Place holder for slides and references.
Slides
https://markkoh.com/sites/default/files/download/cebu%202017.pdf
Reference:
Git
https://www.youtube.com/watch?v=QWfmhuk8cAM
https://git-scm.com/downloads/guis
Drush
https://drushcommands.com
https://orga.cat/posts/most-useful-drush-commands
http://docs.drush.org/en/master/install/
https://groups.drupal.org/drush
http://iztoksmolic.com/drush-8-on-mac-osx-and-mamp/
https://www.youtube.com/watch?v=ZqY_XsCTmAc
https://www.drupal.org/node/2603018
CSS Preprocessor
http://lesscss.org
http://sass-lang.com
https://goo.gl/LUrAqM
https://smacss.com
https://www.keycdn.com/blog/sass-vs-less/
Editor
https://www.shopify.com/partners/blog/best-atom-packages-2017
https://www.youtube.com/watch?v=fchZJvaktdc
https://goo.gl/anr45M
https://goo.gl/Ho2D5x