Welcome

Hello! I'm Leon, and I invite you to join me on my exciting journey in web development and coding! With a fulfilling career spanning system administration and software development in the graphic industry, retail, and media sectors, both as an employee and entrepreneur, I discovered my true passion for web…

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Leon Rijsdam

Recently Published

LinkedIn Learning Courses

I just finished the ‘Become a PHP Developer’ learning path from LinkedIn Learning (formerly Lynda.com). The learning path consists of 12 courses and you can view the individual certificates below. After completing...

Sololearn Courses

Over the last three days I finished six courses from Sololearn. It was fun to revisit the basics of coding and working with HTML, CSS, JavaScript, PHP, SQL and Responsive...

Front-end Code Example

Color Toggle From the script.js file: /** * * @param {string} type: id, class or body * @param {string} value: element name * */ const element = function(type, value){ switch(type){...

Back-end Code Example

Schedule From the schedule.js node.js file: 'use strict' const {SCHEDULE} = require('../configuration') const schedule = require('node-schedule') const every_six_minutes = '*/6 * * * *' const every_seven_minutes = '*/7 * * * *'...

Student Dashboard Report

Note: the report below is written in Dutch. Vanuit de basisgedachte dat het project een begin is van een veel uitgebreider dashboard dat daadwerkelijk gebruikt gaat worden, ben ik eerst...

Bachelor Back-end Development

In April 2020 I started a Bachelor in Back-end Development at Winc Academy, which focuses on Python, SQL and DevOps. Update: I succesfully finished the course in June! During the...

Bachelor Front-end Development

In March and April 2020 I followed a Bachelor in Front-end Development at Winc Academy, which focuses on HTML5, CSS3, JavaScript ES6+ and React JS. During the course I’ve succesfully...

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