FROM ubuntu:14.04
MAINTAINER example@example.com
ENV foo /bar
WORKDIR ${foo}   
ADD . $foo       
COPY \$foo /quux 
RUN apt-get update && apt-get install -y software-properties-common\
    zsh curl wget git htop\
    unzip vim telnet
RUN ["/bin/bash", "-c", "echo hello ${USER}"]
CMD ["executable","param1","param2"]
CMD command param1 param2
EXPOSE 1337
ENV myName="John Doe" myDog=Rex\ The\ Dog \
    myCat=fluffy
ENV myName John Doe
ENV myDog Rex The Dog
ENV myCat fluffy
ADD hom* /mydir/        
ADD hom?.txt /mydir/    
COPY hom* /mydir/        
COPY hom?.txt /mydir/    
ENTRYPOINT ["executable", "param1", "param2"]
ENTRYPOINT command param1 param2
VOLUME ["/data"]
USER daemon
LABEL com.example.key-with-value="foo"
LABEL version="1.0"
LABEL description="This text illustrates \
that label-values can span multiple lines."
WORKDIR /path/to/workdir
ONBUILD ADD . /app/src