Blog Archive

Nov 16, 2024 • rails
A Rails Migration Foot Gun
Nov 5, 2024 • postgres, bi temporal data, ruby
The REPL: Issue 122 - October 2024
Oct 17, 2024 • postgres
Postgres default values as a backfill method
Oct 3, 2024 • the repl, postgres, rails, security
The REPL: Issue 121 - September 2024
Sep 19, 2024 • unix
Using expect to tailor environment
Sep 4, 2024 • the repl
The REPL: Issue 120 - August 2024
Aug 3, 2024 • the repl
The REPL: Issue 119 - July 2024
Jul 5, 2024 • the repl, ruby, rails
The REPL: Issue 118 - June 2024
Jun 5, 2024 • the repl, postgres, bi temporal data
The REPL: Issue 117 - May 2024
May 9, 2024 • the repl, postgres, ruby
The REPL: Issue 116 - April 2024
Apr 29, 2024 • postgres
Postgres Updatable Views
Apr 3, 2024 • the repl, unix, postgres
The REPL: Issue 115 - March 2024
Mar 7, 2024 • the repl, rails, unix
The REPL: Issue 114 - February 2024
Feb 16, 2024 • ruby
Pipelines With Result Objects
Feb 6, 2024 • the repl, ruby
The REPL: Issue 113 - January 2024
Jan 20, 2024 • ruby, rails
Convention Over Configuration, But Not For Style
Jan 3, 2024 • the repl, elixir, rails, ruby
The REPL: Issue 112 - December 2023
Dec 30, 2023 • ruby
This Blog on Ruby 3.3.0
Dec 5, 2023 • the repl, postgres, software
The REPL: Issue 111 - November 2023
Nov 4, 2023 • the repl, ruby, rails, postgres, tdd
The REPL: Issue 110 - October 2023
Oct 7, 2023 • books, software, design
Book Review: A Philosophy of Software Design
Oct 4, 2023 • the repl, ruby, rail
The REPL: Issue 109 - September 2023
Sep 24, 2023 • design, ruby
On Class Structure
Sep 2, 2023 • the repl, bi temporal data, rails
The REPL: Issue 108 - August 2023
Aug 12, 2023 • rails
Unexpteced Rails N+1 when using #without
Aug 4, 2023 • the repl, software, postgres
The REPL: Issue 107 - July 2023
Jul 18, 2023 • rails
Spring and Bundler
Jul 13, 2023 • software, percolations
Hazmat Ratchet
Jul 3, 2023 • the repl, machine_learning
The REPL: Issue 106 - June 2023
Jun 19, 2023 • rails, arel
Surprise in Arel's API
Jun 6, 2023 • the repl, rails, active_record, arel, statistics, good_job
The REPL: Issue 105 - May 2023
May 14, 2023 • good_job, rails, ruby
GoodJob Bulk Enqueue
May 1, 2023 • the repl, performance, make, unix
The REPL: Issue 104 - April 2023
Apr 4, 2023 • the repl, machine_learning, git
The REPL: Issue 103 - March 2023
Mar 20, 2023 • rails
TIL: rails restart
Mar 2, 2023 • the repl, postgres, teams
The REPL: Issue 102 - Februrary 2023
Feb 17, 2023 • unix, bash
Using bashly to create a CLI
Feb 4, 2023 • the repl, databases, rails, ruby
The REPL: Issue 101 - January 2023
Jan 4, 2023 • the repl, postgres, sqlite, productivity
The REPL: Issue 100 - December 2022
Dec 26, 2022 • the repl, postgres, rails
The REPL: Issue 99 - November 2022
Dec 1, 2022 • unix, asdf, direnv
Asdf, Direnv Together
Nov 5, 2022 • the repl, postgres, git, ruby
The REPL: Issue 98 - October 2022
Oct 20, 2022 • git
Git Monorepo Improved Performance
Oct 3, 2022 • the repl, git, postgres, elixir
The REPL: Issue 97 - September 2022
Sep 9, 2022 • the repl, unix
The REPL: Issue 96 - August 2022
Aug 23, 2022 • writing
This Blog: 10 Years Later
Aug 8, 2022 • the repl
The REPL: Issue 95 - July 2022
