Tips

• gitgit
  Local Git Exclude
  Edit the local exclude file in your git repo without having to edit the global .gitignore
  .git/info/exclude
  Source: StackOverflow
  Counting files in a git repo
  git ls-files | wc -l
  
  Source: Stackoverflow
  
• JekyllJekyll
  Set env variable PAGES_REPO_NWO to build on [[Netlify]]
  Set the environment variable PAGES_REPO_NWO to a repo such as spadebuilders/EIPs if you want to have Jekyll sites build on Netlify.
  Posts by Year
  
  {% for post in site.posts %}
  {% capture current_year %}{{ post.date | date: "%Y" }}{% endcapture %}
  {% if current_year != previous_year %}
  {% unless forloop.first %}
  </ul>
  {% endunless %}
  <h2>{{ current_year }}</h2>
  <ul>
  {% assign...
• Google SheetsGoogle Sheets
  Google Sheets tips & tricks
  Concatenate a Range
  Example usage: a column with a list of email addresses
  =textjoin(", ", 1, A1:A14)
  
• UbuntuUbuntu
  Add a user to sudo group
  usermod -aG sudo <username>
  Count files recursively in a directory
  find <directory> -type f | wc -l
  Also suppress permission denied errors:
  find <directory> -type f 2> /dev/null | wc -l
  Reference Articles
  Installing node / yarn on Ubuntu 18
  https://linuxize.com/post/how-to-install-yarn-on-ubuntu-18-04/
  
  For nodejs, sudo apt-get install nodejs gets you node8 (which is old)
  So, need curl -sL https://deb.nodesource.com/setup_10.x | sudo -E bash -
  whi...
• wgetwget
  Download an entire website with wget
  Source: Linux Journal
  wget \
  --recursive \
  --no-clobber \
  --page-requisites \
  --html-extension \
  --convert-links \
  --restrict-file-names=windows \
  --domains example1.com example2.com \
  --no-parent \
  example1.com
  
  You may also want to add --limit-rate=10k (or some similarly slow speed) so that you don’t trigger the site blocking you.
  Checking this into a git repo and putting it on GitHub Pages is a good way o...

Hosting

• HerokuHeroku
  Heroku CLI https://devcenter.heroku.com/articles/heroku-cli
  Heroku Teams https://devcenter.heroku.com/articles/heroku-teams – it used to be awkward to “share” deployments, or have a fake company user that owned it; teams are free for up to 5 members, then $10 per month for more. Also no free dynos for teams.
  I have been using Heroku for many many years. Heroku was [[serverless]] (and containers) before either term existed. I have helped get a variety of open source software running on Heroku ... https://heroku.com