sean2121

Ruby Association Certified Ruby Examination Gold Sample Questions

Q1. Assume that the following code must have the stated execution result.

__(1)__
x.each_line { |line| puts line }

[Execution Result]
apple

sean2121

Ruby Association Certified Ruby Examination Silver Sample Questions

Q1. Which of the following have true values in Ruby? (Choose two.)

• (a) ""
• (b) 0
• (c) false
• (d) nil

---

janlelis

#!/bin/sh

if [ -n "$(git status --porcelain)" ]; then
  echo "\033[31;1mWorking directory needs to be clean\033[0m";
  exit 1
else
  git checkout production &&
  git rebase develop &&
  npm run build &&
  git add -f dist &&

mathiasbynens

Looking for support tables for HTML/CSS/JavaScript features or details on their implementation status in major browsers?

• Chrome Platform Status (covers Chromium and thus includes Opera)
• Firefox Platform Status
• Microsoft Edge Platform Status
• WebKit Feature Status
• API Catalog

And then there’s Can I use…?.

janlelis

Benchmark Code: https://github.com/janlelis/paint/blob/main/benchmark.rb

# TERMINAL ANSI COLORS BENCHMARK

  ruby: 3.1.2
  paint: 2.3.0
  rainbow: 3.1.1
  term/ansicolor 1.7.1
  pastel 0.8.0

janlelis

require "benchmark/ips"

puts RUBY_DESCRIPTION

class Inherit < Struct.new(:id, :name, :age)
  def name_and_age
    "#{name}, #{age}"
  end
end

janlelis

From 4787399d0ffc0c8e01747713e8da91de2257bcf5 Mon Sep 17 00:00:00 2001
From: Jan Lelis <mail@janlelis.de>
Date: Tue, 28 Apr 2015 18:52:53 +0200
Subject: [PATCH] activate goto in ruby

---
 vm_opts.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vm_opts.h b/vm_opts.h

janlelis

#!/usr/bin/env ruby

require 'rdoc'

puts RDoc::Markup::ToMarkdown.new.convert File.read(ARGV[0] || 'README.rdoc')

# ./rdoc2md > README.md
# ./rdoc2md ABC.rdoc > abc.md

badboy

fn main() {
    println!("Hello World!");
}

gbuesing

UPDATE a fork of this gist has been used as a starting point for a community-maintained "awesome" list: machine-learning-with-ruby Please look here for the most up-to-date info!

Resources for Machine Learning in Ruby

Gems

• liblinear-ruby: Ruby interface to LIBLINEAR using SWIG