Jul 9, 2022 • ruby, rspec
RSpec DSL Is Just Fine
Jul 4, 2022 • the repl, postgres
The REPL: Issue 94 - June 2022
Jun 28, 2022 • atom, vs_code
Switching to VS Code
Jun 7, 2022 • the repl
The REPL: Issue 93 - May 2022
May 21, 2022 • git, unix
Background long-running git hooks
May 4, 2022 • the repl, ruby
The REPL: Issue 92 - April 2022
Apr 19, 2022 • ruby, rspec, unix, tdd
Testing Unix Utilities With RSpec
Apr 5, 2022 • the repl
The REPL: Issue 91 - March 2022
Mar 20, 2022 • unix, web
Finding Broken Links
Mar 4, 2022 • the repl
The REPL: Issue 90 - February 2022
Feb 4, 2022 • the repl
The REPL: Issue 89 - January 2022
Jan 14, 2022 • unix
Playing Evil Wordle With Unix
Jan 4, 2022 • the repl
The REPL: Issue 88 - December 2021
Dec 12, 2021 • ruby, rails
Gotcha using Oj to generate JSON
Dec 7, 2021 • the repl
The REPL: Issue 87 - November 2021
Nov 14, 2021 • git
Conditionally setting your gitconfig, or not
Nov 4, 2021 • the repl
The REPL: Issue 86 - October 2021
Oct 20, 2021 • databases, good_job
The Bike Shed Podcast Feedback
Oct 5, 2021 • the repl
The REPL: Issue 85 - September 2021
Sep 14, 2021 • rails, databases, postgres
Leaning on ActiveRecord Relations for Query Optimization
Sep 3, 2021 • the repl
The REPL: Issue 84 - August 2021
Aug 13, 2021 • unix
Code spelunking with rg and join
Aug 2, 2021 • the repl, good_job
The REPL: Issue 83 - July 2021
Jul 23, 2021 • asdf, direnv, postgres, unix
Per-project Postgres with asdf and direnv
Jul 1, 2021 • the repl
The REPL: Issue 82 - June 2021
Jun 22, 2021 • rails
Better Form Objects in Rails
Jun 11, 2021 • books, software
Book Review: Grokking Simplicity
Jun 2, 2021 • the repl
The REPL: Issue 81 - May 2021
May 3, 2021 • the repl
The REPL: Issue 80 - April 2021
Apr 1, 2021 • the repl
The REPL: Issue 79 - March 2021
Mar 23, 2021 • deployment, rails, heroku
Deployments With Incompatible Code
Mar 1, 2021 • the repl
The REPL: Issue 78 - February 2021
Feb 2, 2021 • the repl
The REPL: Issue 77 - January 2021
Jan 2, 2021 • the repl
The REPL: Issue 76 - December 2020
Dec 3, 2020 • the repl
The REPL: Issue 75 - November 2020
Nov 3, 2020 • the repl
The REPL: Issue 74 - October 2020
Oct 4, 2020 • the repl
The REPL: Issue 73 - September 2020
Sep 2, 2020 • the repl
The REPL: Issue 72 - August 2020
Aug 4, 2020 • the repl
The REPL: Issue 71 - July 2020
Jul 6, 2020 • the repl
The REPL: Issue 70 - June 2020
Jun 3, 2020 • the repl
The REPL: Issue 69 - May 2020
May 26, 2020 • avro, kafka
Avro Schema Evolution
May 18, 2020 • books, databases
Book Review: Building Git
May 7, 2020 • databases, postgres, bi temporal data
Postgres Ranges
May 5, 2020 • the repl
The REPL: Issue 68 - April 2020
Apr 24, 2020 • databases, bi temporal data
Modeling Bi-Temporal Deletions
Apr 18, 2020 • databases, bi temporal data
Bi-Temporal Data
Apr 9, 2020 • the repl
The REPL: Issue 67 - March 2020
Apr 1, 2020 • musings
Pandemic
Mar 2, 2020 • the repl
The REPL: Issue 66 - February 2020
Feb 3, 2020 • the repl
The REPL: Issue 65 - January 2020
Jan 23, 2020 • books, databases
Book Review: SQL Performance Explained
Jan 14, 2020 • rails, databases, postgres
Abstractions With Database Views
Jan 14, 2020 • deployment, rails, heroku, databases, most_popular
