Manual do Hacker Especial - Volume 2 (2019-07)

(Antfer) #1
Manual do Hacker Especial | 7

gem “therubyracer”, “~> 0.11.4” group :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit respond_to do |format| if @
task.update_attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” } format.json { render json: @task.errors, status: :unprocessable_entity } $
bundle exec rails generate migration add_priority_to_tasks priority:integer $ bundle exec rake db:migrate $ bundle exec rake db:migrate $ bundle exec rails server validate :due_at_is_in_the_past def due_at_is_in_the_past errors.
add(:due_at, ‘is in the past!’) if due_at < Time.zone.now #!/usr/bin/en python import pygame from random import randrange MAX_STARS = 100 pygame.init() screen = pygame.display.set_mode((640, 480)) clock = pygame.time.
Clock() stars = for i in range(MAX_STARS): star = [randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.append(star) while True: clock.tick(30) for event in pygame.event.get(): if event.type == pygame.QUIT: exit(0) #!/usr/
bin/perl $numstars = 100; use Time::HiRes qw(usleep); use Curses; $screen = new Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80); $star_y[$i] = rand(24); $star_s[$i] = rand(4) + 1; } while (1) {
$screen->clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i], “.”); } $screen->refresh; usleep 50000; gem “therubyracer”, “~> 0.11.4” group
:development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit respond_to do |format| if @task.update_attributes(params[:task]) format.
html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” } format.json { render json: @task.errors, status: :unprocessable_entity } $ bundle exec rails generate migration addpriority
to_tasks priority:integer $ bundle exec rake db:migrate $ bundle exec rake db:migrate $ bundle exec rails server validate :due_at_is_in_the_past def due_at_is_in_the_past errors.add(:due_at, ‘is in the past!’) if due_at < Time.zone.
now #!/usr/bin/en python import pygame from random import randrange MAX_STARS = 100 pygame.init() screen = pygame.display.set_mode((640, 480)) clock = pygame.time.Clock() stars = for i in range(MAX_STARS): star =
[randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.append(star) while True: clock.tick(30) for event in pygame.event.get(): if event.type == pygame.QUIT: exit(0) #!/usr/bin/perl $numstars = 100; use Time::HiRes qw(usleep);
use Curses; $screen = new Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80); $star_y[$i] = rand(24); $star_s[$i] = rand(4) + 1; } while (1) { $screen->clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i]
-= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i], “.”); } $screen->refresh; usleep 50000; gem “therubyracer”, “~> 0.11.4” group :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem
install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit respond_to do |format| if @task.update_attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head
:no_content } else format.html { render action: “edit” } format.json { render json: @task.errors, status: :unprocessable_entity } $ bundle exec rails generate migration add_priority_to_tasks priority:integer $ bundle exec rake db:migrate
$ bundle exec rake db:migrate $ bundle exec rails server validate :due_at_is_in_the_past def due_at_is_in_the_past errors.add(:due_at, ‘is in the past!’) if due_at < Time.zone.now #!/usr/bin/en python import pygame from random
import randrange MAX_STARS = 100 pygame.init() screen = pygame.display.set_mode((640, 480)) clock = pygame.time.Clock() stars = for i in range(MAX_STARS): star = [randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.
append(star) while True: clock.tick(30) for event in pygame.event.get(): if event.type == pygame.QUIT: exit(0) #!/usr/bin/perl $numstars = 100; use Time::HiRes qw(usleep); use Curses; $screen = new Curses; noecho; curs_set(0); for
($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80); $star_y[$i] = rand(24); $star_s[$i] = rand(4) + 1; } while (1) { $screen->clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; }
$screen->addch($star_y[$i], $star_x[$i], “.”); } $screen->refresh; usleep 50000; gem “therubyracer”, “~> 0.11.4” group :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $
rbenv rehash $ rails new todolist --skip-test-unit respond_to do |format| if @task.update_attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” }
format.json { render json: @task.errors, status: :unprocessable_entity } $ bundle exec rails generate migration add_priority_to_tasks priority:integer $ bundle exec rake db:migrate $ bundle exec rake db:migrate $ bundle exec rails
server validate :due_at_is_in_the_past def due_at_is_in_the_past errors.add(:due_at, ‘is in the past!’) if due_at < Time.zone.now #!/usr/bin/en python import pygame from random import randrange MAX_STARS = 100 pygame.init()
screen = pygame.display.set_mode((640, 480)) clock = pygame.time.Clock() stars = for i in range(MAX_STARS): star = [randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.append(star) while True: clock.tick(30) for event in
pygame.event.get(): if event.type == pygame.QUIT: exit(0) #!/usr/bin/perl $numstars = 100; use Time::HiRes qw(usleep); use Curses; $screen = new Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80);
$star_y[$i] = rand(24); $star_s[$i] = rand(4) + 1; } while (1) { $screen->clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i], “.”); } $screen-



