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https://ruby.social/@thomascountz Thomas Countz (@thomascountz@ruby.social) - Ruby.social 14 Posts, 57 Following, 13 Followers · I thomas countz ruby social https://thomascountz.com/2025/01/28/activerecord-models-to-erd ActiveRecord Models to a Mermaid ERD - Thomas Countz Jan 28, 2025 - A Ruby script that converts ActiveRecord models into a Mermaid Entity-Relationship Diagram (ERD) format. activerecord models mermaid erd thomas https://thomascountz.com/tags Tags - Thomas Countz May 21, 2026 - *featured (9) 2025-07-02 * Debouncing API Calls 2023-07-30 * Low-Poly Image Generation using Evolutionary Algorithms in Ruby 2021-08-02 * Københavns... tags thomas countz https://thomascountz.com/2019/05/29/public-square Subscribing to The Public Square - Thomas Countz May 29, 2019 - While on a client, it became a normal practice to have lots of work-related conversations in private: direct chat messages, quick video calls, and email... public square subscribing thomas countz https://thomascountz.com/2026/02/22/one-off-scheduling-with-at Job Scheduling with at(1) - Thomas Countz Feb 22, 2026 - at(1) is a one-off job scheduler that’s been hiding in plain sight on Unix systems. Yes, it knows when teatime is. job scheduling thomas countz https://thomascountz.com/2025/05/27/color-strings-refinement Color Strings Refinement - Thomas Countz May 27, 2025 - A Ruby refinement that adds methods to the String class for coloring text output in the terminal. color strings refinement thomas countz https://thomascountz.com/2025/02/20/breakdown-of-the-fix-for-ruby-bug-21117 Ruby Bug #21117: Numbered Block Params - Thomas Countz Feb 20, 2025 - A breakdown of the fix for Ruby Bug #21117, which addressed issues with numbered block parameters and combined assignment operators. ruby bug numbered block params https://thomascountz.com/2020/09/18/specify-bundler-version Specify Bundler Version - Thomas Countz Sep 18, 2020 - If you’re like me, you may have versions of both Bundler 1 and Bundler 2 installed on your system. This can make it difficult to manage different codebases.... specify bundler version thomas countz https://thomascountz.com/2023/07/30/low-poly-image-generation Low-Poly Image Generation using Evolutionary Algorithms in Ruby - Thomas Countz Jul 30, 2023 - A deep dive into evolutionary algorithms through the lens of low-poly image generation. This exploration covers genetic algorithm theory, custom Ruby... low poly image generation using evolutionary algorithms https://thomascountz.com/2018/03/07/testing-ruby-gets-puts Testing Ruby’s `gets` & `puts` - Thomas Countz Mar 7, 2018 - The Problem. You want to TDD some behavior that interacts with the command line: puts testing gets puts thomas countz https://thomascountz.com/2021/05/13/prototype-design-simulation Hexo - Prototyping, Design, Simulation - Thomas Countz May 13, 2021 - Building an electronic six-sided die from concept to prototype. This post covers breadboard prototyping, pen-and-paper circuit analysis using Ohm’s and... prototyping design hexo simulation thomas countz https://thomascountz.com/2020/02/13/precommitments Precommitments - Thomas Countz Feb 13, 2020 - Originally Published in The Pseudocode 001 When John O’Nolan founded Ghost in April 2013, he made the same “we-won’t-sell-out” pitch to customers that every... thomas countz https://thomascountz.com/2025/06/08/unlocking-apple-voice-memo-transcripts Where Does Apple Hide Your Voice Memo Transcripts? - Thomas Countz Jun 8, 2025 - Apple’s Voice Memos app automatically transcribes your recordings, but accessing those transcripts isn’t straightforward. I explored the .m4a file format and... voice memo apple hide transcripts thomas https://thomascountz.com/2019/09/29/being-unprecious Becoming Unprecious - Thomas Countz Sep 29, 2019 - In a recent “Footnotes” episode of My Dad Wrote A Porno, Tony-, Emmy-, Oscar, and Pulitzer Prize-winning guest, Lin-Manuel Miranda, sat down to talk about all... becoming thomas countz https://thomascountz.com/2025/02/01/checklist-app-prototype Checklist App Prototype - Thomas Countz Feb 1, 2025 - A prototype for a checklist app designed to help users complete procedures step-by-step. checklist app prototype thomas countz https://thomascountz.com/2021/03/13/communication-superhighways Communication Superhighways - Thomas Countz Mar 13, 2021 - Good