Dieter S. dieter-medium
dieter-medium
/ ci.yml
Created
May 12, 2025 13:06
Quick Docker commands to troubleshoot networking in GitHub Actions runners—inject host.docker.internal and test reachability, including auto-detecting private IP.
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| check-env: | |
| permissions: | |
| contents: read | |
| pull-requests: write | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/checkout@v3 | |
| - name: Set up Ruby | |
| uses: ruby/setup-ruby@v1 | |
| with: |
dieter-medium
/ bidi-example.rb
Last active
May 5, 2025 06:59
This proof of concept demonstrates how to generate a PDF from a local HTML file using plain Ruby and WebDriver BiDi. The script starts Chromedriver in headless mode, creates a new browsing context via BiDi, navigates to the specified local file (using a placeholder for the file path), and prints the page as a PDF over a WebSocket connection. No …
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| #!/usr/bin/env ruby | |
| # see: | |
| # https://w3c.github.io/webdriver-bidi/#command-browsingContext-print | |
| # https://chromedevtools.github.io/devtools-protocol/tot/Page/#method-printToPDF | |
| # https://github.com/GoogleChromeLabs/chromium-bidi/blob/main/examples/print_example.py | |
| # https://github.com/GoogleChromeLabs/chromium-bidi/blob/main/examples/_helpers.py | |
| require 'net/http' |
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| # frozen_string_literal: true | |
| source "https://rubygems.org" | |
| git_source(:github) {|repo_name| "https://github.com/#{repo_name}" } | |
| gem 'matplotlib' | |
| gem 'numpy' |
dieter-medium
/ costs-table.svg
Last active
April 6, 2022 18:41
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| def say_custom(text) | |
| say "\033[1m\033[36mcustom template\033[0m #{text}" | |
| end | |
| say_custom "Adding additional gems" | |
| gem_group :development do | |
| gem "selenium-webdriver" | |
| gem "webdrivers" | |
| gem "simplecov", require: false |
dieter-medium
/ Dockerfile.dev
Last active
March 18, 2022 07:58
A docker compose environment for Ruby on Rails development
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| ARG RUBY_VERSION=3.1.0-jemalloc | |
| FROM quay.io/evl.ms/fullstaq-ruby:2.7.5-jemalloc-bullseye-slim | |
| RUN apt-get update -qq && apt-get install -y nodejs npm default-mysql-client default-libmysqlclient-dev libsqlite3-dev build-essential libxml2 libxml2-dev zlib1g-dev libxslt-dev git procps wget | |
| RUN apt-get update -qq && apt-get install -y libvips | |
| RUN wget --no-verbose -O /tmp/chrome.deb http://dl.google.com/linux/chrome/deb/pool/main/g/google-chrome-stable/google-chrome-stable_93.0.4577.82-1_amd64.deb && apt install -y /tmp/chrome.deb | |
| RUN npm install --global yarn | |
| WORKDIR /myapp |