Web Developer Zone
Web Developer Zone is a code first section devoted to tools and techniques used in web development. Thematically, the main focus here is on PHP, Linux, BASH, JavaScript and a little bit of MySQL and Python.
Pick of the week

Insertion Sort algorithm and sorting dates in PHP
03 May 2017 14:04:47
An article on sorting dates and times with insertion sort algorithm in PHP.
Popular

20 May 2021 17:49:23
Mapping associative array keys to variables with $$ in PHP
A neat trick to reduce amount of code needed to access data stored in PHP associative array.

04 Feb 2022 22:19:19
Performing inner and outer SQL joins in CodeIgniter 4
Performing inner and outer SQL joins using prepared queries and Query Builder class in CodeIgniter 4.

14 Jul 2020 11:08:06
Recursively updating deeply nested arrays in PHP
An article on recursively updating deeply nested arrays using array_walk_recursive and custom nested array traversal function in PHP.

03 Aug 2020 00:39:31
Piping JSON object to PHP script
Article about how to pass data from a shell to a PHP script with a pipe on the command line or directly using PHP system function.

07 Apr 2022 00:55:48
MongoDB mongod server fails to start after installation and solution
MongoDB server not starting after installation due to missing dependencies and how to solve this problem.

27 Jan 2022 12:25:32
Creating URL-safe slugs in CodeIgniter 4
Build URL-secure slugs using URL and Text helper functions in CodeIgniter4
Recent

29 Dec 2016 06:59:28
Find first image URL in WordPress post content
Find first image URL in the article with PHP. function find_first_image_src($post) { $matches = array(); preg_match_all('/<img.+src=[\'"]([^\'"]+)[\'"].*>/i', $post->post_content, $matches); return count($matches[1]) > 0 ? ...

21 Dec 2016 11:07:56
Genericons unicode values
A list of Genericons and their codes to be used in your CSS files. Here is how you use Genericons: .social-navigation a[href*="dropbox.com"]:before { font-family:"Genericons"; content: "\f225"; } Extracting genericons names and ...

10 Dec 2016 13:10:14
Sorting objects by their property in PHP
Sorting objects by their property.. Prepare some sample objects: $to_be_sorted = array(); $chars = 'abcdefg'; for($i = 0;$i< 3;$i++ ){ $random_number = rand(1,99); $to_be_sorted[] = (object) [ 'num' => $random_number, 'str' => ...

10 Dec 2016 09:44:06
Setting home and siteurl dynamically in Wordpress
Use wp_config.php or functions.php to set home and siteurl dynamically. Hard-coded constants In wp-config.php.: define('WP_SITEURL', 'http://<your.domain.here>/'); define('WP_HOME', 'http://<your.domain.here>/'); If these ...
SWWW

SWWW is my place on the web where I write on stuff related to web development. Main focus here is on my own programs and scripts, but also websites I have developed over years or helped develop, improve or maintain. In the Web Developer Zone I take a closer look at various solutions related to web development and computer programming.
If you find any of my projects interesting, useful or would like to know more on it, do let me know. This website has a contact form. Altenatively, you can leave a comment under an article on the blog.
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