Pasting output from previous bash command as arguments

by patraulea 5 years ago

GNU/Linux • xterm • bash 2128 views

The output from non-interactive commands can be saved to a file using bash aliases, for loading it back into vim using a (Ctrl-G) shortcut. Fields such as IP addresses, files or anything else can then be yanked into the next bash command, without using a mouse.

Bashrc snippet: https://gist.github.com/harjoc/98d56def6011f5de7ea1f1900a912e5f

https://asciinema.org/a/395092

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Append ?t=30 to start the playback at 30s, ?t=3:20 to start the playback at 3m 20s.

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Embed as image link

Use snippets below to display a preview image linking to this recording.
Ideal for places where scripts are not allowed, such as project README files.

HTML:

<a href="https://asciinema.org/a/395092" target="_blank"><img src="https://asciinema.org/a/395092.svg" /></a>

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Markdown:

[![asciicast](https://asciinema.org/a/395092.svg)](https://asciinema.org/a/395092)

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<script src="https://asciinema.org/a/395092.js" id="asciicast-395092" async="true"></script>

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Download

Replay in terminal

You can replay the downloaded recording in your terminal using the asciinema play command:

asciinema play 395092.cast

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Use with stand-alone player on your website

Download asciinema player from the releases page (you only need .js and .css file), then use it like this:

<!DOCTYPE html>
<html>
<head>
  <link rel="stylesheet" type="text/css" href="/assets/asciinema-player.css" />
</head>
<body>
  <div id="player"></div>
  <script src="/assets/asciinema-player.min.js"></script>
  <script>
    AsciinemaPlayer.create(
      '/assets/395092.cast',
      document.getElementById('player'),
      { cols: 80, rows: 24 }
    );
  </script>
</body>
</html>

See asciinema player quick-start guide for full usage instructions.

While this site doesn't provide GIF conversion at the moment, you can still do it yourself with the help of asciinema GIF generator utility - agg.

Once you have it installed, generate a GIF with the following command:

agg https://asciinema.org/a/395092 demo.gif

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Or, if you already downloaded the recording file:

agg demo.cast demo.gif

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Check agg --help for all available options. You can change font family and size, select color theme, adjust speed and more.

See agg manual for full usage instructions.