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Sass: Mixins and functions

Posted on 27 May 2015 | Development by Kim Massaro

When developers start reading and/or using Sass, you often hear that they get confused about mixins and functions. The difference between them is easy once you’ve seen examples or used them yourself. In short: mixins are used to include and functions to return a value. Mixins Mixins are written in Sass as @mixin and can …


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Your first AngularJS App setup

Posted on 27 May 2015 | Development by Raymon

AngularJS is hot these times, so hot that all the big companies are searching for (frontend) developers with a good knowledge of AngularJS and testing AngularJS applications. So I would love to tell you how to build your first (basic) AngularJS Application. You can use it as a base to start, and build something cool(er) …


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2-way data binding and scopes in Angular

Posted on 27 May 2015 | Development by Effie Adamidi

Look at the following example: The HTML

The controller

In the html, we have our controller myCtrl, whose scope is everything inside the body tag. In myCtrl’s scope, there is an input that is bound to the property myVar by use of ng-model. Further on, there is an ng-switch directive containing the same …


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Method for resetting a user password

Posted on 20 May 2015 | Development by Victoria Mineva

Recently I’ve been working on a login module for an existing website and had to implement a method for users to reset their password. I’ve looked into different ways of doing that in order to choose the one that best suits the needs of the specific website. The two ways that are most commonly used …


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How to get numeric keyboards on all iOS and Android devices with Vanilla JavaScript!

Posted on 19 May 2015 | Development by Raymon

If you’re working with Mobile Web Applications you might have encountered some issues with the HTML5 input types. When you only need an numeric keyboard, the logical approach would be <input type=”number”>. But on some iOS and Android devices that doesn’t work (you get a normal keyboard). How can you fix this with Vanilla JavaScript? …


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How to build a “Snake” game using JavaScript and HTML5 Canvas

Posted on 8 May 2015 | Development by Maria Cristina Di Termine

This is a simple classic 8 bit snake game created using HTML5 Canvas and JavaScript. The important thing to know before starting is that our snake is formed by a chain of elements (squares) and that the illusion of movement is created by moving the last square of the snake body to the front of …


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D3.js part 2 of 9 – Prepare your mapdata with QGIS

Posted on 8 May 2015 | Development by Tiety Kooistra

In the previous post we collected a shapefile map of the provinces of The Netherlands and we downloaded data about arrests and population from the CBS. In my github repository you can find the original data and the final products of all the blogs in this series. QGIS In this post I’ll explain how you …


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D3.js part 1 of 9 – Introduction and finding data

Posted on 28 March 2015 | Development by Tiety Kooistra

Introduction. D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS. D3’s emphasis on web standards gives you the full capabilities of modern browsers without tying yourself to a proprietary framework, combining powerful visualization components and a data-driven approach to DOM manipulation. …


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Start writing your animations with css

Posted on 12 March 2015 | Development by Fouad El Ahrach

On projects I have often see people using jQuery for animations that could be done using CSS, especially simple things like .show and .hide. This makes your code run faster and more adjustable with less hassle. Unfortunately most CSS3 animations do not work on IE8 and below so remember to provide a fallback for those …


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Lightweight Lightbox

Posted on 12 March 2015 | Development by Isamu Ip

A simple lightweight multipurpose Lightbox with basic functionalities. Check out this simple lightweight multipurpose lightbox! Great for warnings, images, galleries, you name it! You can even attach a function to the confirmation button. This is great for redirects, submits or any other action after user confirmation This lighbox comes with a dark semi transparent overlay …


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