symfony/symfony-docs — pull request #3766 by xabbuh (2014-04-06 10:38:17+00:00)
Title: [Book] add note about services and the service container in the form cha...

...pter

| Q | A
| ------------- | ---
| Doc fix? | yes
| New docs? | no
| Applies to | all
| Fixed tickets |

Services and the service container were not explained when reading the form chapter. Thus, I thought it is worth mentioning how to learn more about them if people get confused with all the new terms.