refresh; usleep 50000; gem “therubyracer”, “~> 0.11.4” group :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit
respond_to do |format| if @task.update_attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” } format.json { render json: @task.errors, status:
:unprocessable_entity } $ bundle exec rails generate migration add_priority_to_tasks priority:integer $ bundle exec rake db:migrate $ bundle exec rake db:migrate $ bundle exec rails server validate :due_at_is_in_thepast def due
at_is_in_the_past errors.add(:due_at, ‘is in the past!’) if due_at < Time.zone.now #!/usr/bin/en python import pygame from random import randrange MAX_STARS = 100 pygame.init() screen = pygame.display.set_mode((640, 480))
clock = pygame.time.Clock() stars = for i in range(MAX_STARS): star = [randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.append(star) while True: clock.tick(30) for event in pygame.event.get(): if event.type == pygame.
QUIT: exit(0) #!/usr/bin/perl $numstars = 100; use Time::HiRes qw(usleep); use Curses; $screen = new Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80); $star_y[$i] = rand(24); $star_s[$i] = rand(4)



  • 1; } while (1) { $screen->clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i], “.”); } $screen->refresh; usleep 50000; gem “therubyracer”, “~>
    0.11.4” group :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit respondto do |format| if @task.update
    attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” } format.json { render json: @task.errors, status: :unprocessable_entity } $ bundle exec rails
    generate migration add_priority_to_tasks priority:integer $ bundle exec rake db:migrate $ bundle exec rake db:migrate $ bundle exec rails server validate :due_at_is_in_the_past def due_at_is_in_the_past errors.add(:due_at, ‘is in
    the past!’) if due_at < Time.zone.now #!/usr/bin/en python import pygame from random import randrange MAX_STARS = 100 pygame.init() screen = pygame.display.set_mode((640, 480)) clock = pygame.time.Clock() stars = for i in
    range(MAX_STARS): star = [randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.append(star) while True: clock.tick(30) for event in pygame.event.get(): if event.type == pygame.QUIT: exit(0) #!/usr/bin/perl $numstars = 100;
    use Time::HiRes qw(usleep); use Curses; $screen = new Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80); $star_y[$i] = rand(24); $star_s[$i] = rand(4) + 1; } while (1) { $screen->clear; for ($i = 0; $i
    < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i], “.”); } $screen->refresh; usleep 50000; gem “therubyracer”, “~> 0.11.4” group :development, :test do gem
    “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit respond_to do |format| if @task.update_attributes(params[:task]) format.html { redirect_to @task,
    notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” } format.json { render json: @task.errors, status: :unprocessable_entity } $ bundle exec rails generate migration add_priority_to_tasks priority:integer
    $ bundle exec rake db:migrate $ bundle exec rake db:migrate $ bundle exec rails server validate :due_at_is_in_the_past def due_at_is_in_the_past errors.add(:due_at, ‘is in the past!’) if due_at < Time.zone.now #!/usr/bin/en python
    import pygame from random import randrange MAX_STARS = 100 pygame.init() screen = pygame.display.set_mode((640, 480)) clock = pygame.time.Clock() stars = for i in range(MAX_STARS): star = [randrange(0, 639), randrange(0,
    479), randrange(1, 16)] stars.append(star) while True: clock.tick(30) for event in pygame.event.get(): if event.type == pygame.QUIT: exit(0) #!/usr/bin/perl $numstars = 100; use Time::HiRes qw(usleep); use Curses; $screen = new
    Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80); $star_y[$i] = rand(24); $star_s[$i] = rand(4) + 1; } while (1) { $screen->clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i]
    < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i], “.”); } $screen->refresh; usleep 50000; gem “therubyracer”, “~> 0.11.4” group :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install
    rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit respond_to do |format| if @task.update_attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html
    { render action: “edit” } format.json { render json: @task.errors, status: :unprocessable_entity } $ bundle exec rails generate migration add_priority_to_tasks priority:integer $ bundle exec rake db:migrate $ bundle exec rake db:migrate
    $ bundle exec rails server validate :due_at_is_in_the_past def due_at_is_in_the_past errors.add(:due_at, ‘is in the past!’) if due_at < Time.zone.now #!/usr/bin/en python import pygame from random import randrange MAX_STARS
    = 100 pygame.init() screen = pygame.display.set_mode((640, 480)) clock = pygame.time.Clock() stars = for i in range(MAX_STARS): star = [randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.append(star) while True: clock.
