- You MUST NOT try and generate a Rails app from scratch on your own by generating each file. For a NEW app you MUST use
rails new
first to generate all of the boilerplate files necessary. - Create an app in the current directory with
rails new .
- Use Tailwind CSS for styling. Use
--css tailwind
as an option on therails new
call to do this automatically. - Use Ruby 3.2+ and Rails 8.0+ practices.
- Use the default Minitest approach for testing, do not use RSpec.
- Default to using SQLite in development.
rails new
will do this automatically but take care if you write any custom SQL that it is SQLite compatible. - An app can be built with a devcontainer such as
rails new myapp --devcontainer
but only do this if requested directly. - Rails apps have a lot of directories to consider, such as app, config, db, etc.
- Adhere to MVC conventions: singular model names (e.g., Product) map to plural tables (products); controllers are plural.
- Guard against incapable browsers accessing controllers with `allo
For years, people have been using jemalloc with ruby. There were various benchmarks and discussions. Legend had it that Jemalloc 5 didn't work as well as Jemalloc 3.
Then, one day, hope appeared on the horizon. @wjordan offered a config for Jemalloc 5.
FROM ruby:3.1.2-bullseye
RUN apt-get update ; \
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require 'pp' | |
require 'bundler/inline' | |
gemfile do | |
source 'https://rubygems.org' | |
gem 'u-case', '~> 4.2.1' | |
gem 'pry-byebug' | |
gem 'awesome_print' | |
gem 'activesupport', require: 'active_support/all' |
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# frozen_string_literal: true | |
module Resourceable | |
extend ActiveSupport::Concern | |
included do | |
before_action :set_resource, only: %i[show edit update destroy] | |
before_action :authorize_resource | |
helper_method :resource |
Install some dependences
// improve battery perform
sudo add-apt-repository ppa:linrunner/tlp
sudo sh -c 'echo "deb [arch=amd64] https://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
A collection of Splunk recipes for Heroku logs. Instructions for setting up Splunk Storm with Heroku can be found here. For the vast majority of these recipes you'll need to have enabled the Heroku labs feature, log-runtime-metrics, for your application.
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# fino-time.zsh-theme | |
# Use with a dark background and 256-color terminal! | |
# Meant for people with RVM and git. Tested only on OS X 10.7. | |
# You can set your computer name in the ~/.box-name file if you want. | |
# Borrowing shamelessly from these oh-my-zsh themes: | |
# bira | |
# robbyrussell |
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#!/bin/sh | |
set -eu | |
snap list --all | awk '/disabled/{print $1, $3}' | | |
while read snapname revision; do | |
sudo snap remove "$snapname" --revision="$revision" | |
done | |
#observation: I copied this script from another person but i don't remember where. |
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# If you come from bash you might have to change your $PATH. | |
# export PATH=$HOME/bin:/usr/local/bin:$PATH | |
# Path to your oh-my-zsh installation. | |
export ZSH="$HOME/.oh-my-zsh" | |
# Set name of the theme to load --- if set to "random", it will | |
# load a random theme each time oh-my-zsh is loaded, in which case, | |
# to know which specific one was loaded, run: echo $RANDOM_THEME | |
# See https://github.com/ohmyzsh/ohmyzsh/wiki/Themes |
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