epub |eng | 2019-01-29 | Author:Simon St. Laurent & Ivo Balbaert [Simon St. Laurent]

epub |eng | 2020-06-15 | Author:Dave Thomas, Andy Hunt

Reactive Programming, Streams, and Events If you’ve ever used a spreadsheet, then you’ll be familiar with reactive programming. If a cell contains a formula which refers to a second cell, ...

epub, pdf |eng | | Author:Jay McGavren

By the way, the code at right breaks a convention: for consistency, all of your type’s methods can take value receivers, or they can all take pointer receivers, but you ...

epub |eng | 2013-03-15 | Author:Ophir Frieder, Gideon Frieder, and David Grossman

Example: Find the Max—Hash Example 6-10. Find the max—hash 1 scores = Hash.new 2 3 scores["Geraldo"] = [98, 95, 93, 96] 4 scores["Brittany"] = [74, 90, 84, 92] 5 scores["Michael"] ...

epub, pdf |eng | 2008-03-19 | Author:Russ Olsen

proxy = BankAccountProxy.new(account) proxy.deposit(50) proxy.withdraw(10) * * * There really is nothing very exciting going on in BankAccountProxy. The BankAccountProxy presents exactly the same interface as its subject, the BankAccount ...

mobi, epub |eng | 2011-03-11 | Author:Obie Fernandez

azw3, epub |eng | 2018-04-16 | Author:Stefan Wintermeyer

<ul> <% product.errors.full_messages.each do |message| %> <li><%= message %></li> <% end %> </ul> </div> <% end %> <div class="field"> <%= f.label :name %> <%= f.text_field :name %> </div> <div class="field"> ...

epub |eng | | Author:Arundel, John

We've passed in an array of strings to the dotfile parameter of our ssh_user definition. Here's where that gets expanded into resource declarations: if $dotfile { $filepath = regsubst($dotfile,'^(.*)$',"/home/${name}/.\\0", 'G') ...

epub, mobi, pdf |eng | | Author:Steve Pugh [Pugh, Steve]

The Code unless ARGV[0] and File.exists?(ARGV[0]) puts "\n\nUsage is wordScramble.rb <word.file>\n\n" exit end tries = 10 words = File.readlines(ARGV[0]) mystery_word = words[rand(words.size)].chomp scramble_word = mystery_word.split(//).sort_by{rand}.join scramble_word.downcase! puts "\n\n\nThe scrambled word ...

epub |eng | | Author:Sam Ruby & Dave Thomas & David Heinemeier Hansson

Iteration K1: Deploying with Phusion Passenger and MySQL So far, as we’ve been developing a Rails application on our local machine, we’ve probably been using WEBrick or Mongrel when we ...

epub |eng | 2014-12-15 | Author:Jake Day Williams [Williams, Jake Day]

puts :im_a_symbol.object_id puts :im_a_symbol.object_id Notice that both instances of the strings have different ID numbers, while the symbols have the same ID number. We will talk more about symbols soon. ...

epub, mobi, pdf |eng | 2015-06-17 | Author:Larkin, Michael

3. Create the test in /spec/services/contest_results_spec.rb: describe ContestResults do context "initialize" do it "should raise exception if not an array" do expect {ContestResults.new([1])}.to_not raise_error expect {ContestResults.new([1,2,3,4])}.to_not raise_error expect {ContestResults.new(["a","b"])}.to_not raise_error ...

mobi |eng | 2015-02-10 | Author:Hal Fulton & André Arko

def initialize(name) @name = name end # ... def to_s "Pet: #@name" end end Other methods (such as the String concatenation operator +) are more picky; they expect you to ...

epub |eng | | Author:Paolo Perrotta

​ ​def​ self.now; ​'Mon Apr 06 12:15:50'​; ​end​ ​ ​end​ ​ ​ require ​'test/unit'​ ​ ​ ​class​ TestLoan < Test::Unit::TestCase ​ ​def​ test_conversion_to_string ​ Loan.instance_eval { @time_class = FakeTime } ...

epub |eng | 2009-02-08 | Author:Fitzgerald, Michael [Michael Fitzgerald]

/pattern/options Pattern pattern in slashes, followed by optional options, one or more of: i = case-insensitive; o = substitute once; x = ignore whitespace, allow comments; m = match multiple ...