CKeditor
Chamilo: Fixing editor areas after an upgrade

Sometimes you might face issues in Chamilo after a version upgrade whereby the large edition areas (textarea elements in HTML) do not appear anymore. This is a possible side effect of both the server cache and your browser cache. To…

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Using Chamilo for MOOCs

Although the hype around MOOCs has faded a bit already, these Massively Open Online Courses are now part of the daily internet products or services you can invest in to make your professional or personal life better in the short,…

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Why is the Chamilo package so big?

In recent years, the Chamilo LMS software we develop has grown in size, to something that many people might consider unreasonable (to some extent, we do too). This article explains why the Chamilo package for Chamilo 1.11.8 weighs 1100MB (yeah,…

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Chamilo now supported by all major auto-installers

Since mid-2018, Chamilo is supported by all 3 major auto-installer platforms: Softaculous, Fantastico and Installatron, making it easier than ever to install on your own hosted server equiped with CPanel or anything similar. Chamilo has been growing faster and faster…

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Why so many settings in Chamilo’s configuration.php?

If you install Chamilo 1.11.6, for example, and dive into the details of its configuration, you might get confused by the fact that we have a “settings_current” table in the database at the same time as we have a (large)…

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Twig errors with custom template on Chamilo upgrade

If you use Chamilo and decided to develop your own template, you might be faced with an issue while upgrading from Chamilo 1.11.2 (or below) to 1.11.4 (or above). The issue will usually be reflected by either of these: a…

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Chamilo 1.11.4 beta install welcome screen
Installation guide for Chamilo 1.11.4 on Digital Ocean with PHP7

This guide will take you through the process of installing the Chamilo e-learning portal, version 1.11.4 on a fresh Digital Ocean instance,on an Ubuntu 17.04 64bit distribution (also works with minor changes with Ubuntu 18.04) To follow this guide, you…

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Assignments in LMS: How to cope with disk space issues

In this article, we’ll talk about managing an LMS when all institutional assignments handed in by students have to be handed in through the LMS, and what that means if you have several thousand students. This case is based on…

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Remove permanent redirect (HTTP 301) cache in Firefox

As a web developer configuring SSL certificates on websites you deliver, as we do, you might be faced, one day, with a small issue about configuring a 301 redirect from HTTP to HTTPS that has to be reverted. It so…

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Chart of execution time between dirname(__FILE__) and __DIR__ in PHP, showing 4 to 10 times efficiency improvement using __DIR__
dirname(__FILE__) vs __DIR__, which is faster?

If you’re developing PHP software today but studied PHP based on old-ish manuals or manuals written by people who did, you might find a mix of calls to dirname(__FILE__) and __DIR__ and wonder what the difference is… Past the fact…

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