Best of Ruby Quiz Pragmatic programmers phần 6 ppsx

... erratum ANSWER 13. 1-800-THE -QUIZ 1 56 a digit sequence against the beginning of a number. If it matches, we want it to return what’s left of the original number: 1_800_the _quiz/ phone_words.rb def ... fruits of our labor. A caller of this method provides a phone number and receives ready-to-print w ord replacements. Here’s the last bit of code that implements the quiz interfa...

Ngày tải lên: 12/08/2014, 09:21

... CGI-based solution at the Ruby Quiz site. 5 You can find the two Mad Libs files I’m using on the Ruby Quiz site as well. 6 5 http://rubyquiz.com/cgi-bin/madlib.cgi 6 http://rubyquiz.com/madlibs/Lunch_Hungers.madlib ... class="bi x0 y0 w1 h1" alt="" QUIZ 4. ANIMAL QUIZ 11 Quiz 4 Answer on page 81 Animal Quiz Posed by Jim Weirich Here’s an animal quiz progr am to try as a R...

Ngày tải lên: 12/08/2014, 09:20

... in order of value. That is, from top to bottom, we’ll always start with the following deck: Ace of clubs to King of clubs Ace of diamonds to King of diamonds Ace of hearts to King of hearts Ace ... the name of every square on the board. Report erratum QUIZ 10. KNIGHT’S TRAVAILS 26 Figure 1.1: Chess Squares by Name Report erratum QUIZ 11. SOKOBAN 27 Quiz 11 Answer...

Ngày tải lên: 12/08/2014, 09:20

... written in Ruby. You can learn more at http://www.rubyonrails.org/. 21 ERB is eRuby’s pure -Ruby cousin. eRuby is written in C and stands for “embedded Ruby. ” 22 You can learn about ERB’s other features ... sport programmers sometimes engage in to code a solution in a minimal amount of keystrokes. They will often use surprising code constructs, as long as it shaves off a few character...

Ngày tải lên: 12/08/2014, 09:20

... :rock][rand(3)] end end 30 Ruby Quiz is hosted on the Ruby Talk mailing list, and you will often se e discussion there about the problems. You can find more information about this mailing list for general Ruby discussion ... leads us to the critical question: what exactly is the point of this exercise? Cheat to Win Cheating, of course! With a challenge like this quiz, it’s common...

Ngày tải lên: 12/08/2014, 09:21

... am: code_cleaning/p2p_clean.rb #!/usr/local/bin /ruby # # p2p.rb # # Server: ruby p2p.rb password server public-uri private-uri merge-servers # Sample: ruby p2p.rb foobar server druby://123.123.123.123:1337 # druby://:1337 druby://foo.bar:1337 # ... of banned words, as would probably be the case in the real-world example of this quiz. Here’s my own solution as the most basic exampl...

Ngày tải lên: 12/08/2014, 09:21

... need to solve the quiz. How do we “learn” the game? Let’s look to history for the answer. The History of MENACE This quiz was inspired by the research of Donald Michie. In 1 961 he built a “machine” ... num) op num) op num) A tricky example posted to Ruby Talk by daz, "Target: 9 26, Source: 75, 2, 8, 5, 10, 10," shows off the folly of this approach. The only answer is t...

Ngày tải lên: 12/08/2014, 09:21

... Development), 166 Telephone numbers, see 1-800-THE -QUIZ Template, 61 custom, 62 ERB, 61 for LCD numbers, 68 placeholder, 63 Terminal, raw mode, 142 Test Driven Development, 166 Testing, 1 06 with mock ... the Pragmatic Program- mers wi l l be there with more titles and products to help programmers stay on top of their game. Visit Us O nline Best of Ruby Quiz pragm...

Ngày tải lên: 12/08/2014, 09:21

... in order of value. That is, from top to bottom, we’ll always start with the following deck: Ace of clubs to King of clubs Ace of diamonds to King of diamonds Ace of hearts to King of hearts Ace ... (Consider the deck Report erratum QUIZ 4. ANIMAL QUIZ 11 Quiz 4 Answer on page 81 Animal Quiz Posed by Jim Weirich Here’s an animal quiz progr am to try as a Ruby Q...

Ngày tải lên: 06/03/2014, 10:20

... 4 and subtract 26 from the result if it is greater than 26. For example, 6 + 10 = 16 as expected, but 26 + 1 = 1 (27 - 26) : 7 12 14 3 17 13 10 1 6 6 6 22 15 13 2 10 9 25 3 2 6. Convert the numbers ... work with someday. The set of weekly programming challenges for the Ruby programming language called Ruby Quiz 2 was born out of my desire to share this with the rest of...

Ngày tải lên: 27/06/2014, 09:20