Interview problems I used to use to interview candidates at Google until they were leaked and banned from use in interviews. My loss is your gain, however, because once they’re out in the world I can write them up and explain them to you.


PostgreSQL is an open source multi-purpose relational database system which is widely used throughout the world. It is one huge system with the integrated subsystems, each of which has a particular complex feature and works with each other cooperatively.


This webpage covers the space and time Big-O complexities of common algorithms used in Computer Science. When preparing for technical interviews in the past, I found myself spending hours crawling the internet putting together the best, average, and worst case complexities for search and sorting algorithms so that I wouldn't be stumped when asked about them.


React and GraphQL are a match made in heaven. GraphQL on its own is a blessing if you’ve ever had to make multiple requests to a RESTful API just to piece together all the data needed for an interface, but when combined with Apollo + React, it makes building interfaces very enjoyable.


Climate change may not seem like an issue that should concern web developers, but the truth is that our work does have a carbon footprint, and it’s about time we started to think about that.


The newest edition of the standard continues the yearly release cycle by adding four new RegExp features, rest/spread properties, asynchronous iteration, and Promise.prototype.finally. Additionally, ES2018 drops the syntax restriction of escape sequences from tagged templates.