Cassidy

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Joined on Dec 16, 2019 https://when.cassidy.codes

Work

Staff Software Engineer

I have worked with Ruby on Rails for years, led Engineering teams, worked with CloudFormation, Elasticsearch, RDS, and many other AWS services.

Outside of work, I write occasional blog posts about things I've learned. Sometimes I fiddle around in a new language.

14 posts published

4 comments written

29 tags followed

Cassidy

Jun 25 '21

How to Test Rake Tasks in RSpec Without Rails

#ruby #testing #rspec #rake

2 min read

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Cassidy

Jun 22 '21

Have you worked on a GitHub project with “Code Owners”?

#discuss #github #codequality #watercooler

1 min read

Cassidy

Apr 9 '21

One WEIRD Trick for Speeding Up ORDER BY That You Probably Shouldn't Use

#postgres #sql #performance

3 min read

Cassidy

Mar 30 '21

Two Tools for Diagnosing Slow Endpoints in Rails

#rails #ruby

3 min read

Cassidy

May 15 '20

Using Factories in Ruby to Refactor if Statements

#ruby #rails #refactorit

5 min read

Cassidy

Dec 16 '19

Don't Trust the Cops: Sometimes Rubocop is Wrong

#ruby #linting #rubocop #rails

2 min read

Cassidy

Dec 16 '19

Shared Examples and Contexts in RSpec

#ruby #rspec #testing

4 min read

Cassidy

Dec 18 '19

Learning Go

#go #beginners

5 min read

Cassidy

Jan 18 '20

Favourite Debugging Trick in Ruby

#ruby #debugging

1 min read

Cassidy

Dec 16 '19

Creating a Dracula tmux Colour Theme

#tmux #dracula #dotfiles

5 min read

Cassidy

Jan 18 '20

Debugging in Rails with Pry, `bundle open` and `puts`

#ruby #debugging

5 min read

Cassidy

Dec 18 '19

Concatenating MySQL Results with Group_concat and Concat_ws

#sql

3 min read

Cassidy

Dec 16 '19

Writing Super Fast Queries in Rails

#rails #ruby #performance

4 min read

Cassidy

Dec 16 '19

How to Rewrite git History when Collaborating with Others

#git #webdev #beginners

2 min read

DEV Community

Cassidy

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Skills/Languages

Currently hacking on

How to Test Rake Tasks in RSpec Without Rails

Want to connect with Cassidy ?

Have you worked on a GitHub project with “Code Owners”?

One WEIRD Trick for Speeding Up ORDER BY That You Probably Shouldn't Use

Two Tools for Diagnosing Slow Endpoints in Rails

Using Factories in Ruby to Refactor if Statements

Don't Trust the Cops: Sometimes Rubocop is Wrong

Shared Examples and Contexts in RSpec

Learning Go

Favourite Debugging Trick in Ruby

Creating a Dracula tmux Colour Theme

Debugging in Rails with Pry, `bundle open` and `puts`

Concatenating MySQL Results with Group_concat and Concat_ws

Writing Super Fast Queries in Rails

How to Rewrite git History when Collaborating with Others