    tick(30) for event in pygame.event.get(): if event.type == pygame.QUIT: exit(0) #!/usr/bin/perl $numstars = 100; use Time::HiRes qw(usleep); use Curses; $screen = new Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++)
    { $star_x[$i] = rand(80); $star_y[$i] = rand(24); $star_s[$i] = rand(4) + 1; } while (1) { $screen->clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i],
    “.”); } $screen->refresh; usleep 50000; gem “therubyracer”, “~> 0.11.4” group :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-
    test-unit respond_to do |format| if @task.update_attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” } format.json { render json: @task.errors,
    status: :unprocessable_entity } $ bundle exec rails generate migration add_priority_to_tasks priority:integer $ bundle exec rake db:migrate $ bundle exec rake db:migrate $ bundle exec rails server validate :due_at_is_in_the_past def
    due_at_is_in_the_past errors.add(:due_at, ‘is in the past!’) if due_at < Time.zone.now #!/usr/bin/en python import pygame from random import randrange MAX_STARS = 100 pygame.init() screen = pygame.display.set_mode((640,
    480)) clock = pygame.time.Clock() stars = for i in range(MAX_STARS): star = [randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.append(star) while True: clock.tick(30) for event in pygame.event.get(): if event.type ==
    pygame.QUIT: exit(0) #!/usr/bin/perl $numstars = 100; use Time::HiRes qw(usleep); use Curses; $screen = new Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80); $star_y[$i] = rand(24); $star_s[$i]
    = rand(4) + 1; } while (1) { $screen->clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i], “.”); } $screen->refresh; usleep 50000; gem
    “therubyracer”, “~> 0.11.4” group :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit respond_to do |format| if @task.
    update_attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” } format.json { render json: @task.errors, status: :unprocessable_entity } $ bundle
    exec rails generate migration add_priority_to_tasks priority:integer $ bundle exec rake db:migrate $ bundle exec rake db:migrate $ bundle exec rails server validate :due_at_is_in_the_past def due_at_is_in_thepast errors.add(:due
    at, ‘is in the past!’) if due_at < Time.zone.now #!/usr/bin/en python import pygame from random import randrange MAX_STARS = 100 pygame.init() screen = pygame.display.set_mode((640, 480)) clock = pygame.time.Clock() stars
    = for i in range(MAX_STARS): star = [randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.append(star) while True: clock.tick(30) for event in pygame.event.get(): if event.type == pygame.QUIT: exit(0) #!/usr/bin/perl
    $numstars = 100; use Time::HiRes qw(usleep); use Curses; $screen = new Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80); $star_y[$i] = rand(24); $star_s[$i] = rand(4) + 1; } while (1) { $screen-
    clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i], “.”); } $screen->refresh; usleep 50000; gem “therubyracer”, “~> 0.11.4” group
    :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit respond_to do |format| if @task.update_attributes(params[:task]) format.
    html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist
    --skip-test-unit respond_to do |format| if @task.update_attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit” } format.json { render json: @task.
    errors, status: :unprocessable_entity } $ bundle exec rails generate migration add_priority_to_tasks priority:integer $ bundle exec rake db:migrate $ bundle exec rake db:migrate $ bundle exec rails server validate :due_at_is_inthe
    past def due_at_is_in_the_past errors.add(:due_at, ‘is in the past!’) if due_at < Time.zone.now #!/usr/bin/en python import pygame from random import randrange MAXSTARS = 100 pygame.init() screen = pygame.display.set
    mode((640, 480)) clock = pygame.time.Clock() stars = for i in range(MAX_STARS): star = [randrange(0, 639), randrange(0, 479), randrange(1, 16)] stars.append(star) while True: clock.tick(30) for event in pygame.event.get(): if event.
    type == pygame.QUIT: exit(0) #!/usr/bin/perl $numstars = 100; use Time::HiRes qw(usleep); use Curses; $screen = new Curses; noecho; curs_set(0); for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] = rand(80); $star_y[$i] = rand(24);
    $star_s[$i] = rand(4) + 1; } while (1) { $screen->clear; for ($i = 0; $i < $numstars ; $i++) { $star_x[$i] -= $star_s[$i]; if ($star_x[$i] < 0) { $star_x[$i] = 80; } $screen->addch($star_y[$i], $star_x[$i], “.”); } $screen->refresh; usleep 50000; gem
    “therubyracer”, “~> 0.11.4” group :development, :test do gem “rspec-rails”, “~> 2.13.0” $ gem install bundler $ gem install rails --version=3.2.12 $ rbenv rehash $ rails new todolist --skip-test-unit respond_to do |format| if @task.
    update_attributes(params[:task]) format.html { redirect_to @task, notice: ‘...’ } format.json { head :no_content } else format.html { render action: “edit”



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