ossi1801

  
   var arr = [1, 2, 3, 4, 5];

   function sumArray(array){
    var sum = array.reduce(function(a, b){
        return a + b;
    }, 0);
   return sum;
  }
  sumArray(arr);

ossi1801

let re = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/

ossi1801

# Using pytest tool
# $ pip install -U pytest
# $ pytest test_class.py -v   
# https://docs.pytest.org/en/stable/usage.html

class TestClass:
    def test_one(self):
        x = "this"
        assert ("h" in x)

ossi1801

A; B    # Run A and then B, regardless of success of A
A && B  # Run B if and only if A succeeded
A || B  # Run B if and only if A failed
A &     # Run A in background.

ossi1801

//https://github.com/WebDevSimplified/Noob-Vs-Pro-Code/blob/master/1-logic/3-pro.js

/* Rather than checking for null which does not factor that if the value is undefined, you can check for if value is true.
*  This way the returned value is always either a 0 , or a positive number (or pos. n with parentheses)
* Is this a "proper solution" to this problem(?) maybe...
*/

function numberToAccountingString(number){
    if( !number) return '0'
     if (number < 0) return `(${Math.abs(number)})`

ossi1801

const isWeekday = (date) => date.getDay() % 6 !== 0;
console.log(isWeekday(new Date(2021, 1, 25)));
// Result: true (Thurday 25.2.21)
console.log(isWeekday(new Date(2021, 1, 28)));
// Result: false (Sunday 28.2.21)
console.log(isWeekday(new Date()),new Date())
//Todays date

ossi1801

using System;
					
public class Program
{
	public static void Main()
	{
		int a= 21;
		int b =0;
		if (a%4!=0) b++;
		var c = (a/4)+b;

ossi1801

using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
					
public class Program
{
	
	public static void Main()
	{

ossi1801

//Adds floats together with "precision"
var RoundedAddition = (...args) => {
  let countDecimals = (value) => {
    if (Math.floor(value) === value) return 0;
    let a = value.toString().split(".")[1].length || 0;
    return a;
  }
  let highestDecimalpoint;
  args.forEach(i => {
  let x = countDecimals(i);

ossi1801

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using System.Windows.Forms;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.ComponentModel;