When you use a docker-compose,you can want restart a service without restart all services.
Type the following command :
docker-compose up --no-deps containername
When you use a docker container, it could be interresting to be with root user.
It can be necessary to install some temporary tools for instance.
To simply you connect to the container with root user (id = 0), type the following command :
docker exec -u 0 -it mycontainer /bin/sh
Sometimes when you install manually some packages, they are broken and the command
sudo apt --fix-broken install
does not works !
In this case, 2 steps to correct:
- Soft correction
sudo apt-get update --fix-missing sudo dpkg --configure -a sudo apt-get install -f
If the problem of a...
In development, when you updates records in database through a form, it's very interesting to known what have changed and what have not changed.
If you use Doctrine with entities, these informations are easily to determined. For instance with an
user entity :
$uow = $this->em->getUnitO...
With GIT, a great cheat sheet is more efficient than a long text !