How to improve N-1 problems in Rails

Even experienced engineers sometimes overlook N-1 problems, so this article will show you how to improve them. What’s N-1 problems Install gem that alerts you if N-1 problems exists Check if N-1 problems […]

Differences in Javascript functions

There are several ways to define functions in Javascript, and there are differences in the way they work, so I have summarized them here to help you organize them in your own mind.There […]

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15 useful applications for web developers

This article lists the applications we use in our web development environment. The main languages used are Ruby & React. We hope you find it useful. VS Code We use React and Typescript […]