72f138206877a0e130eccb98049d2b25dadb6e79
technology/cloud/docker.md
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5 | 5 | docker cp <container_id>:/path/to/file /path/to/save |
6 | 6 | ``` |
7 | 7 | |
8 | +## clean up old images |
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9 | +``` |
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10 | +docker rmi -f $(docker images --filter "dangling=true" -q) |
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11 | +docker image prune |
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12 | +``` |
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13 | + |
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14 | + |
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8 | 15 | ## ref |
9 | 16 | - :1: https://stackoverflow.com/questions/44027873/how-to-create-a-new-docker-image-from-a-running-container-on-amazon |
10 | 17 | - :2: https://stackoverflow.com/questions/43699368/configure-docker-daemon-port-to-enable-docker-apis/43713435#43713435 |