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The monad is probably the most written about functional pattern, it is famous for convoluted and obtuse explanations, but I will steal some of the better explanations and translate them into XSLT/XPath. (adapted directly from All About Monads - Haske...
Kookerella is a specialist software development consultancy founded to deliver system integrations, tooling and reporting development for media organisations in the broadcast and VOD sector. Our focus is on simple, reliable solutions where the focus ...
Usually in these sorts of tutorials Monoid comes first, its the simplest, easiest most familiar sort of thing, we don't really even need code to describe it, its loosely the theory of having something you can composing two things together and getting...
We are now in a position to fill in a missing data type. Lets cover some XPath basics. Consider the following XSLT <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" exclude-result-prefixes="#all" version...
To the modern programmer these languages appear strange beasts, born when the world was obsessed with XML, it is declarative, almost functional, but somehow missing some of the idioms of later more consciously functional languages. For a functional p...
In the previous blog we introduced some machinery, the id function, and function composition, we talked about function types, and invented an informal notion of parametric types in order to aid our thinking. We now move onto the functional patterns. ...
XSLT isnt just for XML, it can, surprisingly transform from and to JSON, but simple tutorials seem thin on the ground, what follows is a walkthough of of how to generate a simple JSON output.
Ever written two, three or more stylesheets that are almost the same, but not quite the same, maybe you've struggled with #import or #include to separate your core shared code from the bespoke specific code? Maybe you're an OO programmer steeped in t...