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shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker run -d -p 8088:80 --name welcome-to-docker docker/welcome-to-docker
docker: Error response from daemon: Conflict. The container name "/welcome-to-docker" is already in use by container "b80937e409300373aeb5a90bacedfaf34a4d4be4b67b39604a75c04b6f0e55fb". You have to remove (or rename) that container to be able to reuse that name.
See 'docker run --help'.
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker run --help

Usage:  docker run [OPTIONS] IMAGE [COMMAND] [ARG...]

Create and run a new container from an image

Aliases:
  docker container run, docker run

Options:
      --add-host list                  Add a custom host-to-IP mapping (host:ip)
      --annotation map                 Add an annotation to the container (passed through to the OCI runtime) (default map[])
  -a, --attach list                    Attach to STDIN, STDOUT or STDERR
      --blkio-weight uint16            Block IO (relative weight), between 10 and 1000, or 0 to disable (default 0)
      --blkio-weight-device list       Block IO weight (relative device weight) (default [])
      --cap-add list                   Add Linux capabilities
      --cap-drop list                  Drop Linux capabilities
      --cgroup-parent string           Optional parent cgroup for the container
      --cgroupns string                Cgroup namespace to use (host|private)
                                       'host':    Run the container in the Docker host's cgroup namespace
                                       'private': Run the container in its own private cgroup namespace
                                       '':        Use the cgroup namespace as configured by the
                                                  default-cgroupns-mode option on the daemon (default)
      --cidfile string                 Write the container ID to the file
      --cpu-period int                 Limit CPU CFS (Completely Fair Scheduler) period
      --cpu-quota int                  Limit CPU CFS (Completely Fair Scheduler) quota
      --cpu-rt-period int              Limit CPU real-time period in microseconds
      --cpu-rt-runtime int             Limit CPU real-time runtime in microseconds
  -c, --cpu-shares int                 CPU shares (relative weight)
      --cpus decimal                   Number of CPUs
      --cpuset-cpus string             CPUs in which to allow execution (0-3, 0,1)
      --cpuset-mems string             MEMs in which to allow execution (0-3, 0,1)
  -d, --detach                         Run container in background and print container ID
      --detach-keys string             Override the key sequence for detaching a container
      --device list                    Add a host device to the container
      --device-cgroup-rule list        Add a rule to the cgroup allowed devices list
      --device-read-bps list           Limit read rate (bytes per second) from a device (default [])
      --device-read-iops list          Limit read rate (IO per second) from a device (default [])
      --device-write-bps list          Limit write rate (bytes per second) to a device (default [])
      --device-write-iops list         Limit write rate (IO per second) to a device (default [])
      --disable-content-trust          Skip image verification (default true)
      --dns list                       Set custom DNS servers
      --dns-option list                Set DNS options
      --dns-search list                Set custom DNS search domains
      --domainname string              Container NIS domain name
      --entrypoint string              Overwrite the default ENTRYPOINT of the image
  -e, --env list                       Set environment variables
      --env-file list                  Read in a file of environment variables
      --expose list                    Expose a port or a range of ports
      --gpus gpu-request               GPU devices to add to the container ('all' to pass all GPUs)
      --group-add list                 Add additional groups to join
      --health-cmd string              Command to run to check health
      --health-interval duration       Time between running the check (ms|s|m|h) (default 0s)
      --health-retries int             Consecutive failures needed to report unhealthy
      --health-start-period duration   Start period for the container to initialize before starting health-retries countdown (ms|s|m|h)
                                       (default 0s)
      --health-timeout duration        Maximum time to allow one check to run (ms|s|m|h) (default 0s)
      --help                           Print usage
  -h, --hostname string                Container host name
      --init                           Run an init inside the container that forwards signals and reaps processes
  -i, --interactive                    Keep STDIN open even if not attached
      --ip string                      IPv4 address (e.g., 172.30.100.104)
      --ip6 string                     IPv6 address (e.g., 2001:db8::33)
      --ipc string                     IPC mode to use
      --isolation string               Container isolation technology
      --kernel-memory bytes            Kernel memory limit
  -l, --label list                     Set meta data on a container
      --label-file list                Read in a line delimited file of labels
      --link list                      Add link to another container
      --link-local-ip list             Container IPv4/IPv6 link-local addresses
      --log-driver string              Logging driver for the container
      --log-opt list                   Log driver options
      --mac-address string             Container MAC address (e.g., 92:d0:c6:0a:29:33)
  -m, --memory bytes                   Memory limit
      --memory-reservation bytes       Memory soft limit
      --memory-swap bytes              Swap limit equal to memory plus swap: '-1' to enable unlimited swap
      --memory-swappiness int          Tune container memory swappiness (0 to 100) (default -1)
      --mount mount                    Attach a filesystem mount to the container
      --name string                    Assign a name to the container
      --network network                Connect a container to a network
      --network-alias list             Add network-scoped alias for the container
      --no-healthcheck                 Disable any container-specified HEALTHCHECK
      --oom-kill-disable               Disable OOM Killer
      --oom-score-adj int              Tune host's OOM preferences (-1000 to 1000)
      --pid string                     PID namespace to use
      --pids-limit int                 Tune container pids limit (set -1 for unlimited)
      --platform string                Set platform if server is multi-platform capable
      --privileged                     Give extended privileges to this container
  -p, --publish list                   Publish a container's port(s) to the host
  -P, --publish-all                    Publish all exposed ports to random ports
      --pull string                    Pull image before running ("always", "missing", "never") (default "missing")
  -q, --quiet                          Suppress the pull output
      --read-only                      Mount the container's root filesystem as read only
      --restart string                 Restart policy to apply when a container exits (default "no")
      --rm                             Automatically remove the container when it exits
      --runtime string                 Runtime to use for this container
      --security-opt list              Security Options
      --shm-size bytes                 Size of /dev/shm
      --sig-proxy                      Proxy received signals to the process (default true)
      --stop-signal string             Signal to stop the container
      --stop-timeout int               Timeout (in seconds) to stop a container
      --storage-opt list               Storage driver options for the container
      --sysctl map                     Sysctl options (default map[])
      --tmpfs list                     Mount a tmpfs directory
  -t, --tty                            Allocate a pseudo-TTY
      --ulimit ulimit                  Ulimit options (default [])
  -u, --user string                    Username or UID (format: <name|uid>[:<group|gid>])
      --userns string                  User namespace to use
      --uts string                     UTS namespace to use
  -v, --volume list                    Bind mount a volume
      --volume-driver string           Optional volume driver for the container
      --volumes-from list              Mount volumes from the specified container(s)
  -w, --workdir string                 Working directory inside the container
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker run -d -p 8088:80 --name welcome-to-docker docker/welcome-to-docker
docker: Error response from daemon: Conflict. The container name "/welcome-to-docker" is already in use by container "b80937e409300373aeb5a90bacedfaf34a4d4be4b67b39604a75c04b6f0e55fb". You have to remove (or rename) that container to be able to reuse that name.
See 'docker run --help'.
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker container ls
CONTAINER ID   IMAGE     COMMAND   CREATED   STATUS    PORTS     NAMES
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker container ls -la
CONTAINER ID   IMAGE                             COMMAND                  CREATED          STATUS                      PORTS     NAMES
b80937e40930   docker/welcome-to-docker:latest   "/docker-entrypoint.…"   53 minutes ago   Exited (0) 27 minutes ago             welcome-to-docker
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker container rm welcome-to-docker 
welcome-to-docker
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker rm b80937e40930
Error response from daemon: No such container: b80937e40930
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker rm b80937e40930


