mtavkhelidze

/**
 * Curry the hell out of any function.
 *
 * @param f function
 * @returns function
 */
function curry(f) {
    const arity = f.length;

    // preserve original `this` in case we're curring a class method;

mtavkhelidze

/**
 * @constructor
 */
function* range(from, until) {
  let i = from;
  const stop = until ? i => i >= until : () => false;
  while (true) {
    if (!stop(i)) {
      yield i;
    } else {

mtavkhelidze

interface Functor<T> {
  map<U>(f: (x: T) => U): Functor<U>
}

class Box<T> implements Functor<T> {
  value: T
  constructor(x: T) {
    this.value = x
  }
  map<U>(f: (x: T) => U): Box<U> {

mtavkhelidze

# custom IntelliJ IDEA VM options
# https://docs.oracle.com/javase/8/docs/technotes/tools/unix/java.html

-ea
-Xms4096m
-Xmx8192m

-XX:CMSInitiatingOccupancyFraction=65
-XX:MaxMetaspaceSize=512m
-XX:MaxTenuringThreshold=1

mtavkhelidze

Alamofire.request(urlString).responseJSON { response in
    guard case let .failure(error) = response.result else { return }

    if let error = error as? AFError {
        switch error {
        case .invalidURL(let url):
            print("Invalid URL: \(url) - \(error.localizedDescription)")
        case .parameterEncodingFailed(let reason):
            print("Parameter encoding failed: \(error.localizedDescription)")
            print("Failure Reason: \(reason)")

mtavkhelidze

#!/usr/bin/env bash

till_date=$(echo $1 | tr -d "-")


echo ${till_date} | egrep -q "([0-9]){8,}"

(($? != 0)) && {
  echo "Invalid date." 1>&2
  echo "Usage: days-till YYYY-MM-DD" 1>&2

mtavkhelidze

#!/usr/bin/env bash

vmm=VBoxManage

function usage {
    echo "Usage:" $(basename $0) "start|stop" "hostname" >/dev/stderr
}

function get_ip {
    VBoxManage guestproperty enumerate $1 \

mtavkhelidze

# Number of veterans in Russia

import matplotlib.pyplot as plt
import pandas as pd
from matplotlib.axes import Axes
from matplotlib.figure import Figure


raw_data_source = "https://twower.livejournal.com/2408991.html"

mtavkhelidze

import matplotlib.pyplot as plt
import pandas as pd
from pandas import DataFrame
from pandas.io.common import urlopen
import numpy as np

URL = "https://covidtracking.com/api/v1/states/daily.json"
ALPHA = 0.1
LOGARITHMIC = False

mtavkhelidze

import $ivy.`dev.zio::zio:1.0.0-RC8-12`
import $ivy.`dev.zio::zio-streams:1.0.0-RC8-12`

import zio._, zio.stream._

object Step1 {
  import java.nio.file.{Files, Paths, Path}
  import scala.collection.JavaConverters._
  import zio.blocking._