gonaumov

// Optional chaining
const test = {
	x: { 
	  x: 1
	}
}

// undefined
console.log(test?.x?.z?.z);
// TypeError: test.x.z is undefined

gonaumov

    /**
     * Ох боже. Защо се налага да се правят подобни извратени
     * врътки само и само да угодиш на някой дизаинер ... 
     * В 2:30ч през ноща .. 
     **/
    .starter {
      background-color: darkred;
    }
    .starter ~ tr:not([class=starter]):nth-child(even) {
      background-color: blue;

gonaumov

(function() {
 const winners = document.querySelector('._54_6._4-ss._4-sv').querySelectorAll('a[data-hovercard]');
winners[10].style.backgroundColor = 'coral';
})()

gonaumov

(function() {
 const winners = document.querySelector('._54_6._4-ss._4-sv').querySelectorAll('a[data-hovercard]');
winners[999].style.backgroundColor = 'coral';
})()

gonaumov

public class Main {
    /**
     * Because it is possible to initialize a char with a
     * positive integer number we can made funny things
     * with it. For example we can show all letters from
     * an alphabet with loop. This example lists all
     * hebrew letters. They are between U+05D0 and
     * U+05EA.
     **/
    public static void main(String[] args) {

gonaumov

$username = Read-Host "Enter a user name"
$password = Read-Host "Enter a Password" -AsSecureString
$requestPassword = ConvertFrom-SecureString -SecureString $password -AsPlainText
$command = -join(
"git push https://",
[uri]::EscapeDataString($username),
":",
[uri]::EscapeDataString($requestPassword),
"@github.com/userName/projectName.git master"
)

gonaumov

#!/usr/bin/env bash
test -f resuls.json && rm resuls.json ;egrep --include="*.txt" -rwoih '[^[:space:]@]+@[^@[:space:]]+\.[^[:space:]]{2,4}' . | uniq | awk 'BEGIN {printf "There are the following emails found\n"; count=0; print "[" > "resuls.json";out=""} { print $0; count++; out = out "\"" $0 "\",\n" } END {printf "Total %d\n", count; out=substr(out, 1, length(out) - 2); printf "%s\n]",out > "resuls.json"; printf "There are generated json file with them - resuls.json"}'

gonaumov

class User {
    String login;
    String firstName;
    String lastName;
    public User(String login, String firstName, String lastName) {
        this.login = login;
        this.firstName = firstName;
        this.lastName = lastName;
    }
}

gonaumov

class Car {
    int yearModel;
    String make;
    int speed = 0;

    public void accelerate() {
        this.speed += 5;
    }

    public void brake() {

gonaumov

import java.util.Arrays;
import java.util.Scanner;

class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int size = scanner.nextInt();
        char[][] matrix = new char[size][size];
        int center = (int) Math.ceil(size / 2.0) - 1;
        for (char[] chars : matrix) {