m-yamashita

# Dockerfile

RUN \
        set -xeuv &&\
        bundle --version &&\
        gem uninstall bundler &&\
        gem install -i /tmp/bundler bundler -v 2.0.1 &&\
        ls -al /tmp/bundler/gems/bundler-2.0.1/exe/bundle &&\
        /tmp/bundler/gems/bundler-2.0.1/exe/bundle --version &&\
        bundle --version

m-yamashita

aws --output text autoscaling describe-auto-scaling-instances \
  --query 'AutoScalingInstances[?AutoScalingGroupName==`awseb-e-hogehoge-stack-AWSEBAutoScalingGroup-FUGAFUGA`].InstanceId'

m-yamashita

alias gs="git status"

m-yamashita

: > foo.log # ファイルを 0 バイトで上書き

m-yamashita

Examples:
after:    \v     \m       \M       \V       matches ~
              'magic' 'nomagic'
          $      $        $        \$       matches end-of-line
          .      .        \.       \.       matches any character
          *      *        \*       \*       any number of the previous atom
          ()     \(\)     \(\)     \(\)     grouping into an atom
          |      \|       \|       \|       separating alternatives
          \a     \a       \a       \a       alphabetic character
          \\     \\       \\       \\       literal backslash

m-yamashita

    # Heading level 1

    ## Heading level 2

    ### Heading level 3

    #### Heading level 4

    ##### Heading level 5

m-yamashita

nmap n nzz
nmap N Nzz
nmap * *zz
nmap # #zz

m-yamashita

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