Archive

20 posts published so far

Jun 20, 2025
Local PostgreSQL Upgrade and Database Restoration Guide
Lynn Chang
Jan 13, 2025
Resolving Rails Runtime Errors: A Guide to Handling Unpersisted Changes with with_lock
Lynn Chang
Mar 11, 2024
Upgrade to Ruby 3.0.6 (OpenSSL issues)
Lynn Chang

Feb 13, 2024

What’s the relationship between require, $LOAD_PATH and $LOADED_FEATURES in Ruby?

Lynn Chang

Aug 25, 2022

How I learned to write raw SQL

Lynn Chang

Jun 12, 2022

7 steps I usually do before I involve in a complex feature implementation

Lynn Chang

Feb 7, 2022

What's the difference between find_each, find_in_batches, in_batches in Rails?

Lynn Chang

Jan 27, 2022

VS Code x Rubocop - ruby_executable_hooks: No such file or directory

Lynn Chang

Dec 8, 2021

How to define a multiline string in Ruby

Lynn Chang

Dec 1, 2021

How to turn on the expanded table formatting mode in PostgreSQL

Lynn Chang

Nov 14, 2021

6 tips to ensure your rake task runs smoothly

Lynn Chang

Sep 18, 2021

How to Benchmark my code in Ruby or Rails

Lynn Chang

Sep 9, 2021

Lessons learned from failing to access an environment variable in YMAL file

Lynn Chang

Sep 3, 2021

When ORDER BY and NULL work together

Lynn Chang

Aug 22, 2021

How to use and test an AJAX request in Rails

Lynn Chang

Aug 13, 2021

Understand `nil` in Ruby

Lynn Chang

Aug 5, 2021

3 helpful methods in Rails console

Lynn Chang

Aug 1, 2021

RSpec - Use shared_examples to avoid duplicate test examples

Lynn Chang

Jul 24, 2021

Before adding a new validation, one thing you should notice

Lynn Chang

Jul 23, 2021

Git - There are too many unreachable loose objects

Lynn Chang

Command Palette

Local PostgreSQL Upgrade and Database Restoration Guide

Resolving Rails Runtime Errors: A Guide to Handling Unpersisted Changes with with_lock

Upgrade to Ruby 3.0.6 (OpenSSL issues)

What’s the relationship between require, $LOAD_PATH and $LOADED_FEATURES in Ruby?

How I learned to write raw SQL

7 steps I usually do before I involve in a complex feature implementation

What's the difference between find_each, find_in_batches, in_batches in Rails?

VS Code x Rubocop - ruby_executable_hooks: No such file or directory

How to define a multiline string in Ruby

How to turn on the expanded table formatting mode in PostgreSQL

6 tips to ensure your rake task runs smoothly

How to Benchmark my code in Ruby or Rails

Lessons learned from failing to access an environment variable in YMAL file

When ORDER BY and NULL work together

How to use and test an AJAX request in Rails

Understand `nil` in Ruby

3 helpful methods in Rails console

RSpec - Use shared_examples to avoid duplicate test examples

Before adding a new validation, one thing you should notice

Git - There are too many unreachable loose objects