
  def find_keys(path)
    keys = Dir[File.join(path, '**/*.erb')].map{|path|
      extract_keys(path)
    }.flatten

    unless keys.empty?

manveru

diff --git a/lib/rack/sendfile.rb b/lib/rack/sendfile.rb
index 177f452..19cfd74 100644
--- a/lib/rack/sendfile.rb
+++ b/lib/rack/sendfile.rb
@@ -47,8 +47,8 @@ module Rack
   #   }
   #
   # Note that the X-Sendfile-Type header must be set exactly as shown above. The
-  # X-Accel-Mapping header should specify the name of the private URL pattern,
-  # followed by an equals sign (=), followed by the location on the file system

manveru

test = Hash.new
test.class == Hash #=> true

case test.class.to_s
    when "Hash"
        true
    else
        false
    end
end #=> true

manveru

require 'readline'
require 'set'

word = File.readlines('/usr/share/dict/words').sample

letters = word.downcase.chars.to_a
seen = Hash[letters.zip(Array.new(letters.size, false))]
guessed = Set.new

lives = 6

manveru

def higher_order
  lambda{|arg| arg + yield(5) }
end

foo = lambda{|arg| arg + 1 }
higher_order(&foo).(3) # => 9

manveru

require 'benchmark'

class Numeric
  def split_digits_1(base = 10)
    # head, last = self.divmod(base)
    head = self / base
    last = self % base
    head < base ? [head, last] : head.split_digits_1(base).push(last)
  end

manveru

#!/usr/bin/ruby

$stdout.sync = true

while now = Time.now
  # now = Time.at 60 * 30
  print "De tijd is nu: #{now.strftime("%H:%M:%S")}"

  if now.min + now.sec == 0
    print " ", "." * now.hour

manveru

class File
  def tail(n)
    buffer = 1024
    idx = (size - buffer).abs
    chunks = []
    lines = 0

    begin
      seek(idx)
      chunk = read(buffer)

manveru

>> puts lambda{ a = [*1..100] }.block.method.decode
0000:  push_cpath_top             
0001:  find_const                 0
0003:  meta_push_1                
0004:  push_int                   100
0006:  send_stack                 :new, 2
0009:  cast_array                 
0010:  set_local                  0
0012:  ret                        
=> nil