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| t = {"apple", "orange"} | |
| setmetatable(t, { | |
| __index = function (t, i) | |
| t[i] = "absent" | |
| return t[i] | |
| end | |
| }) | |
| print(t[3]) -- => "absent" |
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| Set = {} | |
| Set.mt = {} | |
| function Set.new(t) | |
| local set = {} | |
| setmetatable(set, Set.mt) | |
| for i,v in ipairs(t) do set[i] = v end | |
| return set | |
| end | |
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| require 'prawn' | |
| require 'prawn/layout' | |
| Prawn::Document.generate("table-test.pdf") do | |
| headers = ["Course", "Grade", "Comments"] | |
| data = [["Home Room", "A+", "Great work!"], | |
| ["Home Room", "A+", "Great work!"], | |
| ["Home Room", "A+", "Great work!"], | |
| ["Home Room", "A+", "Great work!"], | |
| ["Home Room", "A+", "Great work!"]] |
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| require 'prawn' | |
| require 'prawn/layout' | |
| Prawn::Document.generate("table-test2.pdf") do | |
| headers = ["Course", "Grade", "Comments"] | |
| data = [] | |
| 10.times { |i| data << ["Home Room", "A+", "Great work!"]} | |
| def make_table(headers, data) | |
| table( |
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| require 'prawn' | |
| Prawn::Document.generate('crop-marks.pdf') do | |
| spacing = 12 | |
| margin = 100 | |
| canvas do | |
| # topleft corner | |
| stroke_line [bounds.left + spacing, bounds.top - margin], | |
| [bounds.left + margin - spacing, bounds.top - margin] |
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| require 'prawn' | |
| require 'prawn/layout' | |
| Prawn::Document.generate("prawn-table-height.pdf") do | |
| data = [["This is a line"]] * 10 | |
| row_height = font.ascender - font.descender + font.line_gap | |
| 10.times do |i| | |
| stroke_rectangle([0, bounds.top - (i * row_height)], 100, row_height) |
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| print("You have no mail"); | |
| running <- T; | |
| while(running) { | |
| c <- scan(n=1, what="character", quiet=T) | |
| if(c=="uname") { | |
| print("RUnix 1.1") | |
| } else if(c=="halt") { | |
| running <- F |
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| data <- read.csv("birth-data.csv") | |
| data.sorted <- data[do.call(order, data[c("Pair.ID", "Birth.Order")]), ] | |
| tapply(data.sorted$IQ,data.sorted$Pair.ID,function(x){x[2]-x[1]}) |
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| $ ruby -v | |
| ruby 1.9.1p378 (2010-01-10 revision 26273) [i386-darwin10.2.0] | |
| $ rails server | |
| /Users/bryce/.rvm/gems/ruby-1.9.1-p378/gems/activesupport-3.0.0.beta/lib/active_support/dependencies.rb:167:in `require': /Users/bryce/.rvm/gems/ruby-1.9.1-p378/bundler/gems/right-rails-31e116387439ab0e3214eef55f316e6da35920f3-master/lib/right_rails/helpers/forms.rb:122: invalid multibyte char (US-ASCII) (SyntaxError) | |
| /Users/bryce/.rvm/gems/ruby-1.9.1-p378/bundler/gems/right-rails-31e116387439ab0e3214eef55f316e6da35920f3-master/lib/right_rails/helpers/forms.rb:122: invalid multibyte char (US-ASCII) | |
| /Users/bryce/.rvm/gems/ruby-1.9.1-p378/bundler/gems/right-rails-31e116387439ab0e3214eef55f316e6da35920f3-master/lib/right_rails/helpers/forms.rb:122: syntax error, unexpected $end, expecting '}' | |
| content_tag :div, '★', :class => i < value ? 'ri... | |
| ^ | |
| from /Users/bryce/.rvm/gems/ruby-1.9.1-p378/gems/activesupport-3.0.0.beta/lib/active_support/dependencies.rb:167:in `block in require' |
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