

Open edX, modify lms.env.json in devstack If, while working with devstack distribution of Open edX you have difficulties with lms.env.json and lms.auth.json content (e.g. your configurations are ignored), have a look at:
Open edX, vagrant dirty shutdown and MongoDB You always have to keep in mind that command vagrant up turns on a virtual machine. When you turn off your workstation, remember to turn it off gracefully (with command vagrant halt or via SSH console).
Symfony ContainerAwareCommand executed from a custom Application It is clear that, if you want to use with profit all the services configured/developed on you Symfony application, you have to use a ContainerAwareCommand.
Use an old non PSR-0 library with Symfony2 and integrate it with composer (using gitlab) Since the title summarize enough the content, here there are the steps! Create the Git repo and format it in a way compatible with composer example:
Use Google Drive public hosting functionality If you share a folder without assigning any permission, you can build a custom url which points directly to the resource hosted on google cloud service.