denisshevchenko

data Door = Door {
      width    :: Width
    , height   :: Height
    , material :: Material
}

getHeightOfTheDoor :: House -> NumberOfDoor -> Maybe Height
getHeightOfTheDoor (House _ [] _)    _            = Nothing :: Maybe Height
getHeightOfTheDoor (House _ doors _) numberOfDoor = 
    if numberOfDoor < 1

denisshevchenko

getDoorMaterial :: House -> NumberOfDoor -> Either ErrorMessage Material
getDoorMaterial (House _ [] _) _ = Left "Этот дом без дверей, не будет вам никакого материала!"
getDoorMaterial (House _ doors _) numberOfDoor = 
    if numberOfDoor > quantityOfDoors
      then Left "Эй, брат, погоди, тут нету столько дверей! Значение numberOfDoor слишком большое."
      else
        let indexOfOurDoor = numberOfDoor - 1
            ourDoor = doors !! indexOfOurDoor
            (Door _ _ materialOfOurDoor) = ourDoor
        in Right materialOfOurDoor

denisshevchenko

getHeightOfTheSecondDoor :: House -> Height
getHeightOfTheSecondDoor (House _ doors _) = height
  where
    (Door _ height _) = secondDoor
    secondDoor        = doors !! 1

denisshevchenko

checkLocalhost :: String -> String
checkLocalhost ip 
    | ip == "127.0.0.1"                 = "It's a localhost!"
    | ip == "0.0.0.0"                   = "It's a localhost!"
    | ip == "::1/128 (0:0:0:0:0:0:0:1)" = "It's a localhost!"
    | otherwise                         = "No, it's not a localhost."

denisshevchenko

class Show a where
  show :: a -> String
  
data Jump = Jump Int

instance Show Jump where
  show (Jump n) = "Мой прыжок равен " ++ show n ++ " см"

main :: IO ()
main = print jump

denisshevchenko

{-# LANGUAGE OverloadedStrings #-}

module Main where

import Data.Text ( Text )

type Name = Text
type Age  = Int
type Citizenship = Text
type GoalCountry = Text

denisshevchenko

$ git clone git@github.com:dunmersskooma/2-2.git
$ cd 2-2
$ python setup.py sdist
$ sudo python setup.py install
$ helloworld

denisshevchenko

Minimum set of Vimperator commands

Action	Command	Comment
Open URL in new tab	t + URL	After t insert URL and hit Enter. If URL is in the history - use TAB to complete it.
Open URL in current tab	o + URL	After o insert URL and hit Enter. If URL is in the history - use TAB to complete it.
Open URL in new window	w + URL	After w insert URL and hit Enter. If URL is in the history - use TAB to complete it.
Move to another tab	gt	From left to right.
Close current tab	d
Refresh current page	r

denisshevchenko

set clipboard+=unnamedplus

" А затем делаем sudo apt-get install xclip

denisshevchenko

dd bs=4M if=/path/tp/some.iso of=/dev/sdb

где sdb - путь к физической флешке, без разделов.