takkanm

irb(main):001:0> p ["hello", "world"].map(&:capitalize).join(' ')
"Hello World"
=> "Hello World"
irb(main):002:0> puts ["hello", "world"].map(&:capitalize).join(' ')
Hello World
=> nil

takkanm

irb(main):001:0> a
NameError: undefined local variable or method `a' for main:Object
	from (irb):1
	from /Users/takkanm/.rbenv/versions/2.2.0/bin/irb:11:in `<main>'
irb(main):002:0> if false
irb(main):003:1> a = 1
irb(main):004:1> end
=> nil
irb(main):005:0> a
=> nil

takkanm

Parsing documentation for rails-4.1.5
Installing ri documentation for rails-4.1.5
Installing darkfish documentation for rails-4.1.5
ruby(70285,0x7fff760c5310) malloc: *** error for object 0x7ff10c3b4fa8: incorrect checksum for freed object - object was probably modified after being freed.
*** set a breakpoint in malloc_error_break to debug

takkanm

make() {
	if [ -e ./Makefile ]; then
	  make $*
	 else
	   rake $*
	 fi
}

takkanm

autosave_name = windowFrameAutosaveName

takkanm

irb(main):001:0> a = []
=> []
irb(main):002:0> h = a.hash
=> 4042432731835813366
irb(main):003:0> a.push 1
=> [1]
irb(main):004:0> h == a.hash
=> false

takkanm

('ぁ'..'ん').to_a.zip(
  %w(xa a xi i u xu u xe e xo o ka ga ki gi ku
    gu ke ge ko go sa za si zi su zu se ze so zo
    ta da ti di xtu du te de to do na ni nu ne no
    ha ba pa hi bi pi fu bu pu he be pe ho bo po
    ma mi mu me mo xya ya xyu yu xyo yo
    ra ri ru re ro xwa wa wi we wo n)
).inject({}){|hash, (hiragana, roma)|
  hash[hiragana] = roma
  hash

takkanm

koic Feb 27 19:10
and_return とブロックのいずれが良いか :sushi: と話しております

koic Feb 27 19:18
:sushi: 逃げました

moro 10:36
95%くらいはand_return じゃなくてブロックがいいと思います

moro 10:36

takkanm

ken = 'けん'
prefixes = %w(さん くん ちゃん)

loop do
  if (ken + (prefix = prefixes.sample)).size < 140
    ken << prefix
  else
    break
  end
end

takkanm

alias b="bundle"
alias bi="bundle install"
alias bu="bundle update"
alias be="bundle exec"
alias bo="bundle open"
alias s='spring'
alias g="git"
alias r="rails"