Cassidy Scheffer (she/her)

Queer, trans, software developer.

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

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Staff Software Engineer

Cassidy Scheffer (she/her)

Jun 25

How to Test Rake Tasks in RSpec Without Rails

#ruby #testing #rspec #rake

2 min read

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

These are great tips! Partitioning is the end goal for this t...

Apr 10

The incredible weight of being a trans woman in tech

Wow wow wow. I finally got around to reading this. TBH I was ...

Apr 9

April 9th, 2021: What did you learn this week?

I learned how to use GitHub's Scientist gem, and ran my first...

Apr 9

What's the best thing to do when you've run into a debugging dead end?

This always works for me too! I try to explain the problem ...

Dec 18 '19

Cassidy Scheffer (she/her)

Jun 22

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

#discuss #github #codequality #watercooler

1 min read

Cassidy Scheffer (she/her)

Apr 9

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

#postgres #sql #performance

32 2

3 min read

Cassidy Scheffer (she/her)

Mar 30

Two Tools for Diagnosing Slow Endpoints in Rails

#rails #ruby

3 min read

Cassidy Scheffer (she/her)

May 15 '20

Using Factories in Ruby to Refactor if Statements

#ruby #rails #refactorit

5 min read

Cassidy Scheffer (she/her)

Dec 16 '19

Don't Trust the Cops: Sometimes Rubocop is Wrong

#ruby #linting #rubocop #rails

2 min read

Cassidy Scheffer (she/her)

Dec 16 '19

Shared Examples and Contexts in RSpec

#ruby #rspec #testing

12 1

4 min read

Cassidy Scheffer (she/her)

Dec 18 '19

Learning Go

#go #beginners

5 min read

Cassidy Scheffer (she/her)

Jan 18 '20

Favourite Debugging Trick in Ruby

#ruby #debugging

1 min read

Cassidy Scheffer (she/her)

Dec 16 '19

Creating a Dracula tmux Colour Theme

#tmux #dracula #dotfiles

7 1

5 min read

Cassidy Scheffer (she/her)

Jan 18 '20

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

#ruby #debugging

5 min read

Cassidy Scheffer (she/her)

Dec 18 '19

Concatenating MySQL Results with Group_concat and Concat_ws

#sql

3 min read

Cassidy Scheffer (she/her)

Dec 16 '19

Writing Super Fast Queries in Rails

#rails #ruby #performance

8 1

4 min read

Cassidy Scheffer (she/her)

Dec 16 '19

How to Rewrite git History when Collaborating with Others

#git #webdev #beginners

2 min read

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Cassidy Scheffer (she/her)

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How to Test Rake Tasks in RSpec Without Rails

Recent comments

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

The incredible weight of being a trans woman in tech

April 9th, 2021: What did you learn this week?

What's the best thing to do when you've run into a debugging dead end?

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