If you have to go for a Drupal core update from a previous install based on composer_manager or drush (both deprecated), consider installing something robust, Composer friendly, that excludes vendor and core for a lightweight repository and enables CI and automation tools like Phing, Behat, PHPUnit, CodeSniffer, ...
If you don't have Drupal VM installed, head to the documentation.
The df -h command shows the remaining space in human readable format.
If your disk is almost full (Use% column in the df -h result), you should go for the du command, see below.
Just bookmarking here the amazing documentation that was produced during the Dev Days.
Here are a plain list of modules that really gives site builders front and backend super powers and make these two categories of developers closer than ever.
It supports the creation of new pages, and allows placing blocks within that page.
Like Drupal 7's Page Manager, it provides a concept of "page variants", each with their own selection conditions.
Additionally, it can be used to take over an existing page, like overriding /node/% to change what is displayed when viewing a node.
A collection of most used drush commands.
The full list of commands is documented on Drush Commands.
Download Drupal core and install it in 3 commands.
