ephemient

// see org.robolectric.plugins.DefaultSdkProvider
enum class Sdk(val apiLevel: Int, val androidVersion: String, val robolectricVersion: String) {
    JELLY_BEAN(16, "4.1.2_r1", "r1"),
    JELLY_BEAN_MR1(17, "4.2.2_r1.2", "r1"),
    JELLY_BEAN_MR2(18, "4.3_r2", "r1"),
    KITKAT(19, "4.4_r1", "r2"),
    LOLLIPOP(21, "5.0.2_r3", "r0"),
    LOLLIPOP_MR1(22, "5.1.1_r9", "r2"),
    M(23, "6.0.1_r3", "r1"),
    N(24, "7.0.0_r1", "r1"),

ephemient

#!/usr/bin/env stack
-- stack script --resolver lts --package unix
module Main where

import Control.Concurrent
import Control.Concurrent.MVar
import System.Posix

main :: IO ()
main = do

ephemient

#!/usr/bin/env stack
-- stack script --resolver lts --package "ioctl monad-loops process unix"
{-# LANGUAGE CPP, MultiParamTypeClasses, NondecreasingIndentation #-}
module Main where

import Control.Concurrent (forkFinally, killThread)
import Control.Concurrent.MVar (newEmptyMVar, takeMVar, tryPutMVar)
import Control.Exception (bracket, catchJust, finally)
import Control.Monad (void, when)
import Control.Monad.Fix (fix)

ephemient

#include <stdlib.h>
#include <string.h>

static void swap(int *a, int *b) {
    if (a != b) {
        int c = *a;
        *a = *b;
        *b = c;
    }
}

ephemient

import android.content.Context
import android.graphics.Canvas
import android.graphics.Outline
import android.graphics.Path
import android.graphics.Rect
import android.graphics.Region
import android.graphics.drawable.Drawable
import android.graphics.drawable.LevelListDrawable
import android.os.Build
import android.util.AttributeSet

ephemient

#!/bin/bash
set -euo pipefail

declare -r IFACE=${IFACE:-wg0}
declare -r CONFIG_FILE=${CONFIG_FILE:-/etc/systemd/network/90-${IFACE}.netdev}
declare -r BASE_TIME=${BASE_TIME:-$(date -d '5 minutes ago' +%s)}

declare -A PEERS=()
declare PEER_SECTION= PUBLIC_KEY= ENDPOINT=

ephemient

[Unit]
Description=Chromoting Server for X11
Requires=display-manager.service
Wants=network-online.target user@%i.service
After=display-manager.service network-online.target

[Service]
User=%I
Group=chrome-remote-desktop
PermissionsStartOnly=true

ephemient

Advent of Code 2018

my answers in Python (see also Haskell branch and Kotlin branch)

ephemient

Source: Sister Cities of the World + Graphviz

7158 18672 2463 731 0.7578 198 0.8743

• 7158 nodes
• 18672 edges
• 2463 connected components
• 731 strongly connected components
• 0.7578 fraction of nodes in a non-trivial strongly connected components
• 198 maximum degree

ephemient

#!/bin/bash
set -euo pipefail
inhibit() {
    while { read -n1 -r -s -t30 || [[ $? -gt 128 ]]; } && [[ -z ${REPLY} ]]; do
        dbus-send --session --dest=org.freedesktop.ScreenSaver /ScreenSaver org.freedesktop.ScreenSaver.SimulateUserActivity
    done
}
if [[ $# -gt 0 ]]; then
    coproc inhibit >&2
    command "$@" {COPROC[0]}<&- {COPROC[1]}>&-