uskudnik

#!/usr/bin/env python
# encoding: utf-8

# Originally developed by Thomas Parslow http://almostobsolete.net
# Extended by Urban Skudnik urban.skudnik@gmail.com
#
# Just a work in progress and adapted to what I need right now. 
# It does uploads (via a file-like object that you write to) and
# I've started on downloads. Needs the development version of Boto from Github.
#

uskudnik

object GameOfLife {
  type Pos = (Int, Int)
  type Alive = Boolean
  type Weight = Int
  type Grid = Map[Pos, Alive]

  def findNeighbours(pos: Pos): List[Pos] = {
    val T = List(-1 , 0, 1)
    for {x <- T; y <- T if !(x == 0 && y == 0)} yield (x + pos._1, y + pos._2)
  }

uskudnik

from collections import defaultdict

# take 1
def abczzz(limit, abc={3: "fizzz", 5: "buzzz"}):
    d = defaultdict(str)
    table = []
    for k, v in abc.items():
        table += [{k*x:v for x in range(limit)}]
    for t in table:
        for k, v in t.items():

uskudnik

#!/usr/bin/env bash

MYCOMMAND='while [ true ]; do sleep 1; echo "beje"; done'

# This will take down the whole process tree on ctrl+c
trap "exit" INT TERM
trap "kill 0" EXIT

while true; do
    sleep 1;

uskudnik

## A _very_ naive comparison of set([list of numbers]) vs {list of numbers}

# set([list of numbers]) vs {list of numbers} results in ~25% performance improvements on simple lists for {list of numbers}:
====
> python -m timeit "{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21}"
1000000 loops, best of 3: 0.911 usec per loop
> python -m timeit "{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21}"
1000000 loops, best of 3: 0.901 usec per loop
> python -m timeit "{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21}"
1000000 loops, best of 3: 0.924 usec per loop

uskudnik

Moved to http://grahamc.com/blog/nixos-on-dell-9560

uskudnik

let channels = rec {
  pkgs = import <nixpkgs> {};
  pkgs-unstable = import (fetchTarball https://nixos.org/channels/nixos-unstable/nixexprs.tar.xz) {};
};
in with channels;

let dependencies = rec {
  _pip = pkgs.python36Packages.pip;
  _virtualenv = pkgs.python36Packages.virtualenv;
  _ipython = pkgs.python36Packages.ipython;

uskudnik

import Data.Char
import Data.List
import Data.Map (Map)
import qualified Data.Map.Strict as Map

{-|
 ---------------------------
 | 1      | 2 ABC | 3 DEF  |
 ___________________________
 | 4 GHI  | 5 JKL | 6 MNO  |

uskudnik

{ config, pkgs, ... }:

let channels = rec {
  pkgs-unstable = import (fetchTarball https://nixos.org/channels/nixos-unstable/nixexprs.tar.xz) { config.allowUnfree = true; };
  pkgs-master = import (fetchTarball https://github.com/NixOs/nixpkgs/archive/master.tar.gz) { config.allowUnfree = true; };
};
in with channels;

...

uskudnik

{ config, pkgs, ... }:

let channels = rec {
  pkgs-unstable = import (fetchTarball https://nixos.org/channels/nixos-unstable/nixexprs.tar.xz) { config.allowUnfree = true; };
  pkgs-master = import (fetchTarball https://github.com/NixOs/nixpkgs/archive/master.tar.gz) {
    config.allowUnfree = true;
    overlays = [
      (self: super: {
        firefox-master = super.firefox.override {
          browserName = "firefox";