lk.KEVIN

Pixels conversion

1

I think it would be a good idea to add conversion from/to pixels and megapixels, it would be a good help for designers, the only problem is that a pixel...

Custom 404 page return 200

2

Hi, I was trying to use a custom html file to replace the default error page, but the body returns 200 OK instead of 404 Not Found. Tried the code...

PHP 7 and MCRYPT

3

Hello, I use PHP 7.2.8 and when the site go to install/ give me two errors: warning: use of undefined constant MCRYPT_RIJNDAEL_128 - assumed 'MCRYPT_RIJNDAEL_128' and warning: use of undefined...

Maybe there's something I'm doing wrong but this for example, happen a lot with [W3Schools](https://www.w3schools.com/), with pages like [Create an XMLHttpRequest Object Example](https://www.w3schools.com/js/tryit.asp?filename=tryjs_ajax_xmlhttp) The original example: `xhttp.open("GET", "ajax_info.txt");` and then...