mazhuravlev

rmdir "%APPDATA%\JetBrains" /s /q
reg delete "HKEY_CURRENT_USER\SOFTWARE\JetBrains" /f

mazhuravlev

module ISO where

import Control.Monad (void)
import Data.Bifunctor (bimap)
import Data.Maybe (fromMaybe)
import Data.Void (Void, absurd)

-- A type of `Void` have no value.
-- So it is impossible to construct `Void`,
-- unless using undefined, error, unsafeCoerce, infinite recursion, etc

mazhuravlev

class Fluffy f where
  furry :: (a -> b) -> f a -> f b

-- Exercise 1
-- Relative Difficulty: 1
instance Fluffy [] where
  furry _ [] = []
  furry f (x : xs) = f x : furry f xs

-- Exercise 2

mazhuravlev

#!/bin/bash

docker stop $(docker ps -a -q)
docker rm $(docker ps -a -q)
docker system prune -f
docker network prune -f
docker volume prune -f

mazhuravlev

#! /bin/bash
wget -q https://packages.microsoft.com/config/ubuntu/19.04/packages-microsoft-prod.deb -O packages-microsoft-prod.deb
sudo dpkg -i packages-microsoft-prod.deb
sudo apt-get install apt-transport-https
sudo apt-get update
sudo apt-get install dotnet-sdk-2.2

mazhuravlev

Trasparent nodes with custom material cover some opaque nodes.

mazhuravlev

viewer.addEventListener(Autodesk.Viewing.SELECTION_CHANGED_EVENT, onSelectedCallback);

function onSelectedCallback(event) {
    const fragId = event.fragIdsArray[0];
    if (typeof fragId == 'undefined') {
        return;
    }
    const fragIdsArray = (Array.isArray(fragId) ? fragId : [fragId]);
    const material = new THREE.MeshBasicMaterial({ color: 0xff0000 });
    viewer.impl.matman().addMaterial('new_material', material, true);

mazhuravlev

#! /bin/bash
sudo apt update
sudo apt install -y software-properties-common
sudo add-apt-repository -y universe
sudo add-apt-repository -y ppa:certbot/certbot
sudo apt update
sudo apt install -y certbot python-certbot-nginx 

mazhuravlev

abstract class Container<T> {
    constructor(private _value: T) { }
    public get value() { return this._value; }
    public map(f: (value: T) => T): this {
        return this.newInstance(f(this._value));
    }
    private newInstance(value: T): this {
        return new (<any>this.constructor)(value);
    }
    protected abstract _id: any;

mazhuravlev

sudo apt update
sudo apt install -y apt-transport-https ca-certificates curl software-properties-common
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu bionic stable"
sudo apt update
apt-cache policy docker-ce
sudo apt install -y docker-ce
sudo systemctl status docker