senooken JP Social
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senooken JP Socialはsenookenの専用分散SNSです。
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  1. Sajith (sajith@toot.cafe)'s status on Monday, 28-Jan-2019 23:32:56 JST Sajith Sajith

    Today I learned about this very handy GNU Bash feature:

    cat < /dev/tcp/127.0.0.1/22

    How do you check if a remote port is reachable when you do not have any of nc, telnet, wget, curl, and the such? This is how you do it!

    https://www.gnu.org/software/bash/manual/html_node/Redirections.html

    In conversation Monday, 28-Jan-2019 23:32:56 JST from toot.cafe permalink
    • Diogo Cordeiro repeated this.

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senooken JP Social is a social network, courtesy of senooken. It runs on GNU social, version 2.0.2-beta0, available under the GNU Affero General Public License.

Creative Commons Attribution 3.0 All senooken JP Social content and data are available under the Creative Commons Attribution 3.0 license.