Sylwester Wojnowski
Web Developer
Helping make the web work for everyone. Welcome to my website. My name is Sylwester Wojnowski and I help individuals and organisations achieve presence on the web.
16 Jul 2020 14:51:53
Learn how to check whether two trees are the same using a recursive algorithm or the spaceship operator in PHP.
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21 Dec 2016 11:07:56
List of Unicode code points for Genericons vector icon set and a BASH script that finds the codes.
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29 Jun 2018 19:38:09
Encrypting files and directories of files with public key and ciphers using GnuPG and gpg-zip.
29 Apr 2017 16:41:28
Sorting UTF-8 encoded strings using strcoll and usort functions or alternatively Collator library in PHP.
14 Jul 2020 11:08:06
An article on recursively updating deeply nested arrays using array_walk_recursive and custom nested array traversal function in PHP.
27 Apr 2018 14:14:09
An article on Mister Spy Bot website hack and how to defend against it.
03 Jul 2017 13:58:12
Article on traversing tree data structure depth-first in pre-order recursively with examples in PHP programming language.
10 Dec 2016 09:44:06
If for some reason you have set siteurl and / or home options wrong in your WordPress installation database and as a result can't access admin panel, or perhaps have a reason not to change these options in wp_options table, you can overwrite them either in wp_config.php or ...
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28 Nov 2016 20:53:05
Below is a list of the most often used hooks (sorted by the number of callbacks attached ) on a vanilla installation of WordPress (v.4.6.1) with twentysixteen theme loaded. On such a setup, in total I found 261 hooks, something was attached to. As seen in the list, the most ...
Suppose you have a file with a long list of items followed or perhaps preceded by whole numbers and you are asked to find the total of those numbers. The file might look like this (case 1): aaa:23 bb:2 ccc:98 . . . or perhaps like this (case ...
