Clemens Kofler clemens

## times
>> Date.current.beginning_of_day == Time.local(2013, 7, 25, 0, 0, 0)
Date.current.beginning_of_day == Time.local(2013, 7, 25, 0, 0, 0)
=> true
>> Date.current.end_of_day == Time.local(2013, 7, 25, 23, 59, 59)
Date.current.end_of_day == Time.local(2013, 7, 25, 23, 59, 59)
=> false

## deployment-issue
When trying to deploy with capistrano:
executing "cd /path/to/app/releases/20130723160825 && cat .ruby-version && ruby -v && which bundle"
    servers: ["x.x.x.x"]
    [x.x.x.x] executing command
 ** [out :: x.x.x.x] ruby-1.9.3-p448
 ** [out :: x.x.x.x] ruby 1.8.7 (2011-06-30 patchlevel 352) [x86_64-linux]
 ** [out :: x.x.x.x] /usr/local/rvm/bin/bundle
    command finished in 519ms
  * executing "cd /path/to/app/releases/20130723160825 && bundle install --gemfile /path/to/app/releases/20130723160825/Gemfile --path /path/to/app/shared/bundle --deployment --binstubs --without development test"
    servers: ["x.x.x.x"]

## date_select_with_zero_padding.erb
<%= f.date_select :valid_until,
  :use_month_names => (1..12).map { |m| sprintf('%02d', m.to_s) },
  :order => [:month, :year] %>

## self.describe!
Clemens is a freelancer with lots of experience in all things Ruby/Rails and the web in general. When not hacking on code, you'll probably find him working on his culinary skills, reading books about programming and health/fitness/nutrition or pretending to work on his PhD thesis in Marketing.

## transliterations.yml
de:
  i18n:
    transliterate:
      rule:
        À: A
        Á: A
        Â: A
        Ã: A
        Å: A
        Ä: Ae

## article.rb
class Article
  define_index do
    indexes title
    indexes abstract
    indexes content
  end
end

Article.search("foo", :fields => [:title, :abstract])

## news_post.rb
class NewsPost < ActiveRecord::Base
  self.table_name = 'newsposts' # old schema; model was called Newspost

  has_many :picture_assignments, :as => :owner
  has_many :pictures, :through => :picture_assignments
end

NewsPost.first.pictures
# generated SQL:
# SELECT `pictures`.*

## key_objects.rb
r = Redis.new(options)

# classic:
r.set('foo', 'bar')
r.get('foo')
r.sadd('baz', 1)
# etc.

# this could be cool:
k1 = r.key('foo')

## mogrify.txt
# download test.jpg from http://www.railway.at/test/test.jpg
# then run the following command
cp test.jpg test1.jpg && time mogrify -rotate "90<" -resize "2000x1500" test1.jpg

# if GraphicsMagick is installed, this would also be helpful:
cp test.jpg test1.jpg && time gm mogrify -rotate "90<" -resize "2000x1500" test1.jpg

# Be careful not to repeatedly run mogrify on the same file because it replaces the file
# so from the second time on it would be faster because the file is smaller.
# This is why the commands above work on copies rather than the original.

## montage.rb
# values in this case:
# - columns: 4
# - rows: 3
# - dimensions: an array containing two numbers (potentially floats due to mm to pixels conversion)
# - picture_paths: an array of already cropped pictures
# - target_path: the target path (obviously)
`montage -tile #{columns}x#{rows} -geometry #{dimensions.join('x')}+0+0 #{picture_paths.join(' ')} #{target_path}`
	>> Date.current.beginning_of_day == Time.local(2013, 7, 25, 0, 0, 0)
	Date.current.beginning_of_day == Time.local(2013, 7, 25, 0, 0, 0)
	=> true
	>> Date.current.end_of_day == Time.local(2013, 7, 25, 23, 59, 59)
	Date.current.end_of_day == Time.local(2013, 7, 25, 23, 59, 59)
	=> false
	When trying to deploy with capistrano:
	executing "cd /path/to/app/releases/20130723160825 && cat .ruby-version && ruby -v && which bundle"
	servers: ["x.x.x.x"]
	[x.x.x.x] executing command
	** [out :: x.x.x.x] ruby-1.9.3-p448
	** [out :: x.x.x.x] ruby 1.8.7 (2011-06-30 patchlevel 352) [x86_64-linux]
	** [out :: x.x.x.x] /usr/local/rvm/bin/bundle
	command finished in 519ms
	* executing "cd /path/to/app/releases/20130723160825 && bundle install --gemfile /path/to/app/releases/20130723160825/Gemfile --path /path/to/app/shared/bundle --deployment --binstubs --without development test"
	servers: ["x.x.x.x"]
	<%= f.date_select :valid_until,
	:use_month_names => (1..12).map { \|m\| sprintf('%02d', m.to_s) },
	:order => [:month, :year] %>
	class Article
	define_index do
	indexes title
	indexes abstract
	indexes content
	end
	end

	Article.search("foo", :fields => [:title, :abstract])
	class NewsPost < ActiveRecord::Base
	self.table_name = 'newsposts' # old schema; model was called Newspost

	has_many :picture_assignments, :as => :owner
	has_many :pictures, :through => :picture_assignments
	end

	NewsPost.first.pictures
	# generated SQL:
	# SELECT `pictures`.*
	r = Redis.new(options)

	# classic:
	r.set('foo', 'bar')
	r.get('foo')
	r.sadd('baz', 1)
	# etc.

	# this could be cool:
	k1 = r.key('foo')
	# download test.jpg from http://www.railway.at/test/test.jpg
	# then run the following command
	cp test.jpg test1.jpg && time mogrify -rotate "90<" -resize "2000x1500" test1.jpg

	# if GraphicsMagick is installed, this would also be helpful:
	cp test.jpg test1.jpg && time gm mogrify -rotate "90<" -resize "2000x1500" test1.jpg

	# Be careful not to repeatedly run mogrify on the same file because it replaces the file
	# so from the second time on it would be faster because the file is smaller.
	# This is why the commands above work on copies rather than the original.
	# values in this case:
	# - columns: 4
	# - rows: 3
	# - dimensions: an array containing two numbers (potentially floats due to mm to pixels conversion)
	# - picture_paths: an array of already cropped pictures
	# - target_path: the target path (obviously)
	`montage -tile #{columns}x#{rows} -geometry #{dimensions.join('x')}+0+0 #{picture_paths.join(' ')} #{target_path}`