sWWW - Sylwester Wojnowski
CODE FOR THE WEB
05 Mar 2017 16:33:19
Article on substituting pieces of contents of a file in place with BASH and sed.
The problem of substituting file contents in place on the command line is an old one. Often it creeps out when dealing with configuration or other text files. You just need a quick substitution , perhaps with sed, but what you end up with is frequently either none or a wrong ...
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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 Apr 2017 16:41:28
Sorting UTF-8 encoded strings using strcoll and usort functions or alternatively Collator library in PHP.
27 Jul 2017 13:49:31
Finding whether a UTF-8 encoded string is character-unit palindrome using PHP programming language and recursion.
05 Aug 2017 15:03:39
Implementing min and max functions using recursion and testing the code against the compiled functions shipped with PHP.
17 Mar 2017 13:36:30
Optimizing JPEG graphics files with ImageMagick and automating the process with BASH.
28 Jul 2017 17:54:44
Example implementations of some popular maths sequences and series in PHP programming language.
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 ...
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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 ...
07 Jul 2017 22:48:43
From time to time, when doing coding for the web or otherwise, you might come across a tree of data to be turned into a correct HTML list (what "correct" means in this context will be explained in a minute). In order to meet the requirement, you have to be able to ...
03 Jul 2017 13:58:12
Like in the real world, trees are ubiquitous in computer programming today. Frequently tree data structure turns out to be a perfect choice for modelling a naturally occurring phenomena and not only them these days. The bad news is, unlike one-dimensional arrays or other data ...
