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Reusable directives in AngularJS

Posted on 25 November 2015 | Development by Geordy Molenaar

This month I was working on a small AngularJS project and I wrote a reusable directive that I could use throughout whole my project. I wanted to make a simple “click to edit” field, that if you click on the span it will change to an input field. Also it had to have some specific …

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How to start a new project based on UX

Posted on 24 November 2015 | Development by Maria Cristina Di Termine

We are very creative developers which have got a new website to create. Because we are very professional we decide to design it as much good we can and to do this we will think about the user experience first. UX or user experience is one of the most important aspect of website development that …

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CSS Performance: We write CSS selectors wrong!

Posted on 6 November 2015 | Development by Raymon

So today, I want to dive into CSS Performance. Especially I want to talk about, how you can make you selectors faster to render in the browser. So let’s start with an example that every (Frontend) Webdeveloper used once in CSS. HTML structure So imagine that you have this html structure:

CSS selectors And …

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Animated progress bars with D3.js

Posted on 26 October 2015 | Development by Victoria Mineva

In this blog post I will walk you through the steps of creating animated progress bars made with D3.js that I created for my portfolio website. After completing all steps the end result should look something like this: As a beginning we will need to create the html, which will consist of only one div …

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Using D3 graphs in Angular

Posted on 26 October 2015 | Development by Effie Adamidi

As data visualization and libraries like D3.js become more popular, it isĀ a common occurrence that front-end developersĀ have to implement a data visualization on an existing Angular app. So how to achieve this? Make it a directive As there is a lot of DOM manipulation taking place, and also to make your code modular and scalable, …

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When was my SuSe package updated?

Posted on 19 October 2015 | Systems by Daniel Schutterop

Oh no, not again. That was the exact thing I thought when I read an e-mail asking about the patchlevel of a complete farm of SuSe servers. I have been asked the question before and, without a doubt can say that I will be asked the question in the future. What irks me is not …

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How create a gradual animation with CSS using @keyframes.

Posted on 19 October 2015 | Development by Maria Cristina Di Termine

The @keyframes technology lets us control all the steps of a CSS animation through the use of key points which we must assign. We get more control of the animation sequence by deciding when the animation has to start and when has to finish. We have to assign a name to the @keyframe rule which …

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Use nvm for fun and profit (and to run npm without sudo)

Posted on 16 October 2015 | Development by Jim Sangwine

Almost a year ago I posted an article about how to run npm without sudo that seems to have helped a few people. Actually, I have long since switched to using nvm (as suggested in one of the comments) which I find to be a much better solution. Since someone recently posted a comment saying …

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HTML5 Canvas – The Basics

Posted on 15 October 2015 | Development by Kim Massaro

What is it? Canvas is an element introduced in HTML5, written within the body tags. This element is just as other elements, for example a div, except that it renders it’s content with JavaScript. It can be used to render images, videos, animations and draw graphs. The context of canvas can be 2d or 3d …

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Puppet extractor for Graylog

Posted on 15 October 2015 | Systems by Daniel Schutterop

Not too long ago I received a question how hard it would be to log the duration of Puppet runs to Graylog. The answer was pretty straight forward: if your machine is currently logging to a Graylog instance, the information will already be there. By default, the line ‘Finished catalog run in n seconds’ will …

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