Deployments With Schema Migrations
Dec 4, 2019 • the repl
The REPL: Issue 64 - December 2019
Dec 4, 2019 • the repl
The REPL: Issue 63 - November 2019
Nov 5, 2019 • teams, unix, git
Large Teams: Finding A Green Build
Nov 1, 2019 • the repl
The REPL: Issue 62 - October 2019
Oct 1, 2019 • the repl
The REPL: Issue 61 - September 2019
Sep 4, 2019 • the repl
The REPL: Issue 60 - August 2019
Aug 16, 2019 • rails, git
Spring Hopes Eternal
Aug 2, 2019 • the repl
The REPL: Issue 59 - July 2019
Jul 14, 2019 • productivity, atom, unix
Fast Feedback Loops
Jul 10, 2019 • books, design, databases
Book Review: Designing Data-Intensive Applications
Jul 8, 2019 • the repl
The REPL: Issue 58 - June 2019
Jun 3, 2019 • the repl
The REPL: Issue 57 - May 2019
May 23, 2019 • ruby
Chasing a Segmentation fault
May 15, 2019 • talks, conferences
RailsConf 2019 Talk: Bug-Driven Development
May 6, 2019 • the repl
The REPL: Issue 56 - April 2019
Apr 4, 2019 • the repl
The REPL: Issue 55 - March 2019
Mar 8, 2019 • productivity
On Being Efficient: My Mac Setup
Mar 1, 2019 • the repl
The REPL: Issue 54 - February 2019
Feb 15, 2019 • ruby
Dragons in benchmark-ips
Feb 4, 2019 • the repl
The REPL: Issue 53 - January 2019
Jan 18, 2019 • ruby
Don't Rescue RuntimeError
Jan 8, 2019 • the repl
The REPL: Issue 53 - December 2018
Dec 5, 2018 • the repl
The REPL: Issue 52 - November 2018
Nov 8, 2018 • security, most_popular
Let's Encrypt and NearlyFreeSpeech.NET
Nov 2, 2018 • the repl
The REPL: Issue 51 - October 2018
Oct 26, 2018 • ruby, asdf, elixir
Managing Versions With asdf
Oct 1, 2018 • the repl
The REPL: Issue 50 - September 2018
Sep 6, 2018 • the repl
The REPL: Issue 49 - August 2018
Aug 26, 2018 • productivity
On Taking Notes
Aug 6, 2018 • the repl
The REPL: Issue 48 - July 2018
Jul 9, 2018 • teams
On Remote Work
Jul 6, 2018 • the repl
The REPL: Issue 47 - June 2018
Jun 4, 2018 • the repl
The REPL: Issue 46 - May 2018
May 2, 2018 • the repl
The REPL: Issue 45 - April 2018
Apr 2, 2018 • the repl
The REPL: Issue 44 - March 2018
Mar 1, 2018 • the repl
The REPL: Issue 43 - February 2018
Feb 26, 2018 • books, elixir
Book Review: Functional Web Development with Elixir
Feb 7, 2018 • the repl
The REPL: Issue 42 - January 2018
Jan 5, 2018 • ruby
Structs With Keyword Arguments in Ruby 2.5
Jan 2, 2018 • the repl
The REPL: Issue 41 - December 2017
Dec 1, 2017 • the repl
The REPL: Issue 40 - November 2017
Nov 1, 2017 • the repl
The REPL: Issue 39 - October 2017
Oct 18, 2017 • productivity, atom, unix
Pipe Atom Text Into Any Command
Oct 2, 2017 • the repl
The REPL: Issue 38 - September 2017
Sep 21, 2017 • ruby, design
Bug-Driven Development
Sep 12, 2017 • ruby, stdlib
Ruby stdlib: Base64
Sep 1, 2017 • the repl
The REPL: Issue 37 - August 2017
Aug 27, 2017 • books, design, ruby
Book Review: Understanding the Four Rules of Simple Design
Aug 22, 2017 • ruby, design
Testing a puts method
Aug 2, 2017 • the repl
The REPL: Issue 36 - July 2017
Jul 3, 2017 • the repl
The REPL: Issue 35 - June 2017
Jun 16, 2017 • books, ruby, design, most_popular
Book Review: 99 Bottles of OOP
Jun 13, 2017 • productivity
On The Pomodoro Technique
