| # first: | |
| lsbom -f -l -s -pf /var/db/receipts/org.nodejs.pkg.bom | while read f; do sudo rm /usr/local/${f}; done | |
| sudo rm -rf /usr/local/lib/node /usr/local/lib/node_modules /var/db/receipts/org.nodejs.* | |
| # To recap, the best way (I've found) to completely uninstall node + npm is to do the following: | |
| # go to /usr/local/lib and delete any node and node_modules | |
| cd /usr/local/lib | |
| sudo rm -rf node* |
This is a collection of links, examples and rants about Presenters/Decorators in Rails.
The "Decorator" pattern slowly started gaining popularity in Rails several years ago. It is not part of core Rails, and there's many different interpretations about how it should work in practice.
Jay Fields wrote about it in 2007 (before he switched back to Java and then Clojure): http://blog.jayfields.com/2007/03/rails-presenter-pattern.html
| class Array | |
| def to_csv(csv_filename="hash.csv") | |
| require 'csv' | |
| CSV.open(csv_filename, "wb") do |csv| | |
| csv << first.keys # adds the attributes name on the first line | |
| self.each do |hash| | |
| csv << hash.values | |
| end | |
| end | |
| end |
| # Temporarily redirects STDOUT and STDERR to /dev/null | |
| # but does print exceptions should there occur any. | |
| # Call as: | |
| # suppress_output { puts 'never printed' } | |
| # | |
| def suppress_output | |
| original_stderr = $stderr.clone | |
| original_stdout = $stdout.clone | |
| $stderr.reopen(File.new('/dev/null', 'w')) | |
| $stdout.reopen(File.new('/dev/null', 'w')) |
| # alias to edit commit messages without using rebase interactive | |
| # example: git reword commithash message | |
| reword = "!f() {\n GIT_SEQUENCE_EDITOR=\"sed -i 1s/^pick/reword/\" GIT_EDITOR=\"printf \\\"%s\\n\\\" \\\"$2\\\" >\" git rebase -i \"$1^\";\n git push -f;\n}; f" | |
| # transfer all git repos from one org to another org | |
| gh repo list {orgname} --limit 300 --json nameWithOwner -q '.[].nameWithOwner' | xargs -I {} gh api --method POST repos/{}/transfer -f new_owner={neworg} | |
| # aliases to change a git repo from private to public, and public to private using gh-cli | |
| alias gitpublic="gh repo edit --accept-visibility-change-consequences --visibility public" | |
| alias gitprivate="gh repo edit --accept-visibility-change-consequences --visibility private" |
| # Thanks to this post: | |
| # http://blog.ikato.com/post/15675823000/how-to-install-consolas-font-on-mac-os-x | |
| $ brew install cabextract | |
| $ cd ~/Downloads | |
| $ mkdir consolas | |
| $ cd consolas | |
| $ curl -O http://download.microsoft.com/download/f/5/a/f5a3df76-d856-4a61-a6bd-722f52a5be26/PowerPointViewer.exe | |
| $ cabextract PowerPointViewer.exe | |
| $ cabextract ppviewer.cab |
| # Installation | |
| brew install ffmpeg --with-vpx --with-vorbis --with-libvorbis --with-vpx --with-vorbis --with-theora --with-libogg --with-libvorbis --with-gpl --with-version3 --with-nonfree --with-postproc --with-libaacplus --with-libass --with-libcelt --with-libfaac --with-libfdk-aac --with-libfreetype --with-libmp3lame --with-libopencore-amrnb --with-libopencore-amrwb --with-libopenjpeg --with-openssl --with-libopus --with-libschroedinger --with-libspeex --with-libtheora --with-libvo-aacenc --with-libvorbis --with-libvpx --with-libx264 --with-libxvid | |
| # Easy Peasy | |
| ffmpeg -i video.mp4 video.webm |
| #!/bin/sh | |
| if [ -t 0 ]; then | |
| if [ -z "$1" ]; then | |
| echo "usage: tny long_url [custom_keyword]" | |
| echo "" | |
| echo "Shorten URLs with tny.im URL shortener" | |
| echo "This script expects a long URL to shorten either as an argument or passed through STDIN." | |
| echo "When using arguments, an optional second argument can be provided to customize the later part of the short URL (keyword)." | |
| exit 1 | |
| fi |
Taken from Using MacOSX Lion command line mail with Gmail as SMTP
Edit file /etc/postfix/main.cf
sudo vim /etc/postfix/main.cf