Алексей Ярков

jQuery(function ($) {
  var $doc = $(document);
  var isDown = false;
  
  $doc.on('mousedown', function () {
    isDown = true;
  });
  
  $doc.on('mouseup', function () {
    isDown = false;
  });
  
  $doc.on('keypress', function (event) {
    if (isDown) {
      console.log(
        'pressed via mousedown',
        event.which
      );
    }
  });
});

>>> from itertools import zip_longest
>>> a = ['1', '2']
>>> b = []
>>> list(zip_longest(a, b, fillvalue=''))
[('1', ''), ('2', '')]
>>>

ssh-keygen -f id_rsa.pub -e -m PKCS8 > id_rsa.pub.pem

openssl rsautl -encrypt -pubin -inkey id_rsa.pub.pem -ssl -in message.txt -out EncryptedMessage.txt

openssl rsautl -decrypt -inkey id_rsa -in EncryptedMessage.txt -out DecryptedMessage.txt

@media (max-width: 767px) {
   .row>div {
      text-align:center;
   }
}