zakariaf

Rails 7 new features. Before and After

• Add ComparisonValidator
• PostgreSQL generated columns
• PostgreSQL custom enum types
• Add tracking of belongs_to association
• association_previously_changed? method
• Add invert_where method
• Add associated method
• Add missing method
• Active Record Encryption

r00k

#!/bin/sh

# Set up Rails app. Run this script immediately after cloning the codebase.

# Exit if any subcommand fails
set -e

# Copy over configs
if ! [ -f .env ]; then
  cp .sample.env .env

rspeer

palkan

# if you want to render flamegraphs
gem "stackprof", require: false # required by flamegraph
gem "flamegraph", require: false

palkan

module FactoryGirl
  module Doctor
    module FloatDuration
      refine Float do
        def duration
          t = self
          format("%02d:%02d.%03d", t / 60, t % 60, t.modulo(1) * 1000)
        end
      end
    end

eyecatchup

git commit stats

Commands to get commit statistics for a Git repository from the command line -
using git log, git shortlog and friends.

---

monolithed

[port]:
1. Install Xcode-Beta from https://developer.apple.com/xcode/downloads/
2. ➜ sudo xcode-select -s /Applications/Xcode-Beta.app/Contents/Developer/
3. ➜ sudo xcodebuild -license
4. ➜ sudo port clean install

[brew]:
➜ cd `brew --repository`
➜ git reset --hard FETCH_HEAD
➜ sudo chown -R `whoami` `brew --prefix`

coreyhaines

churn number and file name
git log --all -M -C --name-only | grep -E '^(app|lib)/' | sort | uniq -c | sort | awk 'BEGIN {print "count,file"} {print $1 "," $2}'

churn number and file name w/ limiting to last n commits
git log --all -n 5000 -M -C --name-only | grep -E '^spec/models' | sort | uniq -c | sort | awk 'BEGIN {print "count,file"} {print $1 "," $2}'

graph of churn number and frequency
git log --all -M -C --name-only | grep -E '^(app|lib)/' | sort | uniq -c | sort | awk '{print $1}' | uniq -c | sort | awk 'BEGIN { print "frequency,churn_count"} { print $1,$2}'