Jun 2, 2017 • the repl
The REPL: Issue 34 - May 2017
May 2, 2017 • the repl
The REPL: Issue 33 - April 2017
Apr 19, 2017 • books, elixir
Book Review: Programming Phoenix
Apr 4, 2017 • the repl
The REPL: Issue 32 - March 2017
Mar 23, 2017 • crystal
I Also Built A CLI Application in Crystal
Mar 1, 2017 • the repl
The REPL: Issue 31 - Februrary 2017
Feb 3, 2017 • the repl
The REPL: Issue 30 - January 2017
Jan 2, 2017 • the repl
The REPL: Issue 29 - December 2016
Dec 22, 2016 • ruby, teams
Enforcing Style
Dec 7, 2016 • security
Renewing a Let's Encrypt Certificate
Dec 2, 2016 • the repl
The REPL: Issue 28 - November 2016
Nov 13, 2016 • ruby, unix
Benchamarking With abprof & abcompare
Nov 1, 2016 • the repl
The REPL: Issue 27 - October 2016
Oct 19, 2016 • unix, most_popular
Subtleties of xargs on Mac and Linux
Oct 3, 2016 • the repl
The REPL: Issue 26 - September 2016
Sep 29, 2016 • security
Goodbye StartSSL, Hello Let's Encrypt
Sep 20, 2016 • security
Redirecting To An External Server May Leak Tokens In Headers
Sep 1, 2016 • the repl
The REPL: Issue 25 - August 2016
Aug 1, 2016 • the repl
The REPL: Issue 24 - July 2016
Jul 4, 2016 • the repl
The REPL: Issue 23 - June 2016
Jun 23, 2016 • unix, git
Secure dotfiles With git-crypt
May 31, 2016 • the repl
The REPL: Issue 22 - May 2016
May 2, 2016 • the repl
The REPL: Issue 21 - April 2016
Apr 4, 2016 • the repl
The REPL: Issue 20 - March 2016
Mar 2, 2016 • the repl
The REPL: Issue 19 - February 2016
Feb 19, 2016 • security
This Blog Is Now Delivered Over TLS
Feb 4, 2016 • the repl
The REPL: Issue 18 - January 2016
Jan 28, 2016 • ruby
Scratching An Itch With A Gem
Jan 16, 2016 • books, ruby
Review: Effective Ruby LiveLessons
Jan 5, 2016 • the repl
The REPL: Issue 17 - December 2015
Dec 1, 2015 • the repl
The REPL: Issue 16 - November 2015
Nov 17, 2015 • design, tdd
My Global Day of Code Retreat
Nov 3, 2015 • the repl
The REPL: Issue 15 - October 2015
Oct 11, 2015 • talks, unix
Talk: LA RubyConf 2015
Oct 2, 2015 • the repl
The REPL: Issue 14 - September 2015
Sep 1, 2015 • the repl
The REPL: Issue 13 - August 2015
Aug 23, 2015 • rails, ruby
Using ActiveRecord::Base#merge
Aug 19, 2015 • books, ruby
Book Review: Understanding Computation
Aug 7, 2015 • ruby
Celluloid, Nice to Meet You
Jul 31, 2015 • the repl
The REPL: Issue 12 - July 2015
Jul 23, 2015 • books, elixir
Book Review: Programing Elixir
Jul 8, 2015 • the repl
The REPL: Issue 11 - June 2015
Jun 16, 2015 • books, microservices
Book Review: Building Microservices
Jun 2, 2015 • the repl
The REPL: Issue 10 - May 2015
May 20, 2015 • experiment, ruby
Experiment: Use rbnev instead of rvm
May 9, 2015 • books, cloud
Book Review: Architecting The Cloud
May 3, 2015 • the repl
The REPL: Issue 9 - April 2015
Apr 30, 2015 • mongo
Adding An Index To Mongo Can Change Query Results
Apr 22, 2015 • elixir
Recursion and Pattern Matching in Elixir
Apr 1, 2015 • the repl
The REPL: Issue 8 - March 2015
Mar 26, 2015 • elixir
Dipping my toes in Elixir
Mar 22, 2015 • books, ruby
Book Review: The Ruby Way
Mar 9, 2015 • unix
Fuzzy Match 'All-The-Things'
Mar 2, 2015 • the repl
The REPL: Issue 7 - February 2015
Feb 26, 2015 • experiment, rspec
