Results for “Files & permissions”
Small, practical examples. Search by task or narrow things down below.
Override an env-file value explicitly
Docker / Compose: The environment section takes precedence over env_file.
Docker / Compose✓ Tested
Override an image’s entrypoint at runtime
Docker / Compose: An explicit entrypoint replaces the image entrypoint for this invocation.
Docker / Compose✓ Tested
Override the image entrypoint in Compose
Docker / Compose: entrypoint and command combine as executable and arguments.
Docker / Compose✓ Tested
Override the process working directory
Docker / Compose: The workdir option sets the directory for the container command.
Docker / Compose✓ Tested
Pass a named configuration value
Docker / Compose: Pass a named configuration value using a locally available Ubuntu image.
Docker / Compose✓ Tested
Pass an environment variable
Supply configuration without changing an image.
environment✓ Tested
Pass dollar expressions through Compose
Docker / Compose: Double dollar signs defer expansion to the container shell.
Docker / Compose✓ Tested
Pipe input into a container process
Docker / Compose: The interactive flag keeps standard input open without allocating a terminal.
Docker / Compose✓ Tested
Prepare an owned directory before dropping root
Docker / Compose: Create and chown the writable application path before USER.
Docker / Compose✓ Tested
Preserve a feature branch boundary with a merge commit
Git: No-ff records a merge commit even when a fast-forward would be possible.
Git✓ Tested
Prevent gaining privileges through exec
Docker / Compose: The no-new-privileges flag is visible in process status.
Docker / Compose✓ Tested
Preview removal of an untracked scratch file
Git: The dry-run flag shows what clean would remove without deleting it.
Git✓ Tested