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

Sorting objects by their property in PHP
10 Dec 2016 13:10:14
A few words on a basic technique of sorting objects by their common property in PHP programming language.
Popular

06 Sep 2017 23:04:22
Mapping numeric score to feedback message in PHP
Article on mapping a numeric or percent score to a feedback message with code examples in PHP programming language.

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.

21 Dec 2016 11:07:56
Genericons unicode values
List of Unicode code points for Genericons vector icon set and a BASH script that finds the codes.

18 Jul 2020 00:39:07
Transforming range of variable to 0 to 1 and custom ranges
Learn how to transform variable's range to [0,1] or a custom range.

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.

28 Jan 2022 12:34:11
Recent

17 Aug 2017 16:07:40
Comparing two arrays or objects with a function in PHP
In this article I look how to compare two ordinary arrays (or objects based on array). The problem can be solved fairly easily using a comparison function. It accepts two items, one from each the arrays and returns a result of the comparison. You combine these results and on the ...

12 Aug 2017 15:57:38
Formatting array of numbers recursively in PHP
If you have ever tried to obtain a formatted value in PHP, it is likely you did so with one of printf, sprintf of vsprintf functions. In general, these utilities accept a formatting string and one or more arguments. php.net has some good examples and descriptions on how they ...

28 Jul 2017 17:54:44
Recursive implementations of some Maths sequences and series in PHP
In this article I give a couple of PHP implementations of popular Maths sequences and series. Broadly, each piece of code given returns nth term of a sequence / series. Each of the implementations depends on linear recursion. Each of the functions a is a static methods of class ...

27 Jul 2017 13:49:31
Finding whether a UTF-8 encoded string is palindrome
When recently entertaining myself with recursion in PHP I have come across a problem which asked to find whether a given word was a character-unit palindrome or not. I guess, a word of explanation on character-unit palindromes is needed in this place now. Basically, they are ...
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.
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