alherd-by

location ~/(admin|wp-admin|backend){
   access_log off;
   log_not_found off;
   return 404;
}

alherd-by

[In reply to Moroshka]
Распишу по буквам, потом в совокупности
S - (SRP):
https://www.youtube.com/watch?v=AEnePs2Evg0
https://goo.gl/LatDmF (link wikipedia)
O - (Open/closed):
https://www.youtube.com/watch?v=DJF_sGOs2V4
https://goo.gl/6p3jfY (link wikipedia)
L - (Liskov):
https://www.youtube.com/watch?v=bVwZquRH1Vk

alherd-by

<?php

$string = 'string';
$double = 12.12345;
$array = ['foo', 'bar'];
$a = 555;
$b = 'ZZZ';

var_dump(@($a + $b));
var_dump($a . $b);

alherd-by

//Insta-perf-improvement for any #PHP codebase: 

//replace `
foreach ($b as $a) { $c = array_merge($c, $a) }
// with
array_merge($c, [], ...$b)