Blog.

Hi, my name is Marco. Working as a Senior Software Architect at Philips. This blog is statically generated using Next.js.

I wrote my first blog March 2011. Mostly I'm writing on software development. In total I wrote 71 articles in 7 categories. Use search below to filter by title or click a category or tag to filter by tag or category.

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Cover Image for Writing modular JavaScript without polluting the global namespace

Writing modular JavaScript without polluting the global namespace

Marco Franssen

Marco Franssen /

Most of you have already seen a lot of spaghetti JavaScript code. One of the reasons you are reading this article will probably be, you don't want to make the same mistakes as others have done. So let's make the next step and stop polluting the global JavaScript namespace. Why is it bad to have all your script code available at global level? First of all you can possibly get a lot of errors when using modules developed by others, because you used the same names for you variables etc. The seco…

Cover Image for jQuery events contributes to clean Javascript

jQuery events contributes to clean Javascript

Marco Franssen

Marco Franssen /

As the title reveals, this blogpost is about some clean javascript code example. Many developers dislike javascript because of different reasons. I think javascript is a pretty cool language. To prevent developers from disliking it and encourage them to show how great javascript can be, we all as developers have to write javascript in a clean way. This way lesser developers will be discouraged to use it. In this blogpost I will show you how to write some OOP style javascript, which you know as…

Cover Image for Knockout that cascading dropdown

Knockout that cascading dropdown

Marco Franssen

Marco Franssen /

In this article I will explain how you can make cascading dropdowns with Knockout.js. Knockout.js is a JavaScript library which provides you some stuff to implement the MVVM pattern.  Knockout provides you the following stuff: Declarative bindings: (Easily associate DOM elements with model data using a concise, readable syntax); Automatic UI Refresh: (When your data model's state changes, your UI updates automatically) Dependency tracking: (Implicitly set up chains of relationships between mo…