Experiment: Use RSpec Expectation Syntax
Feb 25, 2015 • conferences, ruby
2014 RubyConf - San Diego
Feb 24, 2015 • books, agile
Book Review: The Software Craftsman - Sandro Mancuso
Feb 3, 2015 • the repl
The REPL: Issue 6 - January 2015
Jan 5, 2015 • ruby
Stagnation
Jan 2, 2015 • the repl
The REPL: Issue 5 - December 2014
Dec 6, 2014 • books, ruby
Book Review: Effective Ruby - Peter J. Jones
Dec 2, 2014 • the repl
The REPL: Issue 4 - November 2014
Oct 27, 2014 • the repl
The REPL: Issue 3 - October 2014
Oct 21, 2014 • books, agile
Book Review: Being Agile - Ekas & Will
Sep 26, 2014 • ruby
StringInquirer: Nicer Syntax For Testing Equality
Sep 13, 2014 • books, rails
Book Review: The Rails 4 Way - Fernandez & Faustino
Sep 5, 2014 • talks, unix
Talk: Practical Unix For Ruby And Rails
Aug 11, 2014 • productivity, atom
We Are All Atom Now
Jun 30, 2014 • unix
World Cup Player Age, Unix Style
Jun 16, 2014 • ruby
Ruby Implicit `to_proc`
May 30, 2014 • books, agile
Book Review: The Agile Culture - Pixton, Gibson & Nickolaisen
May 16, 2014 • the repl
The REPL: Issue 2
May 13, 2014 • performance, unicorn, puma, jruby, most_popular
Unicorn vs. Puma: Round 3
May 4, 2014 • security
The Illusion Of Security
Apr 21, 2014 • unix
Killing Me Softly
Apr 4, 2014 • ruby, bundler
Use Multiple Ruby Engines In The Same Project
Mar 7, 2014 • the repl
The REPL: Issue 1
Feb 28, 2014 • productivity, sublime_text_2, atom
Must-have Editor Features: An Atom Review
Feb 12, 2014 • conferences, ruby
2014 LA Ruby Conf
Dec 11, 2013 • design
Sandi Metz' Revised Rules
Nov 1, 2013 • rspec, ruby, tdd
Ruby Block Precedence: An Rspec Gotcha
Sep 11, 2013 • jruby, delayed_job, threading, most_popular
DelayedJob Workers Are Not Thread Safe
Aug 16, 2013 • ruby
Exercism: Practice Your Coding Technique
Jul 16, 2013 • ruby
Conway's Game Of Life
Jun 21, 2013 • rvm, rspec
Testing With Multiple Ruby And Gem Versions
May 20, 2013 • performance, unicorn, puma, jruby, most_popular
Unicorn Vs. Puma: Redux
Apr 22, 2013 • sublime_text_2, productivity
Forget Vim: Learn Your OS' Shortcuts For Productivity
Mar 27, 2013 • rspec, jruby, bundler
Faster Rspec: jRuby, Spork, Nailgun and Bundler Binstubs
Feb 20, 2013 • jruby, profiling
A Tale Of jRuby Profiling
Jan 17, 2013 • design
Sandi Metz' Rules
Jan 7, 2013 • sublime_text_2, ctags, most_popular
Code Navigation in Sublime Text 2 With CTags
Dec 18, 2012 • unix
List Open Files With lsof
Nov 27, 2012 • books, ruby
Book Review: Practical Object-Oriented Design In Ruby - Sandi Metz
Nov 16, 2012 • ruby
StandardError casts message to string in Ruby 1.9
Nov 7, 2012 • ruby
Lambdas are Picky: ArgumentError in ruby 1.9
Oct 16, 2012 • unix, rspec
Run Changed Specs
Oct 2, 2012 • jruby, spork, rspec
Faster Rspec: Jruby, Spork and Nailgun
Sep 25, 2012 • unix, foreman
Per-Project environment variables
Sep 18, 2012 • rvm, jruby, xcode
Installing jruby with rvm and XCode 4.4
Sep 3, 2012 • foreman, procfile, heroku, most_popular
Manage Your App's Multiple Processes With a Procfile
Aug 27, 2012 • heroku, deployment, most_popular
Deploy To Heroku With (Near) Zero Downtime
Aug 20, 2012 • heroku, performance
Better Performance On Heroku: Thin vs. Unicorn vs. Puma