Maciej Głowacki glowacki-dev

## script.sh
# Extract video frames, set fps to actual fps of the video
ffmpeg -c:v libvpx-vp9 -i video.webm -vf fps=30 frame-%03d.png

# Merge frames back into movie and encode it to hevc with transparency
ffmpeg -i 'frame-%03d.png' -c:v hevc_videotoolbox -allow_sw 1 -alpha_quality 1 -vtag hvc1 -vf fps=30 hevc.mp4

## keybase.md

      
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              September 3, 2020 07:45
            
          
    Keybase proof

I hereby claim:

I am glowacki-dev on github.
I am bombasarkadian (https://keybase.io/bombasarkadian) on keybase.
I have a public key ASCUnp-hwRR0im6dkqxetfUx7IDdN8oFusGwKSI4BUrIbAo

To claim this, I am signing this object:

  
## scopes_in_block.rb
# frozen_string_literal: true

require "bundler/inline"

gemfile(true) do
  source "https://rubygems.org"

  git_source(:github) { |repo| "https://github.com/#{repo}.git" }

  gem "rails", github: "rails/rails"

## .gitlab-ci.yml
image: registry.your-gitlab-server.com/some-user/some-project:master

variables:
  RAILS_ENV: test
  POSTGRES_DB: test
  POSTGRES_USER: test
  POSTGRES_PASSWORD: test-password

before_script:
  - bundle install --without development production

## Dockerfile
FROM ruby:2.5.0

RUN curl -sL https://deb.nodesource.com/setup_8.x | bash -
RUN apt-get -qyy install nodejs libpq-dev cmake

COPY Gemfile* /
RUN bundle install --without development production
RUN rm Gemfile*

ENV LANG=C.UTF-8

## .gitlab-ci.yml
image: "ruby:2.4"

cache:
  paths:
    - vendor/ruby

variables:
  RAILS_ENV: test
  POSTGRES_DB: test
  POSTGRES_USER: test

## import.rake
file = "/tmp/#{SecureRandom.uuid}"

select = <<~MySQL
  SELECT id + #{@user_offset}, email, name, created_at, updated_at
  FROM users
  INTO OUTFILE '#{file}_users'
  FIELDS TERMINATED BY ','
  OPTIONALLY ENCLOSED BY '"'
  LINES TERMINATED BY '\n';
MySQL

## parallel.rb
4.times do |i|
  fork do
    ...
  end
end
Process.waitall

## batch_insert.sql
INSERT INTO `foo` (`bar`, `baz`) VALUES (1, 2), (3, 4), …

## disable_trigger.sql
ALTER TABLE comments DISABLE TRIGGER ALL;
	# Extract video frames, set fps to actual fps of the video
	ffmpeg -c:v libvpx-vp9 -i video.webm -vf fps=30 frame-%03d.png

	# Merge frames back into movie and encode it to hevc with transparency
	ffmpeg -i 'frame-%03d.png' -c:v hevc_videotoolbox -allow_sw 1 -alpha_quality 1 -vtag hvc1 -vf fps=30 hevc.mp4
	# frozen_string_literal: true

	require "bundler/inline"

	gemfile(true) do
	source "https://rubygems.org"

	git_source(:github) { \|repo\| "https://github.com/#{repo}.git" }

	gem "rails", github: "rails/rails"
	image: registry.your-gitlab-server.com/some-user/some-project:master

	variables:
	RAILS_ENV: test
	POSTGRES_DB: test
	POSTGRES_USER: test
	POSTGRES_PASSWORD: test-password

	before_script:
	- bundle install --without development production
	FROM ruby:2.5.0

	RUN curl -sL https://deb.nodesource.com/setup_8.x \| bash -
	RUN apt-get -qyy install nodejs libpq-dev cmake

	COPY Gemfile* /
	RUN bundle install --without development production
	RUN rm Gemfile*

	ENV LANG=C.UTF-8
	image: "ruby:2.4"

	cache:
	paths:
	- vendor/ruby

	variables:
	RAILS_ENV: test
	POSTGRES_DB: test
	POSTGRES_USER: test
	file = "/tmp/#{SecureRandom.uuid}"

	select = <<~MySQL
	SELECT id + #{@user_offset}, email, name, created_at, updated_at
	FROM users
	INTO OUTFILE '#{file}_users'
	FIELDS TERMINATED BY ','
	OPTIONALLY ENCLOSED BY '"'
	LINES TERMINATED BY '\n';
	MySQL