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Recognizing the Differences Between a Dockerfile's COPY and ADD Commands

Arthur Petit

15 July 2024

Recognizing the Differences Between a Dockerfile's "COPY" and "ADD" Commands

A Dockerfile's ability to distinguish between COPY and ADD commands is essential for effective Dockerfile administration. To provide a safe and reliable build environment, copy local files and directories inside a container with the COPY command.

Dockerfile

Arthur Petit

14 July 2024

Knowing the Distinction Between Dockerfile's ENTRYPOINT and CMD

Effective container management requires an understanding of the minor differences between CMD and ENTRYPOINT in Dockerfiles. Despite their apparent similarities, the two commands have different objectives: While ENTRYPOINT guarantees that a command is always run, CMD offers default arguments.

Dockerfile