This is the last article in the "New in Symfony 3.2" series. Symfony 3.2 will be released at the end of this month after six months of work and several hundreds of pull requests (more than 200 of them labeled as "new features").
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Symfony 3.2 includes tens of minor tweaks and improvements to make your work easier and to improve your productivity. This article summarizes some of those DX improvements.
Symfony 3.2 introduced a new FirewallConfig class that exposes the full firewall configuration. This class is now used in the Symfony Profiler to dump the entire firewall configuration.
Symfony 3.2 adds new cache adapters (NullAdapter, PhpFilesAdapter, PdoAdapter), a new way to create tag-aware adapters and a command to clear cache pools.