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ffmpeg -i "unstoppable_feat_micah_ariss.mp4" "unstoppable_feat_micah_ariss.flac"

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ffmpeg -i VID_20190715_103311.mp4 -vf scale=-1:720 -c:a copy VID_20190715_103311_720p60fps.mp4

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systemctl status

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ffmpeg -i videoplayback.mp4 -c:a copy -map 0:1 out.mp4

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ffmpeg -y -ss 0 -i video.mp4 -i video2.mp4 -filter_complex '[0:v]concat=n=1:v=1:a=0 [v]; [1:a]concat=n=1:v=0:a=1 [a]' -map '[v]' -map '[a]' -codec:v libx264 -pix_fmt yuv420p -preset fast -strict -2 -t 736 result.mp4

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ffmpeg -f lavfi -i amovie=Chen_style_Taiji_Chen_Yu_application_2.mp4,volumedetect -f null /dev/null

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(function(d) {
      var wf = d.createElement('script'), s = d.scripts[0];
      wf.src = 'https://ajax.googleapis.com/ajax/libs/webfont/1.6.26/webfont.js';
      wf.async = true;
      s.parentNode.insertBefore(wf, s);
   })(document);

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#!/usr/bin/env ruby
# encoding: utf-8
# frozen_string_literal: true

require 'benchmark'
require 'pg'

conn = PG.connect host: '127.0.0.1', dbname: 'dbname', user: 'root', password: 'root'
# conn = PG.connect host: '127.0.0.1', dbname: 'dbname', user: 'postgres', password: 'postgres', port: 12548 # container

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filter_index = vm.filters.indexOf filter

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# frozen_string_literal: true

RSpec.configure do |rspec|
  # This config option will be enabled by default on RSpec 4,
  # but for reasons of backwards compatibility, you have to
  # set it on RSpec 3.
  #
  # It causes the host group and examples to inherit metadata
  # from the shared context.
  rspec.shared_context_metadata_behavior = :apply_to_host_groups