^C%                                                                                                                              shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker container ls -la               
CONTAINER ID   IMAGE     COMMAND   CREATED   STATUS    PORTS     NAMES
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % github clone https://github.com/docker/welcome-to-docker
zsh: command not found: github
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % git clone https://github.com/docker/welcome-to-docker
Cloning into 'welcome-to-docker'...
remote: Enumerating objects: 94, done.
remote: Counting objects: 100% (25/25), done.
remote: Compressing objects: 100% (10/10), done.
remote: Total 94 (delta 20), reused 15 (delta 15), pack-reused 69
Receiving objects: 100% (94/94), 312.87 KiB | 2.25 MiB/s, done.
Resolving deltas: 100% (42/42), done.
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker run -d -p 8088:80 --name welcome-to-docker docker/welcome-to-docker
93a54981ba45e69625c986b58cb1b6556c31ec01b2ce7da26cee2c3b4ab8d587
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker %                                    
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker container ls
CONTAINER ID   IMAGE                      COMMAND                  CREATED              STATUS              PORTS                  NAMES
93a54981ba45   docker/welcome-to-docker   "/docker-entrypoint.…"   About a minute ago   Up About a minute   0.0.0.0:8088->80/tcp   welcome-to-docker
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % 
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker run -d -p 3030:80 --name welcome-to-docker docker/welcome-to-docker
docker: Error response from daemon: Conflict. The container name "/welcome-to-docker" is already in use by container "93a54981ba45e69625c986b58cb1b6556c31ec01b2ce7da26cee2c3b4ab8d587". You have to remove (or rename) that container to be able to reuse that name.
See 'docker run --help'.
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker run -d -p 3030:80 --name welcome-to-docker docker/welcome-to-docker
docker: Error response from daemon: Conflict. The container name "/welcome-to-docker" is already in use by container "93a54981ba45e69625c986b58cb1b6556c31ec01b2ce7da26cee2c3b4ab8d587". You have to remove (or rename) that container to be able to reuse that name.
See 'docker run --help'.
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker % docker run -d -p 3030:80 --name welcome-to-docker docker/welcome-to-docker-123
Unable to find image 'docker/welcome-to-docker-123:latest' locally
docker: Error response from daemon: pull access denied for docker/welcome-to-docker-123, repository does not exist or may require 'docker login': denied: requested access to the resource is denied.
See 'docker run --help'.
shrishtyjha@Akankshas-MacBook-Air welcome-to-docker %