The snippet library.
Small, practical examples. Search by task or narrow things down below.
Define a one-off Compose service
Describe an image and command in a reusable YAML file.
Compose✓ Tested
Disable a service’s network interfaces
Docker / Compose: network_mode none leaves only the loopback interface.
Docker / Compose✓ Tested
Disable networking for a Compose command
Docker / Compose: Disable networking for a Compose command in a small Compose file.
Docker / Compose✓ Tested
Disable networking for a local command
Docker / Compose: Disable networking for a local command using a locally available Ubuntu image.
Docker / Compose✓ Tested
Drop all optional Linux capabilities
Docker / Compose: The effective capability mask becomes zero after cap-drop ALL.
Docker / Compose✓ Tested
Drop capabilities for a Compose service
Docker / Compose: cap_drop ALL removes optional Linux capabilities.
Docker / Compose✓ Tested
Drop Linux capabilities for a simple command
Docker / Compose: Drop Linux capabilities for a simple command using a locally available Ubuntu image.
Docker / Compose✓ Tested
Enable an init process for a service
Docker / Compose: init adds a small PID 1 process to forward signals and reap children.
Docker / Compose✓ Tested
Exclude files from the build context
Docker / Compose: A dockerignore file prevents selected local files from being copied.
Docker / Compose✓ Tested
Export a container filesystem into a new image
Docker / Compose: export contains filesystem data; import creates a new image from it.
Docker / Compose✓ Tested
Find a named container in the created state
Docker / Compose: Combine name and status filters to narrow a listing.
Docker / Compose✓ Tested
Force a disposable container to stop
Docker / Compose: kill sends SIGKILL by default without a graceful shutdown interval.
Docker / Compose✓ Tested