Meliq Pilosyan melopilosyan

## booleans.md

      
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                melopilosyan
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              May 22, 2019 16:32
            
              
                Booleans are Easy - True or False?
              
          
    Boolean Transformations

x || !x == true                         # Tautology
x && !x == false                        # Contradiction
true && x == x                          # Identity law
false || x == x                         # Identity law
true || x == true                       # Nullification law
false && x == false                     # Nullification law
x && x == x                             # Idempotent law
x || x == x                             # Idempotent law

  
## custom-horizontal-scrollbar.css

  &::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
    background-color: #F5F5F5;
    border-radius: $ip-scrollbar-height;
  }
  &::-webkit-scrollbar{
    height: $ip-scrollbar-height;
    background-color: #F5F5F5;
  }

## js_strings_reverse.html
<html>
  <head>
    <style>
      table {
        border-collapse: collapse;
      }
      th {
        padding: 5px;
      }
      td {

	&::-webkit-scrollbar-track {
	-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
	background-color: #F5F5F5;
	border-radius: $ip-scrollbar-height;
	}
	&::-webkit-scrollbar{
	height: $ip-scrollbar-height;
	background-color: #F5F5F5;
	}
	<html>
	<head>
	<style>
	table {
	border-collapse: collapse;
	}
	th {
	padding: 5px;
	}
	td {