S.Wojnowski - web development

Helping make the web work for everyone.

Welcome to my website. My name is Sylwester Wojnowski. I am a full stack web developer who started programming for the internet in 1998. As a web developer I plan, design and implement intereactive internet technologies and applications for individuals and organisations.

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

Database queries with bindings and Query Builder essentials in CodeIgniter 4

Database queries with bindings and Query Builder essentials in CodeIgniter 4

23 Jan 2022 01:25:58


Basics of fetching data from database using queries with bindings and Query Builder class in CodeIgniter 4


Read full article »

Recent

Comparing two arrays or objects with a function in PHP

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 ...

Read more »

Formatting array of numbers recursively in PHP

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 ...

Read more »

Recursive implementations of some Maths sequences and series in PHP

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 ...

Read more »

Finding whether a UTF-8 encoded string is palindrome

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 ...

Read more »

SWWW

S.Wojnowski - web developer

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.

Need a web developer?

S.Wojnowski - Hire a web developer

If you need a web developer for web development work drop me a line!

I am based in Wakefield, UK, but always happy to consider remote work opportunities.

Contact Me