How to Use OpenGL ES in Android Apps

Almost every Android phone available in the market today has a graphics processing unit, or GPU for short. As its name suggests, this is a hardware unit dedicated to handling calculations that are usually related to 3D graphics. As an app developer, you can make use of the GPU to create complex graphics and animations…

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Compétition = Rémunération, parce que vous le valez bien !

Compétitions, appels d’offres, concours, travail spéculatif… Devoir travailler gratuitement dans l’espoir d’obtenir un contrat est devenu un fléau pour les professionnels du numérique, du design et de la communication. C’est le constat inquiétant que dresse l’association Métiers Graphiques. Face au abus, au dévoiement du travail participatif, au mirage du tout gratuit sur internet, l’association qui…

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Uploading Files With Rails and Dragonfly

Some time ago I wrote an article Uploading Files With Rails and Shrine that explained how to introduce a file uploading feature into your Rails application with the help of the Shrine gem. There are, however, a bunch of similar solutions available, and one of my favorites is Dragonfly—an easy-to-use uploading solution for Rails and…

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Managing Cron Jobs Using Python

In this tutorial, you’ll learn the importance of cron jobs and why you need them. You’ll have a look at python-crontab, a Python module to interact with the crontab. You’ll learn how to manipulate cron jobs from a Python program using the python-crontab module. What Is Cron? During system administration, it’s necessary to run background…

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