communication in an emergency is vital: What is happening? Who is leading? Where are we meeting? Et al. Just like firefighters, who use highways instead... communication superhighways thomas countz https://thomascountz.com/2020/01/13/third-party-cookies Third-Party Cookies - Thomas Countz Jan 13, 2020 - What are cookies and how they so dangerous? Let’s take a look at the technical side of cookies and what makes them so useful for good and bad actors, alike. third party cookies thomas countz https://thomascountz.com/2020/02/01/why-i-share-the-agenda Why I Share the Agenda - Thomas Countz Feb 1, 2020 - Originally Published in The Pseudocode 001 Meetings, meetings, meetings! A day chopped up into a series of fits and starts where nothing gets finished and we... share agenda thomas countz https://thomascountz.com/2020/04/30/deploying-fastai MLOps for Web Devs - Fastai2, Flask, Docker, & Heroku - Thomas Countz Apr 30, 2020 - You’ve built your fastai2 model and now you want to expose it via an API. There are tools like Render, Google App Engine, AWS Lambda, Amazon SageMaker, and... web devs mlops flask docker heroku https://thomascountz.com/2023/07/06/utilizing-docker-for-bundling-in-a-specific-ruby-environment Utilizing Docker for Bundling in a Specific Ruby Environment - Thomas Countz Jul 6, 2023 - How I’m using Docker to manage operations across dozens of different Ruby environments without local installations. utilizing docker bundling specific ruby https://countz.com/ Countz.com - the best website about everything important Check the best selection of article dedicated to health, nutrition, sport, investment, psychology and much more on our website! countz best everything important https://thomascountz.com/2019/12/23/end-of-freshman-year End of Freshman Year - Thomas Countz Dec 23, 2019 - As I enter my second year as a software consultant (my sophomore year, as no one will let me call it), I’ve gained a new perspective about being pushed, having... end freshman year thomas countz https://thomascountz.com/2025/02/08/ruby-cli-progress-bar Ruby CLI Progress Bar - Thomas Countz Feb 8, 2025 - A simple Ruby function to display a progress bar in the terminal. progress bar ruby cli thomas countz https://thomascountz.com/2025/03/17/run-commands-on-file-change Run Commands on File Change - Thomas Countz Mar 17, 2025 - I use entr to run commands automatically when files change. Here’s how I use it to run tests. run commands file change thomas https://thomascountz.com/2020/08/30/types-of-notetaking Types of Notetaking - Thomas Countz Aug 30, 2020 - Earlier this week, my pair and I struck upon something interesting, and I stopped to take notes. Every time I see you taking notes, you’re using a new method!... types notetaking thomas countz https://thomascountz.com/2020/05/09/fastbook-ch4-questions FastBook Chapter 4 Questions & Notes - Thomas Countz chapter questions notes thomas countz https://thomascountz.com/2018/04/13/calculate-decision-boundary-of-perceptron Calculate the Decision Boundary; Visualize Linear Separability - Thomas Countz Apr 13, 2018 - tl;dr Skip to the Summary. In the appendix of 19-line Line-by-line Python Perceptron, I touched briefly on the idea of linear separability. A perceptron is a... calculate decision boundary visualize linear https://thomascountz.com/2020/01/10/range-of-tolerance Range of Tolerance - Thomas Countz Jan 10, 2020 - Originally Published in The Pseudocode 001 When it comes to working on a team, how do we agree on anything? An office policy, a tool choice, a coding style—not... range tolerance thomas countz https://thomascountz.com/2025/02/09/capture-activerecord-queries Capture ActiveRecord Queries - Thomas Countz Feb 9, 2025 - A technique for capturing and inspecting SQL queries generated by ActiveRecord in tests using ActiveSupport::Notifications. capture activerecord queries thomas countz https://thomascountz.com/2021/05/15/rocket-lab-telemetry-from-video Rocket Lab Telemetry From Video - Thomas Countz May 15, 2021 - Extracting rocket telemetry data from a YouTube live stream using Google Cloud Video Intelligence API’s OCR capabilities. This project walks through video... rocket lab telemetry video thomas https://thomascountz.com/2025/01/31/interactive-jq Interactive jq - Thomas Countz Jan 31, 2025 - fzf is an incredibly configurable command-line fuzzy finder. Here’s how I used it to build an