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Create Amazon IAM user
Step 1: https://docs.aws.amazon.com/IAM/latest/UserGuide/getting-startedcreate-admin-group.html Step 2: https://console.aws.amazon.com/iam/home?#/securitycredentials
SendGrid on Heroku
Not sure why everything I looked online makes it look complicated but this worked. And you don't even need to add the SendGrid gem. /config/environments/production.rb ruby config.action_mailer.de...
Sample workflow to undo changes
Understand this simple workflow to properly understand how revert and reset works ``` ~/code/gitfaffing % pico hello.txt ~/code/gitfaffing % git init ~/code/gitfaffing % git add . ~/code/gitfaffing...
Merge
Fast Forward Merge when you just have a simple branch from the master tip ``` Start a new feature git checkout -b new-feature master Edit some files git add <file> git commit -m "Start a feature" E...
Tips and Tricks
see compact tree of all your commits git log --graph --all --oneline --decorate if you do this a lot, you can add it as an alias ~/gitfaffing % git config --global alias.go 'log --graph --all --...
Working Directory, Staging Area, and Repository
(a) The working directory contains the files that are not handled by git. These files are also referred to as "untracked files." (b) Staging area contains the files that are going to be a part of t...
Undoing Changes
Undo latest commit using git revert HEAD ``` ~/code/gitfaffing % git log --oneline 481db44 (HEAD -> master) crazy edit of world.txt be880c6 added world.txt and edited hello.txt aa1a9d2 init ~/code/...
Branch
list branches git branch ` create (and checkout) new branch git checkout -b crazy-experiment ` delete branch (after merging) git branch -d crazy-experiment delete branch (not merged but you don...
Initializing a new Git repo
/Users/Sosie/code/lukeko ruby git init git add . git commit -m "init" Make changes and then ruby git commit -a -m "summary of what changed" If you add a file ruby git add . git commit -a -m "summ...
Install Fontawesome in Rails 6
% yarn add @fortawesome/fontawesome-free app/assets/stylesheets/application.scss scss @import '@fortawesome/fontawesome-free/scss/fontawesome'; in any view html <i class="fas fa-dragon"></i> ht...
Installing Bootstrap in Rails 6
% yarn add bootstrap jquery popper.js app/config/webpack/environment.js ```javascript const { environment } = require('@rails/webpacker') const webpack = require('webpack') environment.plugins.ap...
Run Heroku Rails apps in production mode locally
Procfile web: bundle exec puma -t 5:5 -p ${PORT:-3000} -e ${RACK_ENV:-development} .env RACK_ENV=production PORT=3000 .gitigore .env % rails assets:precompile % heroku local
Manage Ruby versions with rbenv
update rbenv ``` $ brew upgrade rbenv ruby-build list all available versions: $ rbenv install -l install a Ruby version: $ rbenv install 2.7.1 ``` set default/global version of ruby ~/.rbenv % ls ...
Save leaderstats to DataStore
ServerScriptService/PlayerSetup ```lua local DataStoreService = game:GetService("DataStoreService") local playerGold = DataStoreService:GetDataStore("playerGold") local function onPlayerJoin(player...
UserId
The UserId uniquely identifies every user account on Roblox. Unlike Instance.Name of a Player, which may change according the user’s present username, this value will never change for the same acco...
Beginner Video Tutorials
Video tutorials from Blender Guru https://www.youtube.com/playlist?list=PLjEaoINr3zgEq0u2MzVgAaHEBt--xLB6U
Leaderboards
ServerScriptService/PlayerSetup ```lua local function onPlayerJoin(player) local leaderstats = Instance.new("Folder", player) leaderstats.Name = "leaderstats" local gold = Instance.new("Int...
Data Store
used to save data which should persist between game sessions shared per game essentially a dictionary Each value can be indexed by a unique key which includes the player’s UserId network calls may ...