Understanding Jest Mocks
Decipher Jest's complex rules for mocking modules.
Faster Google Classroom Assignments with a Bookmarklet
A free tool for teachers to automate the repetitive task of assigning work to a group.
Segment S3 uploads by Cognito user
Use S3 policies to isolate Cognito users into subdirectories of a bucket.
Calculate AWS v4 Signature with client-side JavaScript
Use AWS Cognito credentials to authenticate requests directly in the browser.
Code Style: Accessing JavaScript Variables
JavaScript's syntax allows for a lot of shortcuts when accessing variables. But shorter code can also be confusing. Which techniques are the shortest? Which are the easiest to read?
A Parser for Conditional Expressions
I've created a tool for analyzing conditional expressions.
Managing Puppet modules on Vagrant with Librarian-Puppet
Load Puppet's third-party dependencies on-demand and keep them out of source control.
