| # 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 \"$1^\";\n git push -f;\n}; f" | |
| # git alias to tag and push a version | |
| tagpush = "!f(){ t=${1#v}; git tag v$t && git push origin v$t; }; f" | |
| # git alias to download single file from a repo in format of user/repo file | |
| fetch-file = "!f() { out=\"${4:-$(basename \"$2\")}\"; if gh api \"repos/$1/contents/$2\" ${3:+-f ref=$3} --jq '.content' 2>/dev/null | base64 --decode > \"$out\" 2>/dev/null; then echo \"Downloaded $2 → $out\"; else echo \"Failed\"; rm -f \"$out\"; fi; }; f" |
| # 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')) | |
| $stdout.reopen(File.new('/dev/null', 'w')) |
| class Array | |
| def to_csv(csv_filename="hash.csv") | |
| require 'csv' | |
| CSV.open(csv_filename, "wb") do |csv| | |
| csv << first.keys # adds the attributes name on the first line | |
| self.each do |hash| | |
| csv << hash.values | |
| end | |
| end | |
| end |
This is a collection of links, examples and rants about Presenters/Decorators in Rails.
The "Decorator" pattern slowly started gaining popularity in Rails several years ago. It is not part of core Rails, and there's many different interpretations about how it should work in practice.
Jay Fields wrote about it in 2007 (before he switched back to Java and then Clojure): http://blog.jayfields.com/2007/03/rails-presenter-pattern.html
| # first: | |
| lsbom -f -l -s -pf /var/db/receipts/org.nodejs.pkg.bom | while read f; do sudo rm /usr/local/${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* |
| namespace :json do | |
| desc "Export all data to JSON files" | |
| task :export => :environment do | |
| Rails.application.eager_load! | |
| ActiveRecord::Base.descendants.each do |model| | |
| file = File.open(File.join(Rails.root, "db", "export", "#{model.table_name}.json"), 'w') | |
| file.write model.all.to_json | |
| file.close | |
| end |
SSH into Root
$ ssh root@123.123.123.123
Change Root Password
| #!/usr/bin/env ruby | |
| # Validates that you don't commit forbidden keywords to the repo | |
| # You can skip this checking with 'git commit --no-verify' | |
| exit 0 if ARGV.include?('--no-verify') | |
| # Update this list with your own forbidden keywords | |
| KEYWORDS = %w(binding.pry console.log debugger) | |
| def red(text) "\033[31m#{text}\033[0m"; end |
| #!/bin/bash | |
| # from here: http://www.codingsteps.com/install-redis-2-6-on-amazon-ec2-linux-ami-or-centos/ | |
| # and here: https://raw.github.com/gist/257849/9f1e627e0b7dbe68882fa2b7bdb1b2b263522004/redis-server | |
| ############################################### | |
| # To use: | |
| # wget https://gist.githubusercontent.com/four43/e00d01ca084c5972f229/raw/install-redis.sh | |
| # chmod 777 install-redis.sh | |
| # ./install-redis.sh | |
| ############################################### | |
| echo "*****************************************" |