interactive jq TUI. interactive jq thomas countz https://thomascountz.com/2019/05/30/weinberg-second-law Weinberg's Second Law - Thomas Countz May 30, 2019 - The Second Law of Consulting: No matter how it looks at first, it’s always a people problem. — Weinberg, Gerald M. Secrets of Consulting: a Guide to Giving and... weinberg second law thomas countz https://thomascountz.com/2019/05/23/innocent-apps Innocent Applications - Thomas Countz May 23, 2019 - Innocent applications don’t lead to successful startups, they don’t aim to go viral, or even replace something that already works well. Instead, they act as... innocent applications thomas countz https://thomascountz.com/2019/05/21/safer-monkey-patching-in-ruby Safer Monkey Patching in Ruby - Thomas Countz May 21, 2019 - At 8th Light, my team and I are rigorously working on our most important client’s most important project: a command line Battleship gem, called battle_boats.... safer monkey patching ruby thomas https://thomascountz.com/2021/07/09/sargable-queries-and-mysql-text-indexing Sargable Queries & MUL Indexes; or Why My Query is Slow - Thomas Countz Jul 9, 2021 - My discovery of “sargability” in SQL queries, told through the lens of debugging a slow ActiveRecord query in a MySQL database. queries mul indexes query slow https://thomascountz.com/2025/06/03/forth-feedback-loop Forth Feedback Loop - Thomas Countz Jun 3, 2025 - Forth scratches a strange itch in my brain. I wrote a word to help me rapidly iterate on Forth code by automating an edit-reload cycle. feedback loop forth thomas countz https://thomascountz.com/2020/10/24/sql-injection SQL Injection Overview - Thomas Countz Oct 24, 2020 - An SQL Injection occurs when untrusted input is used directly in the construction of an SQL query. This attack is commonly executed by introducing a meta... sql injection overview thomas countz https://thomascountz.com/2018/03/26/perceptrons-implementing-and-part-1 Teaching a Perceptron by Hand - Thomas Countz teaching perceptron hand thomas countz https://thomascountz.com/2019/05/24/bobby Bobby - Designing an App Just For Me - Thomas Countz May 24, 2019 - The tl;dr Bobby is a mobile-first Rails app that uses MTA’s real-time bus tracking API to tell users when the bus will arrive at their stop. Instead of using... bobby designing app thomas countz https://thomascountz.com/2018/03/28/perceptrons-implementing-and-part-2 Automating Perceptron Learning Algorithm - Thomas Countz automating perceptron learning algorithm thomas https://thomascountz.com/2025/01/20/adding-journals Adding Journals - Thomas Countz Jan 20, 2025 - Adding journals to my blog for quick thoughts and ideas. adding journals thomas countz https://thomascountz.com/2019/05/29/the-burden-of-self-imposed-bureaucracy The Burden of Self-Imposed Bureaucracy - Thomas Countz May 29, 2019 - When I have an idea to build something, I usually get caught up in my own bureaucracy. I set up a board with a backlog of features, I make a Github repo with a... burden self imposed bureaucracy thomas https://thomascountz.com/2018/11/18/2d-coordinate-fromes-matplotlib Coordinate Frames in 2D w/ Homogeneous Coordinates + Matplotlib - Thomas Countz Nov 18, 2018 - # Setup import numpy as np; import matplotlib.pyplot as plt; 2D Coordinate Frames All coordinate frames are relative. A coordinate frame gives us a frame of... coordinate frames matplotlib thomas countz https://thomascountz.com/ Thomas Countz - Personal site of Thomas Countz Personal site of Thomas Countz personal site thomas countz https://thomascountz.com/2026/01/26/good-citizen-syndrome Good Citizen Syndrome - Thomas Countz Jan 26, 2026 - When skilled engineers constantly fill gaps in process and standards, it can mask weak reliability strategy. good citizen syndrome thomas countz https://thomascountz.com/2025/03/26/good-morning-team Good Morning, Team! - Thomas Countz Mar 26, 2025 - Every so often, I like to write a Ruby script that says good morning to my team in a fun way. Here is the one I made this morning which mimics the famous... good morning team thomas countz https://thomascountz.com/2021/03/08/invitation-to-think Crafting an Invitation to Think - Thomas Countz Mar 8, 2021 - Foreshadowing: signaling an outcome of chapter eight in the middle of chapter one, i.e. the original spoiler. Although, akin to the mean-spirited handiwork of... crafting invitation think thomas countz