luchiago

#Allows a function accepts n parameters and turns it into a sequence of n functions, each of them take 1 parameter.

power_function = -> (x, z) {
    (x) ** z
}

base = gets.to_i
raise_to_power = power_function.curry.(base)

power = gets.to_i

luchiago

const user = {
  name: 'Lucas',
  lastName: 'Hiago'
};

function getUserWithFullName(user) {
  return {
    ...user, //spead operator
    fullName: `${user.name} ${user.lastName}`
  }

luchiago

const students_grades = [
  [7.0, 8.0, 6.0],
  [10.0, 10.0, 10.0],
  [5.0, 9.0, 10.0]
]

const reducer = (exams) => {

  let starter = 0
  let number_of_exams = 3

luchiago

is_even = lambda number: number % 2 == 0
is_odd = lambda number: number % 2 != 0

range = range(1, 11)

# Generate list using list comprehension
even_numbers = [ number for number in range if is_even(number) ]
odd_numbers = [ number for number in range if is_odd(number) ]

# Output

luchiago

# Example Models

class Tournament
  attribute :name, :string
  
  has_many :teams
end
  
class Teams
  attribute :name, :string

luchiago

#!/usr/bin/env bash

echo "Running pre-commit hook"

fileList_rb=$(git diff --diff-filter=d --cached --name-only | grep -E '\.(rb)$')
fileList_erb=$(git diff --diff-filter=d --cached --name-only | grep -E '\.(erb)$')

if [ ${#fileList_rb} -lt 1 ] && [ ${#fileList_erb} -lt 1 ]; then
  echo -e "You have no staged .rb or .erb files to test\n"
  exit

luchiago

// pre-push
#!/usr/bin/env bash

echo "Running pre-push hook"
./scripts/run-brakeman.bash
./scripts/run-tests.bash

# $? stores exit value of the last command
if [ $? -ne 0 ]; then
  echo "Brakeman and Tests must pass before pushing!"

luchiago

#!/usr/bin/env bash

GIT_DIR=$(git rev-parse --git-dir)

echo "Installing hooks..."
# this command creates symlink to our pre-commit script
ln -s ~/Scripts/ruby/pre-commit.bash $GIT_DIR/hooks/pre-commit
ln -s ~/Scripts/ruby/pre-push.bash $GIT_DIR/hooks/pre-push
echo "Done!"

luchiago

class CreateMeetings < ActiveRecord::Migration[6.0]
  def change
    create_table :meetings do |t|
      t.datetime :starts_at, null: false
      t.datetime :ends_at, null: false
      t.references :available_user, null: false
      t.references :requester_user, null: false

      t.timestamps
    end

luchiago

# @param {String} j
# @param {String} s
# @return {Integer}
def num_jewels_in_stones(j, s)
  jewels = j.split("")
  total = 0
  
  s.split("").each do |stone|
    total += 1 if jewels.include?(stone)
  end