Results for “write file”
Small, practical examples. Search by task or narrow things down below.
Replace a path extension
C#: Path.ChangeExtension transforms a path string without moving or creating a file.
C#✓ Tested
Run a one-off process with a numeric user ID
Docker / Compose: The user option overrides the image’s default identity.
Docker / Compose✓ Tested
Run an image as a non-root user
Choose an unprivileged numeric identity for the default process.
Dockerfile✓ Tested
Serialize a 16-bit integer in big-endian order
C: Explicit shifts make a byte format independent of the CPU’s native byte order.
C✓ Tested
Serialize an object to JSON
Serialize a small anonymous C# object with System.Text.Json.
C#✓ Tested
Set a container’s own hostname
Docker / Compose: hostname changes the name reported inside the container.
Docker / Compose✓ Tested
Set a working directory
Choose the default directory for later instructions and the running process.
Dockerfile✓ Tested
Set an image’s default command
Use JSON array syntax for a predictable command.
Dockerfile✓ Tested
Supply an environment variable to an exec process
Docker / Compose: An exec environment override applies to the new process only.
Docker / Compose✓ Tested
Turn on the built-in LED
Configure the Uno’s LED pin as an output and drive it high.
LED_BUILTIN✓ Tested
Use a build argument while creating an image
Docker / Compose: ARG supplies a build-time value that is not automatically a runtime environment variable.
Docker / Compose✓ Tested
Abort a conflicting cherry-pick
Git: Abort removes the incomplete replay and returns to the previous branch state.
